KM

Kenji Matsumoto

HI Hitachi: 34 patents #717 of 28,497Top 3%
TL Tokyo Electron Limited: 33 patents #109 of 5,567Top 2%
Honda Motor Co.: 27 patents #322 of 21,052Top 2%
Fujitsu Limited: 19 patents #1,495 of 24,456Top 7%
HS Hitachi Video And Information Systems: 13 patents #2 of 269Top 1%
TE Teac: 11 patents #35 of 440Top 8%
CC Citizen Watch Co.: 10 patents #69 of 1,225Top 6%
ND Nitto Denko: 9 patents #365 of 2,479Top 15%
3M: 9 patents #1,775 of 11,543Top 20%
Sharp Kabushiki Kaisha: 9 patents #1,853 of 10,731Top 20%
CC Citizen Holdings Co.: 8 patents #11 of 431Top 3%
Mazda Motor: 7 patents #532 of 4,755Top 15%
SE Seiko Epson: 7 patents #2,406 of 7,774Top 35%
FU Fujifilm: 7 patents #1,205 of 4,519Top 30%
JL Japan Aviation Electronics Industry, Limited: 5 patents #207 of 728Top 30%
BL Bridgestone Tire Company Limited: 5 patents #34 of 438Top 8%
UM Uchiyama Manufacturing: 4 patents #5 of 116Top 5%
KT Kabushiki Kaisha Toshiba: 4 patents #6,684 of 21,451Top 35%
Nintendo Co.: 4 patents #436 of 1,476Top 30%
KO Konica: 4 patents #638 of 1,958Top 35%
CC Citizen Electronics Co.: 3 patents #102 of 252Top 45%
KC Kuraray Co.: 3 patents #492 of 1,827Top 30%
TU Tohoku University: 3 patents #210 of 1,680Top 15%
NU National University Corporation Tohoku University: 2 patents #36 of 170Top 25%
Bridgestone: 2 patents #1,066 of 2,860Top 40%
FC Fuji Photo Optical Co.: 2 patents #214 of 509Top 45%
HC Hitachi Computer Engineering Co.: 2 patents #9 of 170Top 6%
HO Hoya: 2 patents #523 of 1,290Top 45%
JC Japan Radio Co.: 2 patents #22 of 178Top 15%
OI Olympus Imaging: 2 patents #149 of 341Top 45%
TC Taiyo Yuden Co.: 2 patents #481 of 959Top 55%
ND National Center For Child Health And Development: 1 patents #12 of 34Top 40%
KU Kyoto University: 1 patents #568 of 1,688Top 35%
NE Nec: 1 patents #7,889 of 14,502Top 55%
Nichia: 1 patents #1,005 of 1,531Top 70%
KG Konica Minolta Medical & Graphic: 1 patents #133 of 249Top 55%
NC Nippon Zoki Pharmaceutical Co.: 1 patents #78 of 156Top 50%
KK Kanegafuchi Kagaku Kogyo: 1 patents #368 of 691Top 55%
NO Nok: 1 patents #382 of 725Top 55%
SO Sony: 1 patents #17,262 of 25,231Top 70%
OC Oriental Motor Co.: 1 patents #12 of 39Top 35%
PK Pentel Kabushiki Kaisha: 1 patents #76 of 170Top 45%
JA Jatco: 1 patents #458 of 871Top 55%
HM Hitachi Maxell: 1 patents #659 of 1,211Top 55%
SC Shikoku Kakoki Co.: 1 patents #55 of 103Top 55%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
FI Fujifilm Business Innovation: 1 patents #3,579 of 5,238Top 70%
HI Hi-Lex: 1 patents #46 of 114Top 45%
Eastman Kodak: 1 patents #4,972 of 8,114Top 65%
DC Dainippon Screen Mfg. Co.: 1 patents #531 of 977Top 55%
AE Alpine Electronics: 1 patents #279 of 637Top 45%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
NU Nagasaki University: 1 patents #17 of 133Top 15%
📍 Kyoto, CA: #1 of 57 inventorsTop 2%
Overall (All Time): #1,991 of 4,157,543Top 1%
249
Patents All Time

Issued Patents All Time

Showing 176–200 of 249 patents

Patent #TitleCo-InventorsDate
5932932 Storage battery voltage control apparatus Eiji Agatsuma, Osamu Saito, Hideharu Takemoto 1999-08-03
5850331 Electric double-layer capacitor and capacitor device Yoshio Yamamoto 1998-12-15
5838059 Multichip IC card and IC card system using it Masayuki Inoue, Shigeyuki Itoh, Yutaka Takami, Kotaro Yamashita 1998-11-17
5838486 Optical wavelength conversion element, method of manufacturing the same and optical wavelength conversion module Shinichiro Sonoda, Isao Tsuruma, Masami Hatori 1998-11-17
5754744 Printing control apparatus Toshihiro Okahashi 1998-05-19
5748238 Video camera Manabu Wakabayashi, Kenji Ogiro, Takanori Nishiyama, Hiroto Takita, Yutaka Takami +6 more 1998-05-05
5663809 Image processing apparatus Masao Miyaza 1997-09-02
5652739 Apparatus for applying a magnetic field to a magneto-optical disk device Kazuhiko Suzuki 1997-07-29
5644411 Joint-portion processing device for image data for use in an image processing apparatus Akira Tamagaki, Tsutomu Taniguchi, Nobuyuki Ueda, Masami Oka, Fuminori Miyoshi 1997-07-01
5608543 Joint-portion processing device for image data for use in an image processing apparatus Akira Tamagaki, Tsutomu Taniguchi, Nobuyuki Ueda, Masami Oka, Fuminori Miyoshi 1997-03-04
5589949 Image processing apparatus Masao Miyaza 1996-12-31
D376142 Portable telephone 1996-12-03
5570220 Apparatus for transmitting lightwave Shigeyuki Itoh, Kenji Sano, Jun Kobayashi, Koji Mori, Kenji Okada 1996-10-29
5565919 Video camera/VTR and camera station with opto-electronic link between camera/VTR and camera station Manabu Wakabayashi, Kenji Ogiro, Takanori Nishiyama, Hiroto Takita, Yutaka Takami +6 more 1996-10-15
D374666 Telephone handset 1996-10-15
5558682 Process for producing a wind-type alkaline secondary battery Masakatsu Urairi, Toshimitsu Tachibana, Toshihiko Shinomura, Hiroyuki Iida, Kazunori Kawamura +2 more 1996-09-24
5548417 Facsimile apparatus including a supporting frame member and image holding member and image holding member formed as a detachable unit Takashi Sekimoto, Yoichi Endo, Hirohiko Yamazaki, Masahiko Yamazaki, Yutaka Ohtani +4 more 1996-08-20
5543987 Head carriage device having applying force means disposed within pillar portion 1996-08-06
5537969 Cylinder block Tsunehisa Hata, Hideo Shimizu 1996-07-23
5517326 Image processing apparatus for combining a specified image area magnified by a ratio of prescribed and calculated dimensions with the remaining image area magnified not to exceed a sheet size Masao Miyaza 1996-05-14
5510527 Acid chloride Hisao Hachisuka, Katsuhide Kojima, Yutaka Nakazono, Masahiko Hirose, Yasuo Kihara +2 more 1996-04-23
5485330 Device for loading and ejecting recording medium requiring pushing of recording medium for ejecting the medium Yoshio Hirose 1996-01-16
D358140 Disk drive unit Daihachiro Takasu 1995-05-09
D357467 Disk unit Yoshiaki Sakai, Daihachiro Takasu 1995-04-18
D357005 Disk unit Yoshiaki Sakai, Daihachiro Takasu 1995-04-04