CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($)	Mar. 31, 2020	Jun. 30, 2019
Current Assets:
Cash and cash equivalents	$ 632,131	$ 2,288,426
Accounts receivable (net of allowance for doubtful accounts of $247,701 and $246,953 at March 31, 2020 and June 30, 2019, respectively)	1,479,077	2,165,107
Inventories	2,167,523	1,734,604
Prepaid expenses	131,279	180,336
Total current assets	4,410,010	6,368,473
Fixed Assets:
Machinery and equipment	2,905,516	2,748,715
Leasehold improvements	724,680	668,446
Furniture and fixtures	178,640	168,450
Total	3,808,836	3,585,611
Less: Accumulated depreciation and amortization	3,278,054	3,202,605
Net Fixed Assets	530,782	383,006
Operating lease right-to-use asset	132,000
Patents, net	86,908	54,087
Goodwill	687,664	687,664
TOTAL ASSETS	5,847,364	7,493,230
Current Liabilities:
Current portion of capital lease obligation	70,436	9,572
Accounts payable	1,533,342	1,174,263
Customer advances	310,525	450,192
Accrued compensation and other	483,781	533,944
Amount due for business acquisition	0	1,443,341
Operating lease liability	56,196	0
Total Current Liabilities	2,454,280	3,611,312
Capital lease obligation, net of current portion	38,001	5,027
Acquisition earn out liability	500,000	500,000
Operating lease liability	75,804	0
Stockholders' Equity:
Common stock, $0.01 par value: 50,000,000 shares authorized; issued and outstanding - 12,991,789 shares at March 31, 2020 and 12,071,139 shares at June 30, 2019	129,918	120,712
Additional paid-in capital	49,389,419	48,893,172
Accumulated deficit	(46,740,058)	(45,636,993)
Total stockholders' equity	2,779,279	3,376,891
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 5,847,364	$ 7,493,230