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 26–50 of 158 patents

Patent #TitleCo-InventorsDate
9106362 Optical unit for wavelength selecting switch and wavelength selecting switch Toshiro Okamura, Satoshi Watanabe, Takeshi Yamazaki 2015-08-11
9096732 Conveyance method for water-absorbing resin powder substance Kozo Nogi, Masatoshi Nakamura, Kazuma Awai 2015-08-04
8958693 Wavelength selective switch 2015-02-17
8941321 Discharge lamp lighting device, and illumination apparatus and vehicle including same 2015-01-27
8912298 Method for producing particulate water absorbing agent containing water absorbent resin as main component Shuji Kanzaki 2014-12-16
8864530 Jack with a switch mechanism having a movable insulation separator Yutaka Uno 2014-10-21
8849077 Wavelength selective switch 2014-09-30
8809475 Production method for water-absorbent resin Kozo Nogi, Shinichi Fujino, Yorimichi Dairoku, Kunihiko Ishizaki 2014-08-19
8761554 Wavelength selective switch Satoshi Watanabe, Toshiro Okamura, Takeshi Yamazaki 2014-06-24
8752077 Optical disc apparatus Seiji Hamaie, Hideyuki Nagamine 2014-06-10
8673465 Magnetic recording medium, method of fabricating the same, and storage apparatus 2014-03-18
8659812 Wavelength selective switch 2014-02-25
8640151 Optical disk apparatus Seiji Hamaie, Hideyuki Nagamine 2014-01-28
8634129 Wavelength selective switch Satoshi Watanabe, Toshiro Okamura, Takeshi Yamazaki 2014-01-21
8606104 Wavelength selective switch Takehiro Yoshida, Satoshi Watanabe, Masato Narusawa, Hirofumi ETO 2013-12-10
8589960 Optical disc drive Yoshiaki Yamauchi, Seiji Hamaie, Ikuo Nishida, Hideyuki Nagamine 2013-11-19
8544507 Method for filling particulate water-absorbing agent having as a main component water-absorbing resin Hitoshi Utsumi 2013-10-01
8549549 Optical disk device having an air flow shielding portion Yosuke Ishizuka 2013-10-01
8518474 Method for producing iodine type polarizing film Narutoshi Hayashi, Nobuyuki Kurata 2013-08-27
8499315 Grounding structure for optical disc drive Yoshiaki Yamauchi, Seiji Hamaie, Ikuo Nishida 2013-07-30
8436090 Production method and method for enhancing liquid permeability of water-absorbing resin Yorimichi Dairoku, Kozo Nogi, Syuji Kanzaki, Kunihiko Ishizaki, Yoshiro Mitsukami 2013-05-07
8424786 Method for production of particulate water absorbent comprising water-absorbable resin as main ingredient Kunihiko Ishizaki, Yoshiro Mitsukami 2013-04-23
8424029 Optical disc device Seiji Hamaie 2013-04-16
8410223 Production method for water-absorbing resin Kozo Nogi, Kunihiko Ishizaki 2013-04-02
8375403 Optical disc device Seiji Hamaie 2013-02-12