<SUBMISSION>
<ACCESSION-NUMBER>0001107305-04-000006
<TYPE>4
<PUBLIC-DOCUMENT-COUNT>2
<PERIOD>20040204
<FILING-DATE>20040206
<ISSUER>
<COMPANY-DATA>
<CONFORMED-NAME>IMMERSION CORP
<CIK>0001058811
<ASSIGNED-SIC>3577
<IRS-NUMBER>943180138
<STATE-OF-INCORPORATION>DE
<FISCAL-YEAR-END>1231
</COMPANY-DATA>
<BUSINESS-ADDRESS>
<STREET1>801 FOX LANE
<CITY>SAN JOSE
<STATE>CA
<ZIP>95131
<PHONE>4084671900
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>801 FOX LANE
<CITY>SAN JOSE
<STATE>CA
<ZIP>95131
</MAIL-ADDRESS>
<FORMER-COMPANY>
<FORMER-CONFORMED-NAME>IMMERSION HUMAN INTERFACE CORP
<DATE-CHANGED>19980602
</FORMER-COMPANY>
</ISSUER>
<REPORTING-OWNER>
<OWNER-DATA>
<CONFORMED-NAME>VIEGAS VICTOR
<CIK>0001212685
</OWNER-DATA>
<FILING-VALUES>
<FORM-TYPE>4
<ACT>34
<FILE-NUMBER>000-27969
<FILM-NUMBER>04573021
</FILING-VALUES>
<BUSINESS-ADDRESS>
<STREET1>801 FOX LN
<STREET2>C/O IMMERSION CORP
<CITY>SAN JOSE
<STATE>CA
<ZIP>95131
<PHONE>4084671900
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>C/O IMMERSION CORP
<STREET2>801 FOX LN.
<CITY>SAN JOSE
<STATE>CA
<ZIP>95131
</MAIL-ADDRESS>
</REPORTING-OWNER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgardoc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2004-02-04</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001058811</issuerCik>
        <issuerName>IMMERSION CORP</issuerName>
        <issuerTradingSymbol>IMMR</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001212685</rptOwnerCik>
            <rptOwnerName>VIEGAS VICTOR</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>801 FOX LANE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SAN JOSE</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94063</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President, CEO and CFO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <transactionDate>
                <value>2004-01-30</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>1499</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>3.0005</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>10868</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Incentive Stock Option (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>7</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2004-02-04</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>22872</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>7</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2005-02-04</value>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <value>2014-02-04</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>22872</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>22872</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Non-Qualified Stock Option (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>7</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2004-02-04</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>177128</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>7</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2005-02-04</value>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <value>2014-02-04</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>177128</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>177128</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Total Non-Derivative Shares include ESPP Purchases</footnote>
        <footnote id="F2">Options Vest:  25% at one year of grant with the remainder vesting at a rate of 1/48 until fuly vested at 4 years from grant date</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>By: Mary Beth Baust  For: Victor Viegas</signatureName>
        <signatureDate>2006-02-06</signatureDate>
    </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>3
<FILENAME>viegasv_poa.txt
<DESCRIPTION>EDGAR SUPPORTING DOCUMENT
<TEXT>
LIMITED POWER OF ATTORNEYLIMITED POWER OF
ATTORNEY
FOR SECTION 16(a) REPORTING

KNOW ALL PERSONS BY THESE PRESENTS, that the undersigned
hereby makes, constitutes and appoints Victor Viegas, Mary Beth Baust,
James Koshland, Bejamin Griebe, David Leeb, and each of them, as the
undersigned's true and lawful attorney-in-fact (the "Attorney-in Fact"),
with full power of substitution and resubstitution, each with the power to
act alone for the undersigned and in the undersigned's name, place and
stead, in any and all capacities to:

1. prepare, execute, deliver and file with the United States Securities and
Exchange Commission, any national securities exchange and Immersion
Corporation (the "Company") any and all reports (including any
amendment thereto) of the undersigned required or considered advisable
under Section 16(a) of the Securities Exchange Act of 1934, as amended
(the "Exchange Act"), and the rules and regulations thereunder, with
respect to the equity securities of the Company, including Form 3 (Initial
Statement of Beneficial Ownership of Securities), Form 4 (Statement of
Changes in Beneficial Ownership), and Form 5 (Annual Statement of
Changes in Beneficial Ownership); and
2. seek or obtain, as the undersigned's representative and on the
undersigned's behalf, information on transactions in the Company's equity
securities from any third party, including the Company, brokers, dealers,
employee benefit plan administrators and trustees, and the undersigned
hereby authorizes any such third party to release any such information to
the Attorney-in-Fact.

The undersigned acknowledges that:

1. this Limited Power of Attorney authorizes, but does not require, the
Attorney-in-Fact to act at his or her discretion on information provided to
such Attorney-in-Fact without independent verification of such
information;
2. any documents prepared and/or executed by the Attorney-in-Fact on
behalf of the undersigned pursuant to this Limited Power of Attorney will
be in such form and will contain such information as the Attorney-in-Fact,
in his or her discretion, deems necessary or desirable;
3. neither the Company nor the Attorney-in-Fact assumes any liability for
the undersigned's responsibility to comply with the requirements of
Section 16 of the Exchange Act, any liability of the undersigned for any
failure to comply with such requirements, or any liability of the
undersigned for disgorgement of profits under Section 16(b) of the
Exchange Act; and
4. this Limited Power of Attorney does not relieve the undersigned from
responsibility for compliance with the undersigned's obligations under
Section 16 of the Exchange Act, including, without, limitation, the
reporting requirements under Section 16(a) of the Exchange Act. The
undersigned hereby grants to the Attorney-in-Fact full power and authority
to do and perform each and every act and thing requisite, necessary or
convenient to be done in connection with the foregoing, as fully, to all
intents and purposes, as the undersigned might or could do in person,
hereby ratifying and confirming all that the Attorney-in-Fact, or his or her
substitute or substitutes, shall lawfully do or cause to be done by authority
of this Limited Power of Attorney.
This Limited Power of Attorney shall remain in full force and effect until
the undersigned is no longer required to file Forms 3, 4 or 5 with respect
to the undersigned's holdings of and transactions in equity securities of the
Company, unless earlier revoked by the undersigned in a signed writing
delivered to the Attorney-in-Fact.
This Limited Power of Attorney shall be governed and construed in
accordance the laws of the State of California without regard to the laws
that might otherwise govern under applicable principles of conflicts of
laws thereof.
IN WITNESS WHEREOF, the undersigned has caused this Limited
Power of Attorney to be executed as of June 11, 2003.
Signature:/s/Victor A. Viegas

Print Name: Victor Viegas

</TEXT>
</DOCUMENT>
</SUBMISSION>
