MT

Masatoshi Takahashi

Fujitsu Limited: 47 patents #313 of 24,456Top 2%
SC Sanyo Electric Co.: 16 patents #238 of 6,347Top 4%
TC Toppan Printing Co.: 9 patents #51 of 1,467Top 4%
SC Shin-Etsu Chemical Co.: 8 patents #490 of 2,176Top 25%
FU Fujifilm: 7 patents #1,205 of 4,519Top 30%
HI Hitachi: 5 patents #7,555 of 28,497Top 30%
Mitsubishi Electric: 4 patents #7,099 of 25,717Top 30%
SC Shin-Etsu Handotai Co.: 3 patents #210 of 679Top 35%
Samsung: 3 patents #30,683 of 75,807Top 45%
LG Lion Group: 3 patents #35 of 587Top 6%
SO Sony: 2 patents #12,963 of 25,231Top 55%
HC Hitachi Ulsi Systems Co.: 2 patents #419 of 867Top 50%
AG Asahi Techno Glass: 2 patents #2 of 29Top 7%
SC S.T. Chemical Co.: 1 patents #5 of 14Top 40%
SC Sumitomo Chemical: 1 patents #2,469 of 4,033Top 65%
SI Sumitomo Rubber Industries: 1 patents #1,096 of 1,637Top 70%
TO Toppan: 1 patents #51 of 177Top 30%
RE Renesas Electronics: 1 patents #2,739 of 4,529Top 65%
UI Ube Industries: 1 patents #895 of 1,686Top 55%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
DU Duplo: 1 patents #2 of 14Top 15%
RT Renesas Technology: 1 patents #1,991 of 3,337Top 60%
Overall (All Time): #11,906 of 4,157,543Top 1%
110
Patents All Time

Issued Patents All Time

Showing 76–100 of 110 patents

Patent #TitleCo-InventorsDate
5686138 Lithium secondary battery Masahisa Fujimoto, Noriyuki Yoshinaga, Koji Ueno, Nobuhiro Furukawa, Toshiyuki Nohma 1997-11-11
5578376 Magnetic recording medium having a magnetic layer comprising a specified ferromagnetic metal powder and a specified polyurethane binder Hiroshi Hashimoto, Yuuichirou Murayama, Tsutomu Okita 1996-11-26
5506004 Method for coating golf balls Kiyoto Maruoka, Yoshikazu Yabuki, Kuniyasu Horiuchi 1996-04-09
5370932 Magnetic recording medium Hiroo Inaba, Kazuaki Taga, Keiji Mori 1994-12-06
5352548 Secondary battery Masahisa Fujimoto, Koji Nishio 1994-10-04
5316845 Magnetic recording medium comprising two magnetic layers each layer comprising ferromagnetic powder, binder, a branched and unbranched silicone, with carbon black in the upper layer Hiroo Inaba, Kazuaki Taga 1994-05-31
5270109 Magnetic recording medium having a magnetic layer comprising ferromagnetic powder, a binder and a specified organosilicon lubricant compound Yasuo Nishikawa, Akira Ushimaru, Kazuaki Taga 1993-12-14
5175048 Magnetic recording medium Hiroo Inaba, Kazuaki Taga 1992-12-29
5153053 Magnetic recording medium comprising a lower magnetic layer containing an amine modified vinyl chloride copolymer and an upper magnetic layer containing a vinyl chloride copolymer with a polar group Hiroshi Hashimoto, Akira Ushimaru 1992-10-06
5112704 Non-aqueous electrolyte cell Nobuhiro Furukawa, Seiji Yoshimura 1992-05-12
5094908 Magnetic recording medium Katsumi Ryoke, Toshihiko Miura 1992-03-10
5089331 Magnetic recording medium Katsumi Ryoke, Tsugio Izaki, Masaki Suzuki 1992-02-18
5073406 Method of producing a magnetic recording medium Hiroo Inaba, Kazuaki Taga 1991-12-17
5063105 Magnetic recording medium in which certain physical properties of the magnetic layer and the backcoat layer are specified Katsumi Ryoke, Yasuo Nishikawa 1991-11-05
5008147 Magnetic recording medium Katsumi Ryoke, Akihiro Hashimoto, Kazuo Hasumi 1991-04-16
4988562 Magnetic recording media Katsumi Ryoke, Akihiro Hashimoto 1991-01-29
4880692 Magnetic recording medium Katsumi Ryoke, Akihiro Hashimoto, Tsutomu Okita, Kazuko Hanai 1989-11-14
4880693 Magnetic recording medium Katsumi Ryoke, Akihiro Hashimoto, Tsutomu Okita, Takashi Yoneyama 1989-11-14
4868060 Magnetic recording medium Katsumi Ryoke, Toshimitu Okutu, Yasuyuki Yamada 1989-09-19
4803121 Magnetic recording medium Katsumi Ryoke, Toshimitu Okutu, Hideaki Kosha 1989-02-07
4786557 Magnetic recording medium of continuous form Yutaka Kakuishi, Takahito Miyoshi 1988-11-22
4780353 Magnetic recording medium Chiaki Mizuno, Hiroshi Ogawa, Yasuo Tamai, Noburo Hibino 1988-10-25
4758468 Magnetic recording medium Katsumi Ryoke, Nobuyoshi Asada, Eiichi Tadokoro 1988-07-19
4734325 Magnetic recording medium Katsumi Ryoke, Nobutaka Yamaguchi, Kazuko Hanai, Hideaki Kosha, Eiichi Tadokoro 1988-03-29
4731278 Magnetic recording medium Katsumi Ryoke, Eiichi Tadokoro 1988-03-15