KO

Kenji Okamoto

FC Fuji Electric Co.: 29 patents #40 of 2,643Top 2%
Sharp Kabushiki Kaisha: 28 patents #505 of 10,731Top 5%
Sumitomo Electric Industries: 25 patents #692 of 21,551Top 4%
Mazda Motor: 20 patents #89 of 4,755Top 2%
FC Funai Electric Co.: 14 patents #59 of 943Top 7%
Honda Motor Co.: 11 patents #1,779 of 21,052Top 9%
Fujitsu Limited: 9 patents #3,538 of 24,456Top 15%
DC Diesel Kiki Co.: 8 patents #31 of 366Top 9%
PA Panasonic: 8 patents #3,315 of 21,108Top 20%
JS Jsr: 7 patents #154 of 1,137Top 15%
KO Komatsu: 7 patents #246 of 2,087Top 15%
TO Toyota: 6 patents #4,786 of 26,838Top 20%
SO Sony: 5 patents #7,785 of 25,231Top 35%
HZ Hitachi Zosen: 4 patents #51 of 531Top 10%
SS Sumitomo Wiring Systems: 4 patents #805 of 2,615Top 35%
FT Fujitsu Display Technologies: 4 patents #25 of 137Top 20%
SC Shimizu Construction Co.: 4 patents #17 of 352Top 5%
BS Bosch Automotive Systems: 3 patents #9 of 58Top 20%
RK Ransburg Industrial Finishing K.K.: 3 patents #9 of 57Top 20%
KC Kagome Co.: 3 patents #15 of 67Top 25%
SC Shinko Electric Industries Co.: 3 patents #57 of 267Top 25%
KT Kyushu Institute Of Technology: 3 patents #22 of 237Top 10%
IC Idemitsu Petrochemical Co.: 3 patents #133 of 578Top 25%
HR Harness System Technologies Research: 3 patents #22 of 103Top 25%
KC Kansai Paint Co.: 2 patents #263 of 822Top 35%
AO Au Optronics: 2 patents #1,286 of 2,945Top 45%
AT Autonetworks Technologies: 2 patents #557 of 1,079Top 55%
MI Ministry Of International Trade & Industry: 2 patents #91 of 582Top 20%
MC Minolta Co.: 2 patents #718 of 1,416Top 55%
NU National University Corporation Tottori University: 2 patents #23 of 154Top 15%
SG Software Gmbh: 2 patents #55 of 322Top 20%
ST Symyx Technologies: 2 patents #114 of 198Top 60%
AT Agency Of Industrial Science And Technology: 2 patents #293 of 1,778Top 20%
TC Toyoda Gosei Co.: 2 patents #900 of 2,296Top 40%
WU Waseda University: 2 patents #53 of 411Top 15%
RT Riken Technos: 1 patents #38 of 69Top 60%
SC Sanken Sangyo Co.: 1 patents #2 of 19Top 15%
Kubota: 1 patents #1,212 of 2,059Top 60%
KM Konica Minolta: 1 patents #1,862 of 2,718Top 70%
CT Carlisle Fluid Technologies: 1 patents #22 of 49Top 45%
AC Alps Electric Co.: 1 patents #1,191 of 2,177Top 55%
IC Ishikawajima-Harima Heavy Industries Co.: 1 patents #251 of 611Top 45%
IN Inoac: 1 patents #65 of 232Top 30%
Tdk: 1 patents #2,493 of 3,796Top 70%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
MM Madza Motor: 1 patents #1 of 24Top 5%
FC Fuji Electric Fa Components & Systems Co.: 1 patents #61 of 113Top 55%
TI Trinity Industrial: 1 patents #107 of 241Top 45%
MI Mitutoyo: 1 patents #455 of 721Top 65%
NU National University Corporation Ehime University: 1 patents #37 of 160Top 25%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
NC Nissin High Voltage Co.: 1 patents #6 of 11Top 55%
KU Kyushu University: 1 patents #77 of 186Top 45%
Overall (All Time): #2,543 of 4,157,543Top 1%
226
Patents All Time

Issued Patents All Time

Showing 201–225 of 226 patents

Patent #TitleCo-InventorsDate
5060769 Slip control device of a fluid coupling Hiroshi Yoshimura 1991-10-29
5054450 Control system for an automobile engine with automatic transmission Yuji Oota, Katsuhiro Momii 1991-10-08
5048961 Phase modulated fiber-optic gyroscope for measuring the angular velocity of a moving object 1991-09-17
4917004 Robot traveling duct for clean room Yoshiyuki Iwasawa 1990-04-17
4909728 Combustion apparatus Mitsuyoshi Nakamoto, Tatsuo Fujita, Sachio Nagamitsu 1990-03-20
4904153 Transporting robot for semiconductor wafers Yoshiyuki Iwasawa, Tsutomu Ishida, Hiroshi Harada, Shintaro Kobayashi, Takashi Matsumoto +2 more 1990-02-27
4903610 Railway carrier apparatus for semiconductor wafers Takashi Matsumoto, Shigeru Tanaka, Tsutomu Shinya, Yoshiyuki Iwasawa, Tsutomu Ishida +2 more 1990-02-27
4885787 High-speed digital image processing apparatus Yasushi Kida 1989-12-05
4867629 Dusttight storage cabinet apparatus for use in clean rooms Yoshiyuki Iwasawa, Tsutomu Ishida, Hiroshi Harada, Shintaro Kobayashi, Takashi Matsumoto +4 more 1989-09-19
4829190 Automatic hydraulic clamping mechanism for a window foil holder of an electron beam irradiator Takashi Matsumoto 1989-05-09
4794655 Truck type patient-moving device Akihiro Ooka, Koji Yamada 1989-01-03
4749944 Load detecting device for generator 1988-06-07
4727836 Fuel injection apparatus for internal combustion engine Hidekazu Oshizawa 1988-03-01
4711211 Fuel injection apparatus for internal combustion engine Hidekazu Oshizawa 1987-12-08
4709335 Electronic governor for internal combustion engines 1987-11-24
4680818 Transfer device for moving recumbent person Akihiro Ooka, Koji Yamada 1987-07-21
4673241 Diffraction gratings and optical branching filter elements Yoshikazu Nishiwaki, Shunji Matsuoka 1987-06-16
4639208 Pulse combustion apparatus with a plurality of pulse burners Isao Inui, Masato Hosaka, Mitsuyoshi Nakamoto 1987-01-27
4619234 Electronically controlled fuel injection apparatus 1986-10-28
4583506 Electronically controlled type governor for diesel engines 1986-04-22
4560249 Method of forming diffraction gratings and optical branching filter elements produced thereby Yoshikazu Nishiwaki, Shunji Matsuoka 1985-12-24
4517280 Process for fabricating integrated optics Yoshikazu Nishiwaki, Shunji Matsuoka, Yozo Nishiura 1985-05-14
4480992 Method of heating a furnace 1984-11-06
4443852 Control apparatus for internal combustion engine Masayoshi Kobayashi, Hidekazu Oshizawa, Akira Sekiguchi 1984-04-17
4395987 Distribution type fuel injection apparatus Masayoshi Kobayashi 1983-08-02