Quarterly report pursuant to Section 13 or 15(d)

Balance Sheet Accounts - Equipment (Details)

v3.22.2.2
Balance Sheet Accounts - Equipment (Details) - USD ($)
3 Months Ended 6 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Mar. 31, 2022
Equipment, Cost $ 810,629   $ 810,629   $ 689,940
Accumulated Depreciation 621,866   621,866   598,706
Equipment, Net 188,763   188,763   91,234
Depreciation expense 12,000 $ 11,000 24,000 $ 20,000  
Computers and electronics          
Equipment, Cost 315,837   315,837   315,837
Accumulated Depreciation 307,504   307,504   305,420
Equipment, Net 8,333   8,333   10,417
Furniture and fixtures          
Equipment, Cost 36,795   36,795   36,795
Accumulated Depreciation 36,795   36,795   36,795
Demonstration equipment          
Equipment, Cost 168,111   168,111   168,691
Accumulated Depreciation 108,950   108,950   87,874
Equipment, Net 59,161   59,161   80,817
Equipment          
Equipment, Cost 130,563   130,563   88,742
Accumulated Depreciation 88,742   88,742   88,742
Equipment, Net 41,821   41,821    
Leasehold Improvements          
Equipment, Cost 79,448   79,448    
Equipment, Net 79,448   79,448    
Tools and parts          
Equipment, Cost 11,422   11,422   11,422
Accumulated Depreciation 11,422   11,422   11,422
Assets under capital lease          
Equipment, Cost 68,453   68,453   68,453
Accumulated Depreciation $ 68,453   $ 68,453   $ 68,453