TN

Takao Nakagawa

Fujitsu Limited: 13 patents #2,362 of 24,456Top 10%
AC Across Co.: 11 patents #1 of 25Top 4%
Canon: 8 patents #7,260 of 19,416Top 40%
Kubota: 7 patents #292 of 2,059Top 15%
FR Fuji Standard Research: 7 patents #2 of 25Top 8%
S. S.T.Japan: 5 patents #1 of 12Top 9%
NE Nec: 4 patents #3,388 of 14,502Top 25%
FH Fuji Oil Holdings: 2 patents #101 of 368Top 30%
Honda Motor Co.: 2 patents #8,527 of 21,052Top 45%
KA Kao: 2 patents #1,388 of 3,221Top 45%
NI Ngk Insulators: 2 patents #947 of 2,083Top 50%
JC Japan Powder Metallurgy Co.: 1 patents #4 of 20Top 20%
DC Daido Steel Co.: 1 patents #95 of 272Top 35%
RI Railway Technical Research Institute: 1 patents #70 of 233Top 35%
SC Shimizu Construction Co.: 1 patents #112 of 352Top 35%
SU Subaru: 1 patents #677 of 1,436Top 50%
SI Sumitomo Metal Industries: 1 patents #630 of 1,462Top 45%
MM Mitsubishi Mining: 1 patents #886 of 2,247Top 40%
Overall (All Time): #39,012 of 4,157,543Top 1%
60
Patents All Time

Issued Patents All Time

Showing 26–50 of 60 patents

Patent #TitleCo-InventorsDate
8270989 Base station, communication terminal, method for communication at base station, method for communication at communication terminal, and communication system Kotaro Shiizaki, Kazuo Kawabata, Hiroyuki Seki 2012-09-18
8134997 Preamble receiving apparatus Tsuyoshi Shimomura, Ryusuke Kiryu 2012-03-13
8064937 Mobile user terminal, mobile communication system, base station, and communication method Kazuhisa Obuchi, Tetsuya Yano, Shunji Miyazaki 2011-11-22
7974649 Mobile user terminal, mobile communication system, base station, and communication method Kazuhisa Obuchi, Tetsuya Yano, Shunji Miyazaki 2011-07-05
7832529 Friction member for frictional engagement device and method for producing the same Atsushi Takahashi, Satoshi Yoshida, Kentaro Komori, Yorinori Kumagai, Mihoko Yamashita 2010-11-16
7622896 Battery charging control terminal and temperature control terminal 2009-11-24
7443271 Ring filter wideband band pass filter using therewith Kiyomichi Araki, Hitoshi Ishida 2008-10-28
6620074 Center differential unit and planetary gear Kazuo Kanazawa, Hiroshi Ishihara, Shin Kurosaki, Hirotaka Sato 2003-09-16
6472058 Fiber-composite material and method for producing the same Shigeru Hanzawa, Tsuneo Komiyama, Mihoko Yamashita 2002-10-29
6447893 Fibrous composite material and process for producing the same Shigeru Hanzawa 2002-09-10
6377759 Process cartridge, electrophotographic image forming apparatus and developer amount detecting member Daisuke Abe, Kazushi Watanabe, Toru Oguma 2002-04-23
6334035 Developer container and cartridge Daisuke Abe, Tadayuki Tsuda, Yoshiyuki Batori 2001-12-25
6289197 Developer feeding member wherein its free end has a smaller elastic flexural characteristic relative to its supporting end and developing device having the same Hideki Matsumoto, Atsushi Numagami 2001-09-11
6183667 Titanium-and copper-containing carbon composite material and process for the production thereof Shunichi Kubo, Jitsuji Ikeuchi, Hiroshi Tsuchiya, Yoshitaka Tomiyama, Kojiro Saito +2 more 2001-02-06
6118960 End cover, process cartridge and assembling method for process cartridge Kazushi Watanabe, Atsushi Numagami, Katsunori Yokoyama 2000-09-12
6101354 Electrophotographic image forming apparatus to which a process cartridge is detachably mountable and such a process cartridge whose developing member is supported at a position which deviates from a developing position Kazushi Watanabe, Toshiyuki Karakama, Atsushi Numagami, Katsunori Yokoyama 2000-08-08
6041196 Developer detecting apparatus for detecting the position of an upper surface of developer contained in a container and process cartridge comprising such apparatus Tadayuki Tsuda 2000-03-21
5975270 Clutch disk of C/C composite for a wet friction clutch, and process for producing the same Toshio Tokune, Tetsuo Naraki, Eiichiro Kawahara, Mitsumasa Furumoto, Tsukasa Takahashi +1 more 1999-11-02
5923918 Device for notifying a remaining amount of a developer, a process cartridge, and an electrophotographic image forming apparatus Tadayuki Tsuda, Shinichi Sasaki 1999-07-13
5768660 Charging device and process cartridge Satoshi Kurihara, Kazuyoshi Odagawa, Kazumi Sekine, Shinichi Sasaki, Isao Ikemoto +1 more 1998-06-16
5678809 Spring members Masaharu Tachibana, Mihoko Yamashita, Yasuo Nozaki, Toshihiro Sato 1997-10-21
5595424 Mini plane 1997-01-21
5579898 Heat-resisting material and conveyer belt using same Masaharu Tachibana 1996-12-03
5503783 Process of making a spring member Masaharu Tachibana, Mihoko Yamashita, Yasuo Nozaki, Toshihiro Sato 1996-04-02
5221160 Subterranean connecting method for construction of shield tunnel and connecting apparatus therefor Youji Azuma, Hisao Arai, Kazuo Isaka, Hiroyuki Kubo, Tohru Goto +13 more 1993-06-22