Annual report pursuant to Section 13 and 15(d)

3. PATENTS, NET (Details Narrative)

v3.21.2
3. PATENTS, NET (Details Narrative) - USD ($)
12 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Goodwill and Intangible Assets Disclosure [Abstract]    
Amortization of patents $ 550 $ 9,164
Weighted average remaining life of patents 5 years