Balance Sheets - USD ($)	Dec. 31, 2023	Dec. 30, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents		$ 8,813,626	$ 8,266,753
Accounts receivable-trade, net		4,389,155	3,777,975
Accounts receivable-other		83,191	685,668
Inventories		4,581,930	4,875,901
Prepaid expenses and other current assets		276,349	211,242
Total current assets		18,144,251	17,817,539
Property and equipment:
Production equipment		11,271,982	10,770,427
Furniture and office equipment		952,883	952,883
Leasehold improvements		985,649	985,649
Total cost		13,210,514	12,708,959
Accumulated depreciation and amortization		(11,936,004)	(11,446,901)
Construction in progress		281,629	64,910
Net property and equipment		1,556,139	1,326,968
Right-of-use lease asset		332,000	466,000
Deferred taxes, net		1,569,726	2,069,436
Total assets		21,602,116	21,679,943
Current liabilities:
Notes payable, current portion	$ 46,797		43,711
Accounts payable	2,535,086		1,836,865
Accrued expenses	1,075,137		820,856
Deferred revenue	251,755		2,521,128
Current lease liability	160,000	160,000	157,000
Total current liabilities	4,068,775		5,379,560
Notes payable less current portion	8,090		54,847
Deferred revenue – long term	31,277		231,020
Long-term lease liability	172,000	172,000	309,000
Total liabilities	4,280,142		5,974,427
Commitments & Contingencies
Stockholders’ Equity:
Common stock, $0.01 par value, authorized 20,000,000 shares; issued 14,601,487 and 14,460,486 shares; outstanding 14,519,215 and 14,450,470; at December 30, 2023 and December 31, 2022, respectively	146,015		144,605
Additional paid-in capital	40,180,893		39,726,851
Accumulated deficit	(22,754,796)		(24,125,092)
Less cost of 82,272 and 10,016 common shares repurchased at December 30, 2023 and December 31, 2022, respectively	(250,138)		(40,848)
Total stockholders’ equity	17,321,974	$ 17,321,974	15,705,516
Total liabilities and stockholders’ equity	$ 21,602,116		$ 21,679,943