Annual report pursuant to Section 13 and 15(d)

15. Income Taxes (Details-Reconciliation of tax rate)

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15. Income Taxes (Details-Reconciliation of tax rate)
12 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Income Tax Disclosure [Abstract]    
Expected federal statutory rate 21.00% 30.80%
State income taxes, net of federal benefit 4.50% 0.50%
Research and development credit 0.60% 0.30%
Foreign earnings taxed at different rates 1.30% (0.30%)
Effect of state operating loss expiration (3.00%) (0.90%)
Effect of permanent differences (4.30%) (4.20%)
Effect of other foreign permanent differences (4.00%)
True-ups of state deferred assets 1.50% 7.70%
Tax cuts and Jobs Act impact (103.70%)
Total effective rate 17.60% (69.80%)
Change in valuation allowance 21.60% 68.50%
Totals (4.00%) (1.30%)