OI

Osamu Ishikawa

Mitsubishi Electric: 31 patents #439 of 25,717Top 2%
Sumitomo Electric Industries: 13 patents #1,957 of 21,551Top 10%
TS Tochigi Fuji Sangyo: 7 patents #7 of 99Top 8%
UN Unicharm: 6 patents #173 of 624Top 30%
JS Jsr: 5 patents #221 of 1,137Top 20%
JR Japan Synthetic Rubber: 4 patents #81 of 558Top 15%
OC Oki Electric Industry Co.: 4 patents #523 of 2,807Top 20%
OD Oki Data: 4 patents #186 of 635Top 30%
DL Denka Company Limited: 3 patents #97 of 434Top 25%
SC Shin-Etsu Handotai Co.: 3 patents #210 of 679Top 35%
JT Jtekt: 3 patents #557 of 1,969Top 30%
MC Misawa Homes Co.: 3 patents #3 of 40Top 8%
ML Mitsubishi Electric Lighting: 2 patents #1 of 29Top 4%
DC Denka Seiken Co.: 2 patents #23 of 73Top 35%
NI Ngk Insulators: 2 patents #947 of 2,083Top 50%
NC Nkk Co.: 2 patents #309 of 1,173Top 30%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
UO University Public Corporation Osaka: 2 patents #9 of 141Top 7%
OO Osaka Prefectural Hospital Organization: 2 patents #2 of 25Top 8%
HK Hamamatsu Photonics K.K.: 2 patents #676 of 1,436Top 50%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
Dow Corning: 1 patents #971 of 1,768Top 55%
FC Fuji Electric Co.: 1 patents #1,354 of 2,643Top 55%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
MC Murata Manufacturing Co.: 1 patents #3,462 of 5,295Top 70%
SC Sanyo Electric Co.: 1 patents #3,644 of 6,347Top 60%
SB Stamicarbon B.V.: 1 patents #194 of 427Top 50%
VJ Viscodrive Japan: 1 patents #2 of 5Top 40%
CC Cosmo Oil Co.: 1 patents #111 of 229Top 50%
Overall (All Time): #14,558 of 4,157,543Top 1%
100
Patents All Time

Issued Patents All Time

Showing 51–75 of 100 patents

Patent #TitleCo-InventorsDate
7217305 Polishing body Kou Hasegawa, Hozumi Satou, Yukio Hosaka 2007-05-15
7201641 Polishing body Kou Hasegawa, Hozumi Satou, Yukio Hosaka 2007-04-10
7001252 Abrasive material Kou Hasegawa, Hozumi Satou, Yukio Hosaka 2006-02-21
6910464 Fuel supply system for vehicle Shiro Yonezawa 2005-06-28
6575951 Body fluid absorbent inner panel Yoshio Ono, Katsumi Mizutani 2003-06-10
6505265 Bus arbitration system with changing arbitration rules Toshikazu Ito, Satoshi Yamamoto, Yoshikazu Endo 2003-01-07
6498223 Unsaturated nitrile-conjugated diene-typed rubber, rubber composition and process for the productions of the same Katsuhiko Sakata 2002-12-24
6489843 Power amplifier and communication unit Masaaki Nishijima, Taketo Kunihisa 2002-12-03
6474121 Lock setting changing unit Nobuyo Sakai 2002-11-05
6429603 Discharge lamp lighting apparatus Kazuhiko Tsugita, Kouji Shibata, Tetsuya Kobayashi, Isamu OGAWA, Kenji Hamazaki +4 more 2002-08-06
6413183 Power transmission apparatus Yasuhiko Ishikawa, Kazutaka Kawata, Hiroshi Nohara, Toshio Shiba, Naoshi Mogami +9 more 2002-07-02
6313699 Power amplifier and communication unit Masaaki Nishijima, Taketo Kunihisa 2001-11-06
6313700 Power amplifier and communication unit Masaaki Nishijima, Taketo Kunihisa 2001-11-06
6301122 Radio frequency module with thermally and electrically coupled metal film on insulating substrate Masahiro Maeda 2001-10-09
6297746 Centralized apparatus control system for controlling a plurality of electrical apparatuses Tsutomu Nakazawa, Kouichi Hamakawa, Ryouichi Watanabe, Takao Suzuki 2001-10-02
6181087 Discharge lamp operating device Takahisa Hamaguchi 2001-01-30
6158116 Radio frequency module and method for fabricating the radio frequency module Masahiro Maeda 2000-12-12
6133697 Dimming apparatus for fluorescent lamps Satoshi Nagai, Kenichiro Nishi, Takahisa Hamaguchi, Kentaro Eguchi, Jun Bunya 2000-10-17
6111459 Multi mode power amplifier and communication unit Masaaki Nishijima, Taketo Kunihisa 2000-08-29
6088272 Data output system Ichiro Urata, Satoru Yoshii, Toshikazu Ito, Kazuya Yamamoto, Satoshi Yamamoto +1 more 2000-07-11
6046501 RF-driven semiconductor device Takahiro Yokoyama, Taketo Kunihisa, Masaaki Nishijima, Shinji Yamamoto, Junji Itoh +2 more 2000-04-04
5982236 High-frequency power amplifier Takahiro Yokoyama, Taketo Kunihisa, Junji Ito, Masaaki Nishijima, Shinji Yamamoto 1999-11-09
5983289 Data transfer methods and controller for transferring data in blocks without crossing certain address boundaries Toshikazu Ito, Satoshi Yamamoto, Yoshikazu Endo 1999-11-09
5802587 Memory controller adapted for rapid block access operations Toshikazu Ito 1998-09-01
5786100 Coated paper Katsuhiko Tsuruoka, Shozo Nishida, Masafumi Wakamori, Takemitsu Tanaka, Masaaki Yada +1 more 1998-07-28