Balance Sheets - USD ($)	Jun. 30, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 1,862,949	$ 4,335,020
Debt Securities, Held-to-Maturity, Amortized Cost, before Allowance for Credit Loss	995,834	16,864,707
Debt Securities, Available-for-Sale	16,768,426	0
Accounts receivable, net	746,725	646,771
Inventories	1,583,985	1,614,987
Prepaid expenses and other current assets	331,487	645,502
Total current assets	22,289,406	24,106,987
Fixed assets, net	145,175	165,619
Operating Lease, Right-of-Use Asset	312,522	370,609
Other Assets, Noncurrent	26,400	26,400
Total assets	22,773,503	24,669,615
Current liabilities:
Accounts payable	181,462	368,082
Accrued expenses and compensation	880,076	589,939
Operating Lease, Liability, Current	148,391	148,391
Total current liabilities	1,209,929	1,106,412
Operating Lease, Liability, Noncurrent	152,143	207,516
Total liabilities	1,362,072	1,313,928
Commitments and contingencies
Stockholders’ equity:
Common Stock, Value, Issued	858	777
Additional paid-in capital	227,932,920	226,934,775
Accumulated Other Comprehensive Income (Loss), Net of Tax	168,721	0
Accumulated deficit	(206,691,069)	(203,579,866)
Total stockholders’ equity	21,411,431	23,355,687
Total liabilities and stockholders’ equity	$ 22,773,503	$ 24,669,615
Common Stock, Par or Stated Value Per Share	$ 0.0001	$ 0.0001
Common Stock, Shares Authorized	25,000,000	25,000,000
Common Stock, Shares, Issued	8,578,800	7,771,938
Common Stock, Shares, Outstanding	8,578,800	7,771,938
Convertible preferred stock
Stockholders’ equity:
Preferred stock	$ 1	$ 1
Preferred Non-Convertible Stock
Stockholders’ equity:
Preferred stock	$ 0	$ 0