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 151–175 of 201 patents

Patent #TitleCo-InventorsDate
7221891 Body member of a powder container Nobuo Kasahara, Nobuo Iwata, Satoshi Muramatsu, Goro Katsuyama 2007-05-22
7218880 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 2007-05-15
7209689 Toner supply unit and image forming apparatus Nobuo Kasahara, Nobuo Iwata, Satoshi Muramatsu, Tomoyuki Ichikawa, Yoshio Hattori +5 more 2007-04-24
7130558 Toner supply unit and image forming apparatus Nobuo Kasahara, Nobuo Iwata, Satoshi Muramatsu, Tomoyuki Ichikawa, Yoshio Hattori +5 more 2006-10-31
7127198 Image forming apparatus including a developer replenishing device for a two-ingredient type developer Satoshi Muramatsu, Nobuo Iwata, Nobutaka Takeuchi, Takayuki Koike, Eriko Maruyama 2006-10-24
7116928 Powder discharging device and image forming apparatus using the same Satoshi Muramatsu, Nobuo Kasahara, Nobuo Iwata 2006-10-03
7103305 Developing apparatus for image forming apparatus Takayuki Koike, Nobutaka Takeuchi, Nobuo Iwata, Satoshi Muramatsu 2006-09-05
7088945 Toner supply unit and image forming apparatus Nobuo Kasahara, Nobuo Iwata, Satoshi Muramatsu, Tomoyuki Ichikawa, Yoshio Hattori +5 more 2006-08-08
7085522 Developer container for an image forming apparatus Satoshi Muramatsu, Nobuo Kasahara, Nobuo Iwata 2006-08-01
7076191 Toner, toner conveying apparatus and method, and image forming apparatus Satoshi Muramatsu, Nobuo Kasahara, Nobuo Iwata 2006-07-11
7065313 Developer container, developer replenishing device using the same and image forming apparatus including the same Nobuo Kasahara, Nobuo Iwata, Satoshi Muramatsu 2006-06-20
7043179 Toner replenishing device with timing control of toner replenishing device Nobuo Iwata, Satoshi Muramatsu 2006-05-09
6933980 Shutter for digital still camera 2005-08-23
6901670 Scribing head, and scribing apparatus and scribing method using the scribing head Haruo Wakayama, Toshiyuki Sakai, Keiko Hayashi, Yoshitaka Nishio 2005-06-07
6898405 Developer container, developer replenishing device using the same and image forming apparatus including the same Nobuo Kasahara, Nobuo Iwata, Satoshi Muramatsu 2005-05-24
6882812 Image forming apparatus including developing device and developer containing device Nobuo Kasahara, Nobuo Iwata, Satoshi Muramatsu 2005-04-19
6871034 Developer container for an image forming apparatus Satoshi Muramatsu, Nobuo Kasahara, Nobuo Iwata 2005-03-22
6826381 Image formation device and agent supplying device including absorber conveying by negative pressure Satoshi Muramatsu, Hideo Yoshizawa, Hideki Kimura, Kazuhisa Sudo, Yoshio Hattori 2004-11-30
6785496 Developer container, developing conveying device and image forming apparatus using the same Nobuo Iwata, Nobuo Kasahara, Satoshi Muramatsu 2004-08-31
6748190 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 2004-06-08
6734691 Substrate for a probe card having conductive layers for supplying power to IC devices Masakatu Saijyo, Yoshimi Nakamura, Toshiaki Kato, Shigeru Katakura 2004-05-11
6696527 Olefin copolymers and films and sheets Kiyohiko Yokota, Noriyuki Tani, Nobuhide Ishihara 2004-02-24
6628908 Toner supply unit and image forming apparatus Nobuo Kasahara, Nobuo Iwata, Satoshi Muramatsu, Tomoyuki Ichikawa, Yoshio Hattori +5 more 2003-09-30
6628913 Method and apparatus for replenishing developer with a flexible powder container Nobuo Kasahara, Nobuo Iwata, Satoshi Muramatsu, Tomoyuki Ichikawa 2003-09-30
6628915 Developer container for an image forming apparatus Satoshi Muramatsu, Nobuo Kasahara, Nobuo Iwata 2003-09-30