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MicroCraft K.K. Patents
MicroCraft K.K.
Okayama, JP
No. of patents:

Patent Number Title Of Patent Date Issued
6856152 Impedance measuring device for printed wiring board February 15, 2005
The present invention provides an impedance measuring device for a printed wiring board. The device include an appropriate probe unit to locate measuring points on the printed wiring board. The probe unit has a probe with contact styli to be contacted with the measurement points. The pro
6624650 Impedance measuring device for printed wiring board September 23, 2003
It is the object to automatically measure the characteristic impedance of a printed wiring circuit of a printed wiring substrate using a coaxial probe. The present invention provides an impedance measuring device for printed wiring boards that has a test probe driving means such as a

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