Annual report pursuant to Section 13 and 15(d)

COMMON STOCK OPTIONS AND WARRANTS (Details - Schedule of activity of warrants)

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COMMON STOCK OPTIONS AND WARRANTS (Details - Schedule of activity of warrants) - Warrant [Member] - USD ($)
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Outstanding at the beginning of the year 1,587,553 1,521,250  
Outstanding at the beginning of the year $ 8.62 $ 8.78  
Outstanding at end of period 1 year 10 months 24 days 2 years 3 years 10 months 24 days
Outstanding  
Warrants expired, forfeited, cancelled or exercised (232,517) (23,116)  
Warrants issued 21,430 89,419  
Warrants issued $ 7.70 $ 9.02  
Warrant issued 1 year 10 months 24 days 2 years 2 months 12 days  
Outstanding at end of period 1,376,466 1,587,553 1,521,250
Outstanding at end of period $ 8.18 $ 8.62 $ 8.78
Exercisable at end of period 1,376,466 1,587,553  
Exercisable at end of period $ 8.18 $ 8.69  
Exercisable at end of period 1 year 10 months 24 days 2 years  
Exercisable  
Outstanding at the beginning of the year 2 years