Annual report pursuant to Section 13 and 15(d)

Intangible Assets (Tables)

Intangible Assets (Tables)

12 Months Ended

Mar. 31, 2013

Intangible Assets

Schedule of intangible assets

Intangible assets consisted of the following (in thousands):

		March 31, 2013

		Weighted Average Amortization Period		Intangible Assets, Gross			Accumulated Amortization			Intangible Assets, Net
Manufacturing license		17 years		$	3,700		$	3,487		$	213
Technology		10 years			2,240			709			1,531
Parts and service customer relationships		5 years			1,080			684			396
TA100 customer relationships		2 years			617			617			—
Backlog		Various			490			317			173
Trade name		1.2 years			69			69			—

Total				$	8,196		$	5,883		$	2,313

		March 31, 2012

		Weighted Average Amortization Period		Intangible Assets, Gross			Accumulated Amortization			Intangible Assets, Net
Manufacturing license		17 years		$	3,700		$	3,437		$	263
Technology		10 years			2,240			485			1,755
Parts and service customer relationships		5 years			1,080			468			612
TA100 customer relationships		2 years			617			617			—
Backlog		Various			490			309			181
Trade name		1.2 years			69			69			—

Total				$	8,196		$	5,385		$	2,811

Schedule of expected future amortization expense of intangible assets

Expected future amortization expense of intangible assets as of March 31, 2013 is as follows (in thousands):

Year Ending March 31,		Amortization Expense

2014		$	582
2015			532
2016			273
2017			273
2018			242
Thereafter			411

Total expected future amortization		$	2,313