TO

Toshio Ohya

SO Sony: 7 patents #6,034 of 25,231Top 25%
Fujitsu Limited: 5 patents #6,029 of 24,456Top 25%
Overall (All Time): #428,599 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5966938 Peltier control circuit and a peltier device structure Yasunori Nagakubo, Takashi Tsuda, Tetsuo Ishizaka, Shunichi Sato, Saeko Yokoi +2 more 1999-10-19
5751877 Semiconductor laser module Tetsuo Ishizaka, Shunichi Satoh, Noboru Sonetsuji, Manabu Komiyama 1998-05-12
5515682 Peltier control circuit and a peltier device structure Yasunori Nagakubo, Takashi Tsuda, Tetsuo Ishizaka, Shunichi Sato, Saeko Yokoi +2 more 1996-05-14
5212699 Temperature-controlling laser diode assembly Takayuki Masuko, Shunichi Satoh, Tetsuo Ishizaka 1993-05-18
5150230 Rod lens fixing method and fiber collimator manufactured thereby Takayuki Masuko, Shunichi Satoh, Tetsuo Ishizaka 1992-09-22
D304334 Video tape recorder Sadayoshi Ishida 1989-10-31
D289637 Magnetic tape cassette Yuko Wada 1987-05-05
D289519 Magnetic tape cassette or the like Yuko Wada 1987-04-28
D287007 Magnetic tape cassette or the like Yuko Wada 1986-12-02
D268671 Video tape cassette Masaharu Kobayashi 1983-04-19
D268676 Video camera with video tape recorder 1983-04-19
D268578 Adapter for converting recorded video signals from one to another size cassette 1983-04-12