Consolidated Statements of Cash Flows - USD ($)	12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Cash Flows from Operating Activities:
Net loss	$ (928,416)	$ (102,835)
Adjustments to reconcile net loss to net cash (used in) provided by operating activities-
Gain on revaluation of contingent earn-out liability	(742,084)	0
Depreciation and amortization	190,221	146,799
Stock-based compensation expense	915,494	733,930
Non-cash interest expense	55,017	0
Gain on forgiveness of bank note	0	(808,962)
Changes in operating assets and liabilities, net of effects of business acquisition-
Accounts receivable, net	(108,140)	(397,318)
Due from related party	84,210
Inventories	(680,744)	311,849
Prepaid expenses	19,312	(16,928)
Accounts payable	819,284	139,144
Customer advances	(371,650)	33,025
Accrued compensation and other	(185,875)	7,846
Net cash (used in) provided by operating activities	(933,371)	46,550
Cash Flows from Investing Activities:
Acquisition of businesses	(255,062)	0
Additional patent costs	(39,543)	(46,473)
Purchases of property and equipment	(113,197)	(75,924)
Net cash used in investing activities	(407,802)	(122,397)
Cash Flows from Financing Activities:
Payment of capital lease obligations	(38,349)	(58,804)
Payments of long-term debt	(247,002)	0
Payment of debt issuance costs	(26,000)	0
Payment of acquisition earn-out liability	(166,667)	(166,667)
Gross proceeds from private placements of common stock	1,500,000	0
Gross proceeds from exercise of stock options	63,290	28,271
Net cash provided by (used in) financing activities	1,085,272	(197,200)
Net decrease in cash and cash equivalents	(255,901)	(273,047)
Cash and cash equivalents, beginning of year	861,650	1,134,697
Cash and cash equivalents, end of year	605,749	861,650
Supplemental disclosure of cash flow information:
Cash paid during the year for income taxes	912	2,165
Supplemental disclosure of non-cash financing activities:
Issuance of common stock for services	20,000	0
Acquisition of business financed with long-term debt	2,600,000	0
Common stock issued in business acquisition	4,000,000	0
Acquisition of Manufacturing Equipment Under Capital Lease	$ 0	$ 161,976