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 76–100 of 158 patents

Patent #TitleCo-InventorsDate
7665102 Heat-assisted magnetic recording method and test record reproduction method Jun Taguchi 2010-02-16
7601763 Diaphragm for speaker and manufacturing method thereof Satoshi Hachiya, Shunji Takeda 2009-10-13
7561360 Magnetic recording medium Takuya Kamimura, Takeshi Morikawa, Shingo Hamaguchi, Yukio Hirai 2009-07-14
7548398 Thermally assisted magnetic recording medium Takuya Kamimura, Yuzuru Yamakage, Koichi Iida 2009-06-16
7537246 Pipe coupler Toshio Mikiya 2009-05-26
7502188 Magnetic recording medium, magnetic storage and method for reproducing information from magnetic recording medium Akihiro Inomata, Antony Ajan, Jun Taguchi, Wataru Yamagishi 2009-03-10
7401762 Solenoid-operated valve for use with fuel cells Hiroto Ohmori, Kouetsu Hikichi, Takahide Kato, Masakazu Murai, Narihiro Takagi +1 more 2008-07-22
7306007 Pipe coupling including ball valve 2007-12-11
7144641 Magnetic backlayer Hiroyasu Kawano, Takeshi Morikawa, Satomi Kubo 2006-12-05
7136225 Polarizing plate and method for producing the same Narutoshi Hayashi, Tomoo Ueta 2006-11-14
7111819 Stop ring and a hydraulic/pneumatic device equipped with a stop ring Toshio Mikiya 2006-09-26
6929092 Speaker diaphragm Yasuhisa Abe, Takashi Suzuki, Koji Takayama 2005-08-16
6928033 Magneto-optical recording medium having a plurality of heat-radiation films 2005-08-09
6911498 Composition for vulcanizing fluororubbers and fluororubber moldings Yoshihiro Shirai 2005-06-28
6904944 Fuel filling device and fuel leakage detection method Kazutoshi Satou, Naoyuki Takano, Yoshikazu Shirane, Kunihiko Gotou 2005-06-14
6898157 Optical head having a plurality of coil elements connected in parallel to each other Tohru Fujimaki, Koichi Tezuka 2005-05-24
6898158 Information recording medium and information recording and reproducing slider 2005-05-24
6871837 Valve structure for use in a pipe coupling and a pipe coupling comprising the valve structure Toshio Mikiya 2005-03-29
6869315 Jack Yuji Nakai 2005-03-22
6865039 Master medium for magnetic transfer, magnetic transferring and recording method, slave medium for magnetic recording, and method for producing a master medium for magnetic transfer Shingo Hamaguchi, Sumio Kuroda, Kazuyuki Ozaki, Ken Tamanoi 2005-03-08
6849197 Ice thermal storage medium Masashi Okada 2005-02-01
6830070 Fluid coupler automatically uncouplable in an emergency Toshio Mikiya 2004-12-14
6814181 Electrically conductive damper device for speaker Yasuhisa Abe, Koji Takayama, Hiroyuki Tomiyama 2004-11-09
D497414 Socket of pipe coupling for charging hydrogen 2004-10-19
6763587 Manufacturing method of component part for variable capacity turbine, and the structure Yasuaki Jinnai, Taro Sakamoto 2004-07-20