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7. Income Taxes (Details - Reconciliation of Tax Rate) - USD ($)
12 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Income Tax Expense (Benefit), Continuing Operations, Income Tax Reconciliation    
Federal tax provision, at statutory rate of 34% $ 751,773 $ 170,323
State tax, net of federal tax benefit 800 528
Nondeductible expenses (16,619) 48,245
R&D Credits (43,664) (140,829)
Uncertain tax position 0 1,360
Foreign rate difference (33,828) (82,162)
Other (72,803) (85,737)
Change in valuation allowance (550,726) 0
Provision (benefit) for income taxes $ 34,933 $ (88,272)