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CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($)
Mar. 31, 2022
Sep. 30, 2021
Current assets    
Cash and cash equivalents $ 11,618,840 $ 8,265,606
Accounts receivable 4,055,692 4,046,337
Inventories 4,689,261 4,545,392
Prepaid expenses and other current assets 878,031 833,076
Total current assets 21,241,824 17,690,411
Property and equipment, net 8,047,346 8,143,483
Deferred income taxes 536,681 1,063,822
Other assets 173,409 188,284
Total assets 29,999,260 27,086,000
Current liabilities    
Accounts payable 744,692 623,620
Accrued expenses 1,558,161 1,431,115
Contract liability 276,728 417,504
Total current liabilities 2,579,581 2,472,239
Other liabilities 21,790 28,680
Total liabilities 2,601,371 2,500,919
Commitments and contingencies (See Note 6)
Shareholders' equity    
Preferred stock, 10,000,000 shares authorized, $.001 par value, of which 200,000 shares are authorized as Class A Convertible stock. No shares issued and outstanding at March 31, 2022 and September 30, 2021
Common stock, $.001 par value: 75,000,000 shares authorized, 19,368,219 and 19,342,823 issued at March 31, 2022 and September 30, 2021 19,368 19,343
Additional paid-in capital 52,067,250 51,817,095
(Accumulated deficit) (3,320,192) (5,882,820)
Treasury stock, at cost, 2,096,451 shares at March 31, 2022 and September 30, 2021 (21,368,537) (21,368,537)
Total shareholders' equity 27,397,889 24,585,081
Total liabilities and shareholders' equity $ 29,999,260 $ 27,086,000