Summary of Significant Accounting Policies (Tables)

3 Months Ended

Mar. 31, 2022

Summary of Significant Accounting Policies

Cash And Cash Equivalents And Restricted Cash

	March 31,		December 31,
	2022		2021
Cash and cash equivalents	$	396,000	$	3,766,000
Restricted cash		85,000		85,000
Total cash, cash equivalents and restricted cash	$	481,000	$	3,851,000

Schedule Of Property And Equipment

	March 31,			December 31,
	2022			2021
Property and Equipment:
Production tooling, machinery and equipment	$	27,000		$	27,000
Office furniture and fixtures		95,000			95,000
Computer equipment and software		757,000			753,000
Leasehold improvements		19,000			19,000
Construction in-progress		10,000			4,000
		908,000			898,000
Accumulated depreciation and amortization		(801,000	)		(785,000	)
Net Property and Equipment	$	107,000		$	113,000

Weighted Average Common Shares Outstanding

Three months ended March 31	2022		2021
Denominator for basic net income (loss) per share - weighted average shares		1,786,000		1,751,000
Effect of dilutive securities:
Stock options, restricted stock and restricted stock units		8,000		—
Denominator for diluted net income (loss) per share - weighted average shares		1,794,000		1,751,000