Condensed Consolidated Balance Sheets (Unaudited) - USD ($)	Jun. 30, 2021	Dec. 31, 2020
Current Assets:
Cash	$ 12,096,000	$ 2,630,000
Accounts receivable	780,000	975,000
Inventories	1,187,000	828,000
Prepaid expenses and other current assets	6,499,000	346,000
Total Current Assets	20,562,000	4,779,000
Other assets	311,000	309,000
Deferred income taxes, net	759,000	759,000
Equity investment	750,000	750,000
Property, plant and equipment, net	2,132,000	847,000
Operating lease right-of-use assets	1,045,000	1,203,000
Total Assets	25,559,000	8,647,000
Current Liabilities:
Accounts payable	2,009,000	300,000
Accrued liabilities	1,375,000	1,019,000
Operating lease liability	327,000	316,000
Income taxes payable	2,000	2,000
Total Current Liabilities	3,713,000	1,637,000
Other liabilities	264,000	203,000
Operating lease liability	725,000	891,000
Total Liabilities	4,702,000	2,731,000
Stockholders’ Equity:
Common stock, par value $0.001 per share, authorized 75,000,000; 13,715,163 issued and outstanding as of June 30, 2021 and 10,750,100 issued and outstanding as of December 31, 2020	14,000	11,000
Additional paid-in capital	154,240,000	137,462,000
Accumulated deficit	(119,633,000)	(117,793,000)
Common stock in treasury, at cost, 1,015,493 shares in both 2021 and 2020	(13,764,000)	(13,764,000)
Total Stockholders’ Equity	20,857,000	5,916,000
Total Liabilities and Stockholders’ Equity	$ 25,559,000	$ 8,647,000