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PATENTS AND TRADEMARKS (Tables) | 12 Months Ended
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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 |

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