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Statements of Operations (Unaudited) - USD ($)
 3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Income Statement [Abstract]        
REVENUES $ 2,698,975 $ 1,930,201 $ 7,656,442 $ 4,767,186
COST OF REVENUES (293,699) (259,053) (1,196,528) (670,338)
Gross profit 2,405,276 1,671,148 6,459,914 4,096,848
OPERATING EXPENSES        
Selling, general and administrative 1,472,094 1,267,425 4,341,985 4,140,503
Research and development 907,763 984,247 2,837,374 2,675,621
Total operating expenses 2,379,857 2,251,672 7,179,359 6,816,124
Income (loss) from operations 25,419 (580,524) (719,445) (2,719,276)
OTHER INCOME        
Interest and other income 6,993 12,294 18,186 64,378
Net income (loss) $ 32,412 $ (568,230) $ (701,259) $ (2,654,898)
PER SHARE INFORMATION        
Income (Loss) per common share - Basic $ 0.00 $ (0.04) $ (0.04) $ (0.17)
Income (Loss) per common share - Diluted $ 0.00 $ (0.04) $ (0.04) $ (0.17)
Weighted average common shares used in computing per share amounts - Basic 18,336,107 15,864,004 16,960,770 15,749,312
Weighted average common shares used in computing per share amounts - Diluted 18,764,994 15,864,004 16,960,770 15,749,312