CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
CURRENT ASSETS:
Cash and cash equivalents	$ 11,041	$ 14,190
Trade accounts receivable, net of allowance for doubtful accounts of $98 and $89, respectively	4,412	3,995
Inventories	7,104	6,351
Other current assets	615	737
TOTAL CURRENT ASSETS	23,172	25,273
Property, plant and equipment - net	983	946
Other assets	2,314	2,838
TOTAL ASSETS	26,469	29,057
CURRENT LIABILITIES:
Accounts payable	1,533	1,373
Accrued compensation	1,631	2,496
Deferred revenue	1,805	1,507
Other accrued liabilities	1,543	1,413
Income taxes payable	170	0
TOTAL CURRENT LIABILITIES	6,682	6,789
Operating lease liabilities	1,659	2,277
Long-term other payables	203	138
COMMITMENTS	0	0
STOCKHOLDERS' EQUITY
Preferred stock -Authorized, 5,000,000 shares, including 200,000 shares of Series A Junior Participating Issued and outstanding, none Common stock, at stated value -	0	0
Common stock, at stated value - Authorized, 30,000,000 shares Issued and outstanding, 8,816,381 shares as of September 30, 2022 and 8,621,007 shares as of December 31, 2021	21,656	20,886
Accumulated earnings (deficit)	(3,641)	(2,011)
Accumulated other comprehensive income	(90)	978
TOTAL STOCKHOLDERS' EQUITY	17,925	19,853
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 26,469	$ 29,057