Annual report pursuant to Section 13 and 15(d)

4. Equity (Details - Options by exercise price)

v3.20.4
4. Equity (Details - Options by exercise price) - Options [Member] - $ / shares
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Options Outstanding 2,200,736 1,764,500 675,000
Weighted Average Remaining Contractual Life 8 years 3 months 26 days    
Weighted Average Exercise Price $ 2.00 $ 1.92 $ 0.91
Options Exercisable 828,645    
Weighted Average Exercise Price $ 1.40    
Option Price $4.00 [Member]      
Options Outstanding 300,000    
Weighted Average Remaining Contractual Life 8 years 10 months 6 days    
Options Exercisable 75,000    
Option Price $2.47 [Member]      
Options Outstanding 186,236    
Weighted Average Remaining Contractual Life 9 years 5 months 12 days    
Options Exercisable 0    
Option Price $2.21 [Member]      
Options Outstanding 175,000    
Weighted Average Remaining Contractual Life 9 years 2 months 12 days    
Options Exercisable 0    
Option Price $2.06 [Member]      
Options Outstanding 75,000    
Weighted Average Remaining Contractual Life 9 years 8 months 12 days    
Options Exercisable 0    
Option Price $2.00 [Member]      
Options Outstanding 789,500    
Weighted Average Remaining Contractual Life 8 years 5 months 27 days    
Options Exercisable 197,375    
Option Price $1.50 [Member]      
Options Outstanding 400,000    
Weighted Average Remaining Contractual Life 7 years 5 months 1 day    
Options Exercisable 300,020    
Option Price $0.045 [Member]      
Options Outstanding 275,000    
Weighted Average Remaining Contractual Life 6 years 10 months 21 days    
Options Exercisable 256,250