KM

Koji Matsumoto

Fujitsu Limited: 30 patents #760 of 24,456Top 4%
OL Olympus: 18 patents #169 of 3,097Top 6%
HS Hitachi-Lg Data Storage: 11 patents #15 of 294Top 6%
NC Nippon Shokubai Co.: 10 patents #95 of 1,108Top 9%
NC Nitto Kohki Co.: 10 patents #15 of 144Top 15%
YO Yozan: 10 patents #11 of 43Top 30%
JU Jds Uniphase: 5 patents #90 of 940Top 10%
HO Hosiden: 5 patents #66 of 328Top 25%
Pioneer: 5 patents #362 of 1,730Top 25%
TP Tohoku Pioneer: 5 patents #55 of 312Top 20%
Mitsubishi Electric: 5 patents #5,859 of 25,717Top 25%
MI Mitutoyo: 4 patents #230 of 721Top 35%
SC Sumitomo Chemical: 4 patents #1,124 of 4,033Top 30%
PA Panasonic: 4 patents #6,180 of 21,108Top 30%
SU Sumco: 4 patents #91 of 464Top 20%
Sharp Kabushiki Kaisha: 3 patents #4,164 of 10,731Top 40%
EZ Ezel: 3 patents #4 of 24Top 20%
DI Daikin Industries: 3 patents #994 of 2,957Top 35%
FC Furukawa Electric Co.: 3 patents #622 of 2,370Top 30%
HC Hitachi Consumer Electronics Co.: 2 patents #119 of 447Top 30%
HE Hitachi-Ge Nuclear Energy: 2 patents #84 of 313Top 30%
KU Kyushu University, National University: 2 patents #118 of 767Top 20%
NE Nec: 2 patents #5,510 of 14,502Top 40%
SK Showa Denko K.K.: 2 patents #639 of 1,736Top 40%
SC Stanley Electric Co.: 2 patents #339 of 1,072Top 35%
YW Yamazaki Machinery Works: 2 patents #4 of 29Top 15%
SC Sekisui Chemical Co.: 1 patents #529 of 908Top 60%
MM Mitsubishi Motors: 1 patents #856 of 1,823Top 50%
SL Shiseido Company, Limited: 1 patents #543 of 1,112Top 50%
DE Denso: 1 patents #6,940 of 11,792Top 60%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
ME Mitsubishi Jidosha Engineering: 1 patents #75 of 277Top 30%
LO Lumentum Operations: 1 patents #171 of 299Top 60%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
SC Sumitomo Naugatuck Co.: 1 patents #22 of 54Top 45%
TS Taiyo Nippon Sanso: 1 patents #91 of 203Top 45%
KE Keihin: 1 patents #237 of 596Top 40%
TT Tokyo Institute Of Technology: 1 patents #411 of 1,159Top 40%
TF Tokyo University Of Science Foundation: 1 patents #82 of 252Top 35%
TI Toray Industries: 1 patents #2,000 of 3,690Top 55%
TD Toshiba Storage Device: 1 patents #44 of 150Top 30%
OC Okura Industrial Co.: 1 patents #18 of 51Top 40%
NC Nippon Paint Automotive Coatings Co.: 1 patents #28 of 107Top 30%
NI Nichimen: 1 patents #6 of 12Top 50%
📍 Hirakata, JP: #1 of 15 inventorsTop 7%
Overall (All Time): #5,539 of 4,157,543Top 1%
158
Patents All Time

Issued Patents All Time

Showing 51–75 of 158 patents

Patent #TitleCo-InventorsDate
8332879 Optical disk drive Seiji Hamaie, Yosuke Ishizuka 2012-12-11
D670585 Inside diameter measurement tool Yoshiro Asano, Shigeru Ohtani, Tomomi Sakaguchi 2012-11-13
8250591 Tray of optical disk device and optical disk device including the same Sojiro Kirihara, Hiroshi Yamagishi 2012-08-21
8181190 Optical disc apparatus Yosuke Ishizuka 2012-05-15
8148485 Production method for water-absorbing resin Kozo Nogi, Kunihiko Ishizaki 2012-04-03
8138292 Method for producing particulate water—absorbing agent composed principally of water absorbing resin Sumio Okuda, Kunihiko Ishizaki 2012-03-20
8125639 Temperature compensated spectroscope and optical apparatus Takehiro Yoshida, Takeshi Yamazaki, Satoshi Watanabe, Shohei Kobayashi 2012-02-28
8110486 Method of manufacturing semiconductor wafer by forming a strain relaxation SiGe layer on an insulating layer of SOI wafer Tomoyuki Hora, Akihiko Endo, Etsurou Morita, Masaharu Ninomiya 2012-02-07
8012383 Method for producing polarizing film Narutoshi Hayashi, Nobuyuki Kurata 2011-09-06
7977221 Method for producing strained Si-SOI substrate and strained Si-SOI substrate produced by the same Masaharu Ninomiya, Masahiko Nakamae, Masanobu Miyao 2011-07-12
7898743 Image forming optical system and electronic image pickup apparatus using image forming optical system Shinichi Mihara, Kanato Adachi, Keisuke Ichikawa, Yasunobu IGA, Kazuaki Murayama +2 more 2011-03-01
7887728 Spinning pack for dry-wet spinning, diverting guide for fiber bundle, and apparatus and method for producing fiber bundle Kohei Takatani, Makoto Kibayashi, Kazuhisa Narusawa 2011-02-15
7877761 Optical disc apparatus Yosuke Ishizuka, Shinsuke Takatsuka 2011-01-25
7876994 Optical fiber array Noriyoshi HIROI, Yoshihide Hashimoto 2011-01-25
7873137 Reactivity control arrangement and fast reactor Toshiyuki Suzuki, Kenzo Koizumi, Yasushi Tsuboi 2011-01-18
7848030 Image forming optical system and electronic image pickup apparatus using image forming optical system Shinichi Mihara, Kanato Adachi, Keisuke Ichikawa, Yasunobu IGA, Kazuaki Murayama +2 more 2010-12-07
7800832 Image forming optical system and electronic image pickup apparatus using image forming optical system Shinichi Mihara, Kanato Adachi, Keisuke Ichikawa, Yasunobu IGA, Kazuaki Murayama +2 more 2010-09-21
7768731 Magnetic recording medium, magnetic storage and method for reproducing information from magnetic recording medium Akihiro Inomata, Antony Ajan, Jun Taguchi, Wataru Yamagishi 2010-08-03
7767548 Method for manufacturing semiconductor wafer including a strained silicon layer Masaharu Ninomiya, Masahiko Nakamae, Masanobu Miyao, Taizoh Sadoh 2010-08-03
7762154 Synchromesh automatic transmission Tsuyoshi Murakami, Hiroki Yamaura, Katsuhiro Komori 2010-07-27
7715108 Image forming optical system and electronic image pickup apparatus using image forming optical system Shinichi Mihara, Kanato Adachi, Keisuke Ichikawa, Yasunobu IGA, Kazuaki Murayama +2 more 2010-05-11
7708029 Coupling member of pipe coupling Hiroyuki Kitagawa, Masayuki Imaizumi 2010-05-04
7706564 Diaphragm and speaker Satoshi Hachiya, Michihiro Ogahara 2010-04-27
7672074 Thermally assisted magnetic recording method Takuya Kamimura, Takeshi Morikawa, Shingo Hamaguchi 2010-03-02
7669612 Pipe coupling and male coupling member 2010-03-02