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 101–125 of 158 patents

Patent #TitleCo-InventorsDate
6727007 Magneto-optical recording medium with reflective layer formed from two thin films possessing different surface tensions Takuya Kamimura, Tsutomu Tanaka 2004-04-27
6720075 Magnetic recording medium and magnetic recording medium driver for the medium with N-type ferrimagnetic recording layer Ikuya Tagawa 2004-04-13
6716522 Molded article from thermoplastic composite material and method for producing the same Masaki Ito, Koushi Kawabata, Keisuke Hashimoto, Mitsuo Okubo 2004-04-06
6687197 High density information recording medium and slider having rare earth metals 2004-02-03
6678149 Solid electrolytic capacitor and method of manufacturing the capacitor Masaki Shiragami, Koichi Kojima, Tsuyoshi Yoshino 2004-01-13
6669442 Method and device for assembling and adjusting variable capacity turbine Yasuaki Jinnai, Takashi Mikogami 2003-12-30
D482432 Socket of pipe coupling for charging hydrogen 2003-11-18
6606136 Iodine-type polarizing plate enables neutral white in white display and neutral black in black display Narutoshi Hayashi 2003-08-12
6590990 Speaker apparatus Yasuhisa Abe, Takashi Suzuki 2003-07-08
6567347 Optical head having a plurality of coil elements connected in parallel to each other Tohru Fujimaki, Koichi Tezuka 2003-05-20
6421303 MULTILAYER RESONANCE DEVICE AND MAGNETO-OPTICAL RECORDING MEDIUM WITH MAGNETIC CENTER LAYER OF A DIFFERENT THICKNESS THAN THAT OF THE COMPONENTS OF THE REFLECTING LAYERS, AND METHOD OF REPRODUCING THE SAME Mitsuteru Inoue, Kenichi Arai, Toshitaka Fujii, Masanori Abe 2002-07-16
6396774 Information reproducing device, information recording/reproducing head, and information reproducing method utilizing mono-magnetic domain structure Tohru Fujimaki 2002-05-28
6356516 Magneto-optical recording medium and reproducing method for information recorded on the medium Ken Tamanoi, Keiji Shono, Sumio Kuroda, Motonobu Mihara 2002-03-12
6262949 Multilayer resonance device and magneto-optical recording medium with magnetic center layer of a different thickness than that of the components of the reflecting layers Mitsuteru Inoue, Kenichi Arai, Toshitaka Fujii, Masanori Abe 2001-07-17
6248439 Magneto-optical recording medium and reproducing method for information recorder on the medium Ken Tamanoi, Keiji Shono, Sumio Kuroda, Motonobu Mihara 2001-06-19
6228943 Fluorine-containing elastomer composition Tatsuya Morikawa, Mitsuru Kishine, Yoshihiro Shirai 2001-05-08
6139980 Reading method of reading information from a recording medium and medium used therefor 2000-10-31
6128254 Magneto-optical recording medium and reproducing method for information recorded on the medium Keiji Shono 2000-10-03
6096444 Magneto-optical recording medium capable of double mask readout Ken Tamanoi, Keiji Shono 2000-08-01
6030716 Magneto-optical recording medium and method of reproducing information recorded on such medium Haruhiko Izumi, Ken Tamanoi, Masaharu Moritsugu, Miyozo Maeda, Toshio Sugimoto +1 more 2000-02-29
6020079 Magneto-optical recording medium and reproducing method for information recorded on the medium Keiji Shono 2000-02-01
5920206 Differential ECL 1999-07-06
5899750 Fine processing method Hiroshi Tanaka, Yoshitsugu Abe, Kazuyuki Inoue 1999-05-04
5891941 Fluororubber composition and molded article thereof Hiroyuki Tanaka, Yutaka Ueta, Masayasu Tomoda 1999-04-06
5850155 BIMOS logic circuit directly controllable by a CMOS block formed on same IC chip 1998-12-15