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 126–150 of 249 patents

Patent #TitleCo-InventorsDate
6688865 Vane type fluid machinery having a deformable seal portion on the vane Yasunobu Kawakami, Kensuke Honma, Toshihiro Tsutsui 2004-02-10
6690482 Image forming method and an image forming apparatus therefor Masanori Toyoda, Hiroshi Tanaka, Toru Adachi, Tokiyuki Okano 2004-02-10
6682846 Charging element device and holding structure therefor Toshiyuki Matsuoka, Harumi Takedomi, Osamu Hasegawa 2004-01-27
6677046 Glass ceramic Yoichi Hachitani, Keiji Hosoda 2004-01-13
6656632 Cell module structure Satoru Asaka, Toshiyuki Matsuoka 2003-12-02
6634549 IC card automated transaction terminal and IC used therein Shigeyuki Itoh, Yutaka Takami, Masayuki Inoue 2003-10-21
6621977 Optical fiber Shinichi Irie, Kengo Imamura 2003-09-16
6603653 Electric double layer capacitor Toshiyuki Matsuoka, Tomokazu Shohoji, Kentaro Shibuya, Yoshio Yamamoto 2003-08-05
6600770 High-power semiconductor laser device having current confinement structure and index-guided structure and stably oscillating in single mode Toshiaki Fukunaga, Mitsugu Wada 2003-07-29
6584127 Light emitting device 2003-06-24
6577401 Encoder displacement measuring apparatus with liquid crystal 2003-06-10
6564451 Hole filling method for a printed wiring board Shigetoshi Abe, Tomoko Kato, Yasuo Sato, Takashi Itagaki 2003-05-20
6563993 Light fiber and a method for producing the same Kengo Imamura, Shinichi Irie, Atsushi Udagawa 2003-05-13
6550782 Cylinder head gasket Yoshimichi Okazaki, Takashi Nanba, Yoshitaka Tanaka 2003-04-22
6552894 Electric double layer capacitor Toshiyuki Matsuoka, Tomokazu Shohoji, Kentaro Shibuya, Yoshio Yamamoto 2003-04-22
6536661 Electronic money transaction system with a radio transmitter and receiver using a portable telephone Yutaka Takami, Shigeyuki Itoh 2003-03-25
6535536 Semiconductor laser element Toshiaki Fukunaga, Mitsugu Wada 2003-03-18
6519401 Light fibers and methods for producing the same Kengo Imamura, Atsushi Udagawa, Shinichi Irie 2003-02-11
6514892 Transparent beads and their production method Toshihiro Kasai, Kenton D. Budd, Stephen L. Lieder, James A. Laird, Chikafumi Yokoyama +2 more 2003-02-04
6511739 Transparent beads and their production method Toshihiro Kasai, Kenton D. Budd, Stephen L. Lieder, James A. Laird, Chikafumi Yokoyama +2 more 2003-01-28
6505297 IC card terminal device and installation of application program into IC card terminal device Tetsuharu Inamitsu, Masayuki Inoue, Koichi Yoneta, Shigeyuki Itoh, Yutaka Takami +1 more 2003-01-07
6484946 IC card information display device and IC card for use therewith Shigeyuki Ito, Yutaka Takami, Masayuki Inoue, Koichi Yoneta, Tetsuharu Inamitsu +1 more 2002-11-26
6482266 Metal organic chemical vapor deposition method and apparatus Hiroshi Shinriki 2002-11-19
6456484 Electric double layer capacitor Toshiyuki Matsuoka, Tomokazu Shohoji, Kentaro Shibuya, Yoshio Yamamoto 2002-09-24
6425522 IC card information processing system, and apparatus and cards for the same Shigeyuki Itoh, Yutaka Takami, Masayuki Inoue, Koichi Yoneta, Tetsuharu Inamitsu +1 more 2002-07-30