Consolidated Statements of Operations - USD ($)
12 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Net revenues $ 3,206,594 $ 3,090,631
Cost of sales 1,957,956 1,928,789
Gross Profit 1,248,638 1,161,842
Operating expenses:    
Research and development 615,926 655,962
Selling, general and administrative 1,673,690 1,049,198
Stock based compensation 0 17,603
Depreciation and amortization 88,336 119,557
Total operating expenses 2,377,952 1,842,320
Loss from operations (1,129,314) (680,478)
Other income (expense):    
EIDL Grant 0 10,000
Forgiveness of Paycheck Protection Program loan 693,817 0
Interest income 3,013 14,588
Interest and finance expenses 15,597 10,386
Total other income 681,233 14,202
Loss before provision for taxes (448,081) (666,276)
Provision (benefit) for income taxes:    
Current (19,818) (6,000)
Deferred 956,000 (62,000)
Total benefit (provision) for income taxes 936,182 (68,000)
Net loss $ (1,384,263) $ (598,276)
Basic and diluted loss per common share: (in dollars per share) $ (0.02) $ (0.01)
Weighted average shares of common stock outstanding - basic and diluted (in shares) 67,588,492 67,588,492