Consolidated Balance Sheets - USD ($)	Sep. 30, 2015	Jun. 30, 2015
Current assets:
Cash and cash equivalents	$ 9,745,481	$ 9,623,749
Accounts receivable, less allowance for doubtful accounts of $126,868, respectively	3,703,433	4,481,247
Inventories, net	4,811,226	4,303,163
Prepaid expenses and other current assets	338,188	441,562
Deferred income tax - current	2,274,716	2,118,716
Total current assets	20,873,044	20,968,437
Property, plant and equipment, net of accumulated amortization and depreciation of $5,975,424 and $5,672,287, respectively	2,163,567	2,056,600
Patents, net of accumulated amortization of $814,620 and $791,551, respectively	564,255	566,028
Goodwill	1,701,094	1,701,094
Intangible and other assets	279,383	388,377
Deferred income tax - long term	766,712	773,712
Total assets	26,348,055	26,454,248
Current liabilities:
Accounts payable	1,143,051	1,147,414
Accrued expenses and other current liabilities	1,218,611	1,532,094
Total current liabilities	2,361,662	2,679,508
Deferred lease liability	2,316	0
Deferred income	12,673	20,395
Total liabilities	$ 2,376,651	$ 2,699,903
Commitments and contingencies (Note 8)
Stockholders' equity:
Common stock, $.01 par value-shares authorized 20,000,000, 7,888,884 and 7,869,095 shares issued and 7,763,902 and 7,744,113 shares outstanding, respectively	$ 78,889	$ 78,691
Additional paid-in capital	30,967,730	30,531,129
Accumulated deficit	(6,128,955)	(5,909,215)
Treasury stock, at cost, 124,982 shares, respectively	(946,260)	(946,260)
Total stockholders' equity	23,971,404	23,754,345
Total liabilities and stockholders' equity	$ 26,348,055	$ 26,454,248