XML 48 R36.htm IDEA: XBRL DOCUMENT
v3.22.4

PATENTS AND TRADEMARKS (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2021
Goodwill and Intangible Assets Disclosure [Abstract] |
Patents and trademarks |
Patents and trademarks |  |  |  |  |  |
|  | 2021 |  |  | 2020 |
Patents and trademarks |  | $ | 309,205 |  |  | $ | 301,770 |
Less: Accumulated amortization |  |  | (242,723 | ) |  |  | (237,355 | )
Patents and trademarks, Net |  | $ | 66,482 |  |  | $ | 64,415 |

X
- References No definition available. + Details
Name: | us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance and exist in perpetuity, by either major class or business segment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 3 -Subparagraph (b),(d) -URI https://asc.fasb.org/extlink&oid=66006027&loc=d3e16373-109275 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
Name: | us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration