Note 7 - Accrued Liabilities

9 Months Ended

Oct. 31, 2014

Accounts Payable and Accrued Liabilities Disclosure [Text Block]

7.	Accrued Liabilities

Accrued liabilities consist of the following (in thousands):

	October 31,		January 31,
	2014		2014

Uninvoiced materials and services received	$	331	$	458
Accrued legal and professional fees		78		161
Accrued payroll and related expenses		31		58
Accrued warranty		20		20
Other		303		315
	$	763	$	1,012

As of October 31, 2014, approximately $0.3 million or 98 percent of total uninvoiced materials and services of $0.3 million, respectively, included in accrued liabilities, were payable to Zheng Ge Electrical Co. Ltd. (“Zheng Ge”).