TK

Takeo Kamegaya

OC Okaya Electric Industries, Co.: 5 patents #1 of 24Top 5%
NK Nippon Hoso Kyokai: 1 patents #306 of 703Top 45%
Overall (All Time): #896,216 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
4554482 DC Type gas discharge display panels Satoshi Watanabe 1985-11-19
4529909 Gas discharge display panel Tadahiko Sekigawa, Hiroshi Kurakami, Yoshiro Suzuki 1985-07-16
4472659 Gas discharge display panel Tadahiko Sekigawa, Hiroshi Kurakami, Yoshiro Suzuki 1984-09-18
4393326 DC Plasma display panel Satoshi Watanabe 1983-07-12
4392075 Gas discharge display panel Tadahiko Sekigawa, Hiroshi Kurakami, Yoshiro Suzuki 1983-07-05
4249105 Gas-discharge display panel Hideomi Matsuzaki, Ryuichi Kaneko, Minori Yokozawa 1981-02-03