JM

Junichi Matsumoto

Ricoh Company: 118 patents #21 of 9,818Top 1%
TO Toyota: 33 patents #447 of 26,838Top 2%
KA Kataoka: 15 patents #1 of 23Top 5%
IC Idemitsu Kosan Co.: 6 patents #239 of 1,237Top 20%
Honda Motor Co.: 4 patents #5,328 of 21,052Top 30%
KU Kyoto Prefectural Public University: 3 patents #10 of 137Top 8%
Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%
CL Copal Company Limited: 3 patents #16 of 139Top 15%
MC Mitsubishi Diamond Industrial Co.: 3 patents #8 of 58Top 15%
NC Nidec Copal: 2 patents #55 of 172Top 35%
IC Idemitsu Petrochemical Co.: 2 patents #182 of 578Top 35%
AD Advantest: 2 patents #465 of 1,193Top 40%
OK Osaka Yuki Kagaku Kogyo Kabushiki Kaisha: 2 patents #5 of 31Top 20%
SO Sony: 2 patents #12,963 of 25,231Top 55%
PC Prime Polymer Co.: 1 patents #30 of 116Top 30%
PC Primearth Ev Energy Co.: 1 patents #21 of 107Top 20%
JA Japan Science And Technology Agency: 1 patents #756 of 2,171Top 35%
SH Shimadzu: 1 patents #1,152 of 2,007Top 60%
SL Shiseido Company, Limited: 1 patents #543 of 1,112Top 50%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
TI Takeda Chemical Industries: 1 patents #745 of 1,420Top 55%
OC Oki Electric Industry Co.: 1 patents #1,459 of 2,807Top 55%
DE Denso: 1 patents #6,940 of 11,792Top 60%
Overall (All Time): #3,329 of 4,157,543Top 1%
201
Patents All Time

Issued Patents All Time

Showing 176–200 of 201 patents

Patent #TitleCo-InventorsDate
6608984 Image forming method and apparatus using developer carrier pressed into engagement with image carrier Katsuhiro Aoki, Takashi Hodoshima 2003-08-19
6597883 Powder pump capable of effectively conveying powder and image forming apparatus using powder pump Satoshi Muramatsu, Nobuo Iwata, Nobuo Kasahara, Tomoyuki Ichikawa 2003-07-22
6571076 Image forming apparatus and toner container therefor Nobuo Kasahara, Satoshi Muramatsu, Nobuo Iwata 2003-05-27
6567637 Apparatus and method for replenishing a developing device with toner while suppressing toner remaining Takaaki Yanagisawa, Masumi Sato, Kazuhiko Yuuki, Akio Kosuge, Yoshinori Ozawa +4 more 2003-05-20
6542707 Method and apparatus for image forming capable of effectively transferring various kinds of powder Satoshi Muramatsu, Nobuo Kasahara, Nobuo Iwata, Tomoyuki Ichikawa 2003-04-01
6526246 POWDER REPLENISHING DEVICE, POWDER CONVEYING DEVICE, DEVELOPING APPARATUS USING THE SAME POWDER REPLENISHING DEVICE OR POWDER CONVEYING DEVICE, AND IMAGE FORMING APPARATUS USING THE SAME POWDER REPLENISHING DEVICE OR POWDER CONVEYING DEVICE Nobuo Iwata, Nobuo Kasahara, Satoshi Muramatsu, Tomoyuki Ichikawa 2003-02-25
6507720 Color image forming apparatus and toner replenishing apparatus each including plural toner containers received in receiving member of setting part and toner containers therefor Masaaki Kabumoto, Goro Katsuyama, Kanae Amemiya, Masahiro Kurita, Masahiro Yonekawa +6 more 2003-01-14
6443635 Electromagnetic actuator with auto-retaining of rotor at triple positions Kouichi Kobayashi 2002-09-03
6393241 Nozzle having an end portion capable of penetrating into a toner discharging portion included in a toner container that stores powdery toner Nobuo Kasahara, Satoshi Muramatsu, Nobuo Iwata, Takaaki Yanagisawa, Tomotoshi Nakahara +4 more 2002-05-21
6316557 Catalysts for the polymerization of olefins, process for the production of olefin polymers, and processes for the production of styrene polymers Haruhito Sato, Toshiya Abiko, Satoshi Ikeuchi, Harumi Nakashima 2001-11-13
6163669 Image forming apparatus Katsuhiro Aoki, Takashi Hodoshima, Hiroyuki Matsushiro 2000-12-19
6029388 Light-emitting fishing lure Seiji Yokogawa, Isamu Kawata 2000-02-29
6013492 Microbial process for producing calcium D-pantothenate Sunao Nishimura, Hiroshi Miki, Kosaku Shibutani, Hideo Yada 2000-01-11
5724489 Apparatus for and method of generating robot teaching data on offline basis Masanao Yamamoto, Nobuhiro Okabe, Shinsuke Taniguchi 1998-03-03
5693728 Process for producing cyclic olefin based polymers Takuji Okamoto, Masami Watanabe, Hiroshi Maezawa 1997-12-02
5648443 Cyclic olefin copolymers, compositions and molded articles comprising the copolymers Takuji Okamoto, Masami Watanabe, Hiroshi Maezawa 1997-07-15
5629398 Process for producing cyclic olefin based polymers, cyclic olefin copolymers, compositions and molded articles comprising the copolymers Takuji Okamoto, Masami Watanabe, Hiroshi Maezawa 1997-05-13
5608021 Cationic polymer thickener and process for preparing the same Yujiro Uchiyama, Yoshihiro Okuda 1997-03-04
5603926 Cosmetic composition comprising cationic polymer thickener Yujiro Uchiyama, Tetsuya Kambe, Tomiyuki Nanba, Yoshihiro Okuda 1997-02-18
5600392 Position sensor Tetsuo Sakamoto, Tomio Kurosu 1997-02-04
5446514 Shutter blades drive mechanism for photographic cameras 1995-08-29
5444134 Process for producing olefin based polymers and olefin polymerization catalyst 1995-08-22
5369196 Production process of olefin based polymers Takuji Okamoto, Masami Watanabe, Nobuhide Ishihara 1994-11-29
5344900 Process for producing a norbornene polymer Hiroshi Maezawa, Hideki Aiura, Satoshi Asahi 1994-09-06
4835564 Aperture control apparatus of programming shutter Norifumi Nakagawa 1989-05-30