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Details of Certain Financial Statement Components

3 Months Ended

Mar. 31, 2022

Details of Certain Financial Statement Components

Details of Certain Financial Statement Components

Note 2 – Details of Certain Financial Statement Components

Inventories, stated at the lower of cost or net realizable value, consisted of the following:


	March 31,		December 31,
	2022		2021

Inventories	(in thousands)
Raw materials	$	459	$	447
Work-in-process		201		209
Finished goods		139		159
Total inventories	$	799	$	814

Property, plant and equipment, net, consisted of the following:


	March 31,		December 31,
	2022		2021

Property, plant and equipment, net	(in thousands)
Furniture, machinery and equipment	$	1,702	$	1,696
Leasehold improvements		445		444
		2,147		2,140
Less: accumulated depreciation		(1,857)		(1,802)
Total property, plant and equipment, net	$	290	$	338

Depreciation expense totaled $52 thousand and $54 thousand for the three months ended March 31, 2022 and 2021, respectively.

Intangible assets, net consisted of the following:


	March 31,		December 31,
	2022		2021

Intangible assets, net	(in thousands)
Patents and trademarks	$	658	$	658
Less: accumulated amortization		(542)		(527)
Total intangible assets, net	$	116	$	131

Amortization expense totaled $15 thousand and $17 thousand for the three months ended March 31, 2022 and 2021, respectively. Future amortization expense on existing intangible assets is as follows:


Years ending December 31,	(in thousands)
2022 (remainder of year)	$	40
2023		42
2024		27
2025		7
	$	116

Accrued liabilities consisted of the following:


	March 31,		December 31,
	2022		2021

Accrued Liabilities	(in thousands)
Accrued wages and benefits	$	113	$	402
Accrued vacation		96		82
Other accrued liabilities		24		23
Total accrued liabilities	$	251	$	507