SI

Shinichi Ishizuka

Pioneer: 28 patents #21 of 1,730Top 2%
Pioneer Electronic: 6 patents #303 of 1,840Top 20%
NE Nec: 3 patents #4,195 of 14,502Top 30%
YC Yokowo Co.: 3 patents #38 of 176Top 25%
JL Japan Aviation Electronics Industry, Limited: 3 patents #274 of 728Top 40%
CC Citizen Watch Co.: 2 patents #460 of 1,225Top 40%
NA Nakamichi: 1 patents #26 of 56Top 50%
TP Tohoku Pioneer: 1 patents #179 of 312Top 60%
Overall (All Time): #67,916 of 4,157,543Top 2%
44
Patents All Time

Issued Patents All Time

Showing 26–44 of 44 patents

Patent #TitleCo-InventorsDate
6617801 Drive device for a light-emitting panel, and a portable terminal device including a light-emitting panel Hideo Ochi, Masaki Murakata, Takayoshi Yoshida 2003-09-09
6587087 Capacitive light-emitting element display device and driving method therefor 2003-07-01
6479940 Active matrix display apparatus 2002-11-12
6473064 Light emitting display device and driving method therefor Masami Tsuchida 2002-10-29
6441788 Antenna attachment structure of a case Yasuhiro Minoura 2002-08-27
6429837 Method of driving a luminescent display Yoshinori Fukuda, Satoshi Miyaguchi, Hideo Ochi, Taizo Ishida, Masami Tsuchida 2002-08-06
6351255 Luminous display and its driving method Tsuyoshi Sakamoto 2002-02-26
6339415 Electroluminescent display and drive method therefor 2002-01-15
6297589 Organic electroluminescence full color display panel and method of manufacturing the same Satoshi Miyaguchi, Hirofumi Kubota, Kenji Yoshida 2001-10-02
6020865 Driving method and apparatus for light emitting device Yoshiyuki Okuda, Hideo Ochi 2000-02-01
5923309 Display device using current driven type light emitting elements Yoshiyuki Okuda, Hiroshi Ohata, Hideo Ochi 1999-07-13
5844368 Driving system for driving luminous elements Yoshiyuki Okuda 1998-12-01
5045962 Magnetic tape cleaner Yoshihisa Inoue 1991-09-03
5000689 Connector for integrated circuit packages Tetsuro Tokaichi, Yoshikatsu Okada 1991-03-19
4976624 IC socket Takao Suzuki, Shoji Umesato, Yoshikatsu Okada 1990-12-11
4880399 Socket Yoshiaki Ichimura, Mitsuo Komoto, Shoji Umesato 1989-11-14
4745679 Automatic insertion machine for electronic components Keizo Shinano, Yoshinobu Inoue 1988-05-24
4413539 Numerically controlled lathe Kenji Sugimoto 1983-11-08
4297925 Turret head for a lathe Kenji Sugimoto 1981-11-03