TH

Takashi Hasaka

SI Seiko Instruments: 1 patents #836 of 1,437Top 60%
Overall (All Time): #3,817,002 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5185285 Method of producing polycrystalline silicon resistor — 1993-02-09