KK

Katsubumi Koyanagi

Sharp Kabushiki Kaisha: 3 patents #4,164 of 10,731Top 40%
📍 Nara, JP: #1,104 of 2,795 inventorsTop 40%
Overall (All Time): #1,670,098 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4845574 Apparatus for recording and reproducing digital signals on magnetic tape Hiroshi Ii, Syuhei Yasuda 1989-07-04
4812987 Wave shaping circuit Chiaki Yamawaki, Taizo Sasada, Tetsuo Iwaki 1989-03-14
4413256 Driving method for display panels Shuhei Yasuda, Yutaka Ishii, Tomio Wada 1983-11-01