MT

Masami Tomita

Ricoh Company: 105 patents #33 of 9,818Top 1%
SO Sony: 23 patents #1,718 of 25,231Top 7%
SH Shimadzu: 12 patents #102 of 2,007Top 6%
Mitsubishi Electric: 6 patents #4,940 of 25,717Top 20%
Canon: 5 patents #9,253 of 19,416Top 50%
MD Mitsubisih Denki: 1 patents #26 of 381Top 7%
Overall (All Time): #6,052 of 4,157,543Top 1%
152
Patents All Time

Issued Patents All Time

Showing 126–150 of 152 patents

Patent #TitleCo-InventorsDate
6324154 Automatic disc-changing apparatus, disc-chucking apparatus, disc apparatus and position-detecting apparatus Yoshinori Kakuta, Akira Sakuta, Kunihiko Nakagawa 2001-11-27
6285818 Commercial detection which detects a scene change in a video signal and the time interval of scene change points Taro Suito, Takao Takahashi, Masashi Ohta, Toshiya Akiba, Noboru Murabayashi +1 more 2001-09-04
6282155 Recording method and apparatus for continuous playback of fragmented signals Takao Takahashi, Masashi Ohta, Toshiya Akiba, Taro Suito 2001-08-28
6137947 Method and apparatus for reproducing a video signal Masashi Ohta, Toshiya Akiba, Naohisa Arai 2000-10-24
6103441 Color toner for electrophotography Hiroyuki Fushimi, Yohichiroh Watanabe, Keiko Shiraishi 2000-08-15
6074794 Toner for dry developing Hiroyuki Fushimi, Kohki Katoh, Yasuo Asahina, Tomomi Suzuki 2000-06-13
6031806 Information signal recording and reproducing apparatus and recording and reproducing method 2000-02-29
5975446 Pulverizing apparatus Hiroshi Yaguchi, Yasuo Asahina, Hiroyuki Fushimi, Satoru Miyamoto, Tomomi Suzuki 1999-11-02
5947402 Magnetic recording and reproducing apparatus for controlling the tension of a magnetic tape Eiji Yokoyama, Masato Nagasawa, Kazuo Mori, Seiji Kishikawa, Nobuzumi Kurihara 1999-09-07
5851716 Electrophotographic image forming method and toner composition used therefor Shinichi Kuramoto, Hiroyuki Fushimi 1998-12-22
5840456 Color toner comprising two binder resins of differing softening point Hiroshi Yaguchi, Yasuo Asahina, Yasuaki Iwamoto, Satoru Miyamoto, Tomomi Suzuki 1998-11-24
5725168 Magnetic recording and reproducing apparatus for controlling the tension of a magnetic tape Eiji Yokoyama, Masato Nagasawa, Kazuo Mori, Seiji Kishikawa, Nobuzumi Kurihara 1998-03-10
5726828 Automatic disc-changing apparatus, disc-chucking apparatus, disc apparatus and position-detecting apparatus Yoshinori Kakuta, Akira Sakuta, Kunihiko Nakagawa 1998-03-10
5721083 Dry color toner for electrophotography and production process thereof Minoru Masuda, Akio Matsui 1998-02-24
5474869 Toner and method of developing Kohichi Katoh, Tomoe Hagiwara, Koji Suzuki, Shigekazu Enoki, Naoki Iwata +2 more 1995-12-12
5244765 Toner for developing latent electrostatic images Koichi Katoh, Tomoe Hagiwara 1993-09-14
5225303 Dry-type toner including waxes release agent for electrophotography Toshiki Nanya, Yasuaki Iwamoto 1993-07-06
5164774 Developing device of the type forming thin layer of toner on toner conveying member, and dry color toner of one component type used therein Hachiro Tosaka, Motoi Orihara, Hiroshi Tanaka, Tomoe Hagiwara 1992-11-17
5148332 Automatic cassette tape recording and reproducing apparatus with a pivotable magazine holder Seiji Kishikawa, Yoshinori Kakuta 1992-09-15
5103356 Magnetic tape recording and playback device interconnected by conductor patterns formed on a circuit board Osamu Fujiwara, Kunihiko Nakagawa, Yoshinori Kakuta, Seiji Kishikawa, Tooru Yuri 1992-04-07
5099369 Magnetic recording and reproducing apparatus Yoshinori Kakuta, Kunihiko Nakagawa, Seiji Kishikawa, Akira Sakuta, Nobuzumi Kurihara 1992-03-24
4931374 Electrophotographic positive charging toner containing a copper phthalocyanine blue pigment Toshiyasu Kawabata, Toshiki Nanya, Hisao Murayama 1990-06-05
4888263 Color toner for electrophotography Yoshihiro Nomura, Noriaki Ide, Kazumi Ohtaki 1989-12-19
4762763 Toner for developing electrostatic latent image Yoshihiro Nomura, Noriaki Ide, Kazumi Ohtaki, Hachiro Tosaka, Toshiki Nanya +5 more 1988-08-09
4758489 Toner for developing latent electrostatic images Satoru Inoue, Akio Matsui, Toshiki Nanya, Fumihiro Sasaki 1988-07-19