Details of Certain Financial Statement Components and Supplemental Disclosures of Cash Flow Information and Non-Cash Activities

3 Months Ended

Mar. 31, 2012

Details of Certain Financial Statement Components and Supplemental Disclosures of Cash Flow Information and Non-Cash Activities [Abstract]

Details of Certain Financial Statement Components and Supplemental Disclosures of Cash Flow Information and Non-Cash Activities

8. Details of Certain Financial Statement Components and Supplemental Disclosures of Cash Flow Information and Non-Cash Activities

Balance Sheet Data:

	March 31, 2012			December 31, 2011
Accounts receivable:
Accounts receivable-trade	$	95,000		$	15,000
U.S. government accounts receivable-billed		88,000			48,000
Less: allowance for doubtful accounts		(2,000	)		(2,000	)
	$	181,000		$	61,000
	March 31, 2012			December 31, 2011
Inventories:
Raw materials	$	1,197,000		$	1,169,000
Work-in-process		336,000			338,000
Finished goods		1,658,000			1,887,000
Less inventory reserve		(1,835,000	)		(1,785,000	)
	$	1,356,000		$	1,609,000
	March 31, 2012			December 31, 2011
Property and Equipment:
Equipment	$	17,077,000		$	15,557,000
Leasehold improvements		6,675,000			6,675,000
Furniture and fixtures		387,000			387,000
		24,139,000			22,619,000
Less: accumulated depreciation and amortization		(19,442,000	)		(19,748,000	)
	$	4,697,000		$	2,871,000

Depreciation expense amounted to $34,000 and $182,000 for the three month periods ended March 31, 2012 and April 2, 2011, respectively.

	March 31, 2012			December 31, 2011
Patents and Licenses:
Patents pending	$	580,000		$	522,000
Patents issued		1,468,000			1,523,000
Less accumulated amortization		(655,000	)		(636,000	)
Net patents issued		813,000			887,000
Purchase technology		1,706,000			1,706,000
Less accumulated Amortization		(1,706,000	)		(1,706,000	)
Net purchase technology		—			—
	$	1,393,000		$	1,409,000

Amortization expense related to these items totaled $30,000 and $29,000, for the three month periods ended March 31, 2012 and April 2, 2011, respectively. Amortization expenses are expected to total $66,000 for the remainder of 2012 and $89,000 in of 2013 and $86,000 for 2014.

	March 31, 2012			December 31, 2011
Accrued Expenses and Other Long Term Liabilities:
Salaries Payable	$	132,000		$	68,000
Compensated Absences		278,000			272,000
Compensation related		82,000			20,000
Warranty reserve		177,000			225,000
Deferred rent		466,000			422,000
Other		171,000			233,000
		1,306,000			1,240,000
Less current portion		(713,000	)		(612,000	)
Long term portion	$	593,000		$	628,000
	For the three months ended,
	March 31, 2012			April 2, 2011
Warranty Reserve Activity:
Beginning balance	$	225,000		$	289,000
Additions		5,000			13,000
Deductions		(53,000	)		(3,000	)
Ending balance	$	177,000		$	299,000