KT

Keiji Tanaka

Sumitomo Electric Industries: 71 patents #74 of 21,551Top 1%
SI Sanyo Chemical Industries: 10 patents #6 of 607Top 1%
Shell Oil Compny: 9 patents #321 of 4,423Top 8%
Canon: 6 patents #8,497 of 19,416Top 45%
Fujitsu Limited: 6 patents #5,180 of 24,456Top 25%
KD Kdd: 4 patents #10 of 96Top 15%
NT NTT: 3 patents #1,627 of 4,871Top 35%
TS Tokyo Metropolitan Institute Of Medical Science: 3 patents #15 of 122Top 15%
KU Kyushu University: 3 patents #30 of 186Top 20%
KS Kdd Submarine Cable Systems: 2 patents #12 of 42Top 30%
IC Idemitsu Kosan Co.: 2 patents #509 of 1,237Top 45%
PA Panasonic: 2 patents #9,678 of 21,108Top 50%
Sharp Kabushiki Kaisha: 2 patents #5,184 of 10,731Top 50%
KD Kddi: 2 patents #137 of 396Top 35%
NI Nissan Chemical Industries: 2 patents #451 of 1,150Top 40%
TC Taiho Kogyo Co.: 1 patents #179 of 332Top 55%
TB Takara Bio: 1 patents #118 of 224Top 55%
EB Ebara: 1 patents #1,014 of 1,611Top 65%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
FC Fuji Electric Co.: 1 patents #1,354 of 2,643Top 55%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
HC Hitachi Air Conditioning Systems Co.: 1 patents #4 of 23Top 20%
HA Hitachi Appliances: 1 patents #56 of 109Top 55%
KS Kddi Submarine Cable Systems: 1 patents #11 of 27Top 45%
KC Kyowa Hakko Kogyo Co.: 1 patents #549 of 943Top 60%
KU Kyushu University, National University: 1 patents #221 of 767Top 30%
OC Otsuka Pharmaceutical Co.: 1 patents #681 of 1,273Top 55%
SC Sanyo Electric Co.: 1 patents #3,644 of 6,347Top 60%
SK Showa Shell Sekiyu K.K.: 1 patents #27 of 82Top 35%
SL Sumitomo Pharmaceuticals Company Limited: 1 patents #135 of 327Top 45%
SI Sumitomo Rubber Industries: 1 patents #1,096 of 1,637Top 70%
SC Sun-S Co.: 1 patents #2 of 13Top 20%
SM Suzuki Motor: 1 patents #523 of 1,209Top 45%
Overall (All Time): #7,227 of 4,157,543Top 1%
139
Patents All Time

Issued Patents All Time

Showing 76–100 of 139 patents

Patent #TitleCo-InventorsDate
7843212 Differential circuit with precisely controlled terminator circuit 2010-11-30
7835268 Optical termination system 2010-11-16
7809034 Auto-power control circuit to maintain extinction ratio of optical output from laser diode 2010-10-05
7782137 Differential circuit providing a function to cancel input offset voltage 2010-08-24
7751725 Optical receiver with monitoring unit and a method for detecting consecutive identical state of optical signal 2010-07-06
7708473 Optical transceiver with frame ground and signal ground isolated with parallel plate capacitor Kenichiro Uchida 2010-05-04
7668469 Optical receiver applicable to multiple transmission speed Seigo Furudate 2010-02-23
7629301 Grease composition Kazushige Ohmura, Noriaki Shinoda 2009-12-08
7558482 Method for dynamically establishing logical link in PON systems and an optical network unit for the method Noboru Edagawa 2009-07-07
7555520 Server apparatus and method for electronic mail transmission control Shinichi Watanabe, Toshio Nagatsuka 2009-06-30
7483459 Laser driver with selectable output impedance Katsumi Uesaka 2009-01-27
7466928 Optical receiver with dynamic gain and bandwidth 2008-12-16
7418018 Driver circuit for semiconductor laser diode Katsumi Uesaka 2008-08-26
7295056 Level shift circuit Osamu Sarai, Fuminori Tanemura, Yoshito Date, Jun Suzuki 2007-11-13
7286611 Roadway communication system Akihiro Kamemura, Tadashi Araki, Kenji Kutsuki 2007-10-23
7124592 Temperature controlling circuit for a semiconductor light-emitting device 2006-10-24
7038247 Light-emitting device with built-in microlens and method of forming the same Masayuki Shono 2006-05-02
6995010 Gene transfer method Takashi Ueno, Hajime Matsumura, Tomoko Iwasaki, Mitsuhiro Ueno, Kei Fujinaga +2 more 2006-02-07
6951911 Cross-linked polymer and process for producing the same, absorptive structure and absorptive article Daisuke Tagawa, Tatsuya Asai, Yoshiyuki Iwasaki, Yoshihisa Ota 2005-10-04
6894009 Grease composition for constant velocity joints Yasushi Kawamura, Kouichi Nakazawa, Noriaki Shinoda, Tetsuo Nimura, Kouji Saitou +1 more 2005-05-17
6821608 Water-resistant corrugated cardboard and pallet that utilizes it 2004-11-23
6768872 Optical transmission system, optical transmission line and optical transmitter Takehiro Tsuritani, Noboru Edagawa, Masatoshi Suzuki 2004-07-27
6754420 Optical fiber transmission line Takehiro Tsuritani, Noboru Edagawa, Masatoshi Suzuki 2004-06-22
6744823 Communication system between road and vehicle Akihiro Kamemura, Tadashi Araki, Kenji Kutsuki, Noriyuki Hirakata 2004-06-01
6634875 Scroll compressor having an Oldham's ring containing silicon particles Hiroyuki Imamura, Kazuo Sakurai, Yasuro Ohishi, Kiyoshi Fukatsu, Motoshi Hayashi +2 more 2003-10-21