6. Income Taxes (Details - Deferred Income Taxes) - USD ($)	Jun. 30, 2018	Jun. 30, 2017
Deferred tax asset:
Net operating losses	$ 1,417,549	$ 1,221,466
State tax	169	272
Intangibles	44,200	71,716
Tax credits	589,206	541,390
Inventory reserve	76,663	0
Other, net	48,687	107,903
Total deferred tax assets	2,176,474	1,942,747
Deferred tax liabilities:
Fixed asset	(17,123)	(30,089)
Total deferred tax liabilities	(17,123)	(30,089)
Less valuation allowance	(305,922)	(250,752)
Net deferred tax asset	$ 1,853,429	$ 1,661,906