TS

Tadahiko Sekigawa

OC Okaya Electric Industries, Co.: 3 patents #5 of 24Top 25%
Overall (All Time): #1,680,167 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4529909 Gas discharge display panel Takeo Kamegaya, Hiroshi Kurakami, Yoshiro Suzuki 1985-07-16
4472659 Gas discharge display panel Takeo Kamegaya, Hiroshi Kurakami, Yoshiro Suzuki 1984-09-18
4392075 Gas discharge display panel Takeo Kamegaya, Hiroshi Kurakami, Yoshiro Suzuki 1983-07-05