                                                        Exhibit 23.1


Consent of Independent Registered Certified Public Accounting Firm


We have issued our report dated September 3, 2004, accompanying the consolidated
financial statements and schedules of Energy Conversion Devices, Inc. and
Subsidiaries contained in the Registration Statement and Prospectus. We consent
to the use of the aforementioned report in the Registration Statement and
Prospectus, and to the use of our name as it appears under the caption
"Experts."

/s/ Grant Thornton LLP

Southfield, Michigan
October 1, 2004

