Note 6 - Major Customers

12 Months Ended

Dec. 31, 2017

Notes to Financial Statements

Concentration Risk Disclosure [Text Block]

( 6 ) MAJOR CUSTOMERS

During the years ended

December 31, 2017

and

2016,

Hakuto Co. Ltd.,

one

of our distributors, accounted for

11%

and

13%

of our consolidated net reve

nues, respectively. These revenues were generated by our Thermal segment. During the years ended

December 31, 2017

and

2016,

Texas Instruments Incorporated accounted for

11%

and

10%

of our consolidated net revenues, respectively. While

both

of our operating segments sold products to this customer, these revenues were primarily generated by our EMS segment. During the years ended

December 31, 2017

and

2016,

no

other customer accounted for

10%

or more of our consolidated net revenues.