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Business Segments and Significant Customers
 9 Months Ended
Sep. 30, 2012
Business Segments and Significant Customers  
Business Segments and Significant Customers

Note 5. Business Segments and Significant Customers

 

The Company operates in one business segment and uses one measurement of profitability for its business. Revenue attributed to the United States and to all foreign countries is based on the geographical location of the customer.

 

The Company recognized revenue from customers in North America, Asia and Europe as follows (in thousands):

 

 

 

Three Months Ended
September 30,

 

Nine Months Ended
September 30,

 

 

 

2012

 

2011

 

2012

 

2011

 

United States

 

$

600

 

$

638

 

$

2,217

 

$

3,072

 

Taiwan

 

473

 

785

 

1,244

 

2,422

 

Japan

 

247

 

511

 

940

 

2,721

 

Europe

 

7

 

173

 

86

 

715

 

Other Asia

 

—

 

—

 

—

 

8

 

Total

 

$

1,327

 

$

2,107

 

$

4,487

 

$

8,938

 

 

Customers who accounted for at least 10% of total revenues were as follows:

 

 

 

Three Months Ended
September 30,

 

Nine Months Ended
September 30,

 

 

 

2012

 

2011

 

2012

 

2011

 

Customer A

 

36

%

37

%

27

%

27

%

Customer B

 

34

%

17

%

32

%

14

%

Customer C

 

*

 

*

 

*

 

14

%

Customer D

 

*

 

13

%

*

 

*

 

 

 

*Represents percentages less than 10%.

 

One customer accounted for 100% of net accounts receivable at September 30, 2012. Four customers accounted for 96% of net accounts receivable at December 31, 2011.