Quarterly report pursuant to Section 13 or 15(d)

Balance Sheet Accounts - Equipment (Details)

v3.20.4
Balance Sheet Accounts - Equipment (Details) - USD ($)
3 Months Ended 9 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2020
Dec. 31, 2019
Mar. 31, 2020
Equipment, Cost $ 644,292   $ 644,292   $ 644,292
Accumulated Depreciation 539,072   539,072   490,148
Equipment, Net 105,220   105,220   154,144
Depreciation expense 15,000 $ 28,000 49,000 $ 79,000  
Computers and electronics          
Equipment, Cost 303,337   303,337   303,337
Accumulated Depreciation 276,928   276,928   264,520
Equipment, Net 26,409   26,409   38,817
Furniture and fixtures          
Equipment, Cost 36,795   36,795   36,795
Accumulated Depreciation 32,046   32,046   30,953
Equipment, Net 4,749   4,749   5,842
Demonstration equipment          
Equipment, Cost 135,543   135,543   135,543
Accumulated Depreciation 68,809   68,809   37,662
Equipment, Net 66,734   66,734   97,881
Manufacturing equipment          
Equipment, Cost 88,742   88,742   88,742
Accumulated Depreciation 86,977   86,977   86,688
Equipment, Net 1,765   1,765   2,054
Tools and parts          
Equipment, Cost 11,422   11,422   11,422
Accumulated Depreciation 8,161   8,161   7,627
Equipment, Net 3,261   3,261   3,795
Assets under capital lease          
Equipment, Cost 68,453   68,453   68,453
Accumulated Depreciation 66,151   66,151   62,698
Equipment, Net $ 2,302   $ 2,302   $ 5,755