HN

Hiroshi Nakai

Ricoh Company: 55 patents #171 of 9,818Top 2%
Canon: 25 patents #2,400 of 19,416Top 15%
SI Sanshin Industries: 14 patents #29 of 319Top 10%
AC Amada Co.: 10 patents #14 of 479Top 3%
PA Panasonic: 9 patents #2,933 of 21,108Top 15%
DA Daihen: 3 patents #87 of 305Top 30%
SC Sk Kaken Co.: 2 patents #3 of 14Top 25%
RE Renesas Electronics: 2 patents #1,855 of 4,529Top 45%
SC Shionogi & Co.: 1 patents #620 of 1,054Top 60%
MC Mitsubishi Gas Chemical Company: 1 patents #1,048 of 1,727Top 65%
SC Stanley Electric Co.: 1 patents #550 of 1,072Top 55%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
FL Furuno Electric Company Limited: 1 patents #215 of 407Top 55%
Overall (All Time): #8,961 of 4,157,543Top 1%
126
Patents All Time

Issued Patents All Time

Showing 76–100 of 126 patents

Patent #TitleCo-InventorsDate
7479004 Die and die device Kinshiro Naito, Masayuki Shimizu, Shigeru Endo, Takashi Matsumoto, Hiroyuki Kobayashi 2009-01-20
7383013 Image forming apparatus using a contact or a proximity type of charging system including a protection substance on a moveable body to be charged Kazuhiko Watanabe, Kenji Sugiura, Yasushi Nakazato, Kazuhito Watanabe, Masahiko Shakuto +6 more 2008-06-03
7351918 Surface-mount base for electronic element 2008-04-01
7295788 Image forming apparatus and process cartridge Yasuo Suzuki, Nozomu Tamoto, Takahiko Tokumasu, Kazahiko Watanabe, Kohichi Ohshima +3 more 2007-11-13
7251437 Image formation apparatus having a body to be charged with specified properties and including the use of a protective material Nozomu Tamoto, Tetsuro Suzuki, Yasuo Suzuki, Takahiko Tokumasu, Kazuhiko Watanabe +3 more 2007-07-31
7251438 Image forming apparatus using a contact or a proximity type of charging system including a protection substance on a moveable body to be charged Kazuhiko Watanabe, Kazuhito Watanabe, Yasuo Suzuki, Nozomu Tamoto, Takahiko Tokumasu +1 more 2007-07-31
7212753 Image forming apparatus and process cartridge Hirokatsu Suzuki, Hideki Kosugi, Ichiro Kadota, Jun Yura, Koichi Katoh +2 more 2007-05-01
7103301 Image forming apparatus using a contact or a proximity type of charging system including a protection substance on a moveable body to be charged Kazuhiko Watanabe, Kazuhito Watanabe, Yasuo Suzuki, Nozomu Tamoto, Takahiko Tokumasu +2 more 2006-09-05
7029816 Electrographic image formation method Fumihiro Sasaki, Mitsuo Aoki, Yasuaki Iwamoto, Naohito Shimota, Kazuyuki Yazaki +5 more 2006-04-18
6911289 Toner, method for manufacturing the toner, and image forming method and apparatus using the toner Hiroto Higuchi, Fumihiro Sasaki, Yasuaki Iwamoto, Bing Shu, Hiroaki Matsuda +1 more 2005-06-28
6912063 Ink jet recording apparatus Kosuke Yamamoto, Shusuke Inamura, Masayuki Hongo, Kenichi Moriya, Manabu Yamazoe 2005-06-28
6856781 Image forming apparatus and method of developing an electrostatic latent image Hiroaki Matsuda, Yasuaki Iwamoto, Hiroto Higuchi, Bing Shu, Maiko Kondo +1 more 2005-02-15
6816695 Method and device for development for an image forming apparatus Tomoyuki Ichikawa 2004-11-09
6813461 Toner, method for manufacturing the toner, and image forming method and apparatus using the toner Hiroto Higuchi, Fumihiro Sasaki, Yasuaki Iwamoto, Bing Shu, Hiroaki Matsuda +1 more 2004-11-02
6811944 Toner, method for manufacturing the toner, and image forming method and apparatus using the toner Hiroto Higuchi, Fumihiro Sasaki, Yasuaki Iwamoto, Bing Shu, Hiroaki Matsuda +1 more 2004-11-02
6790575 Two-component developer, image forming apparatus, and image forming method Fumihiro Sasaki, Hiroaki Matsuda, Bing Shu, Maiko Kondo, Hiroto Higuchi +5 more 2004-09-14
6699632 Image forming toner, and image forming method and image forming apparatus using the toner Hiroto Higuchi, Fumihiro Sasaki, Yasuaki Iwamoto, Hiroaki Matsuda, Bing Shu +1 more 2004-03-02
6667141 Image forming method and apparatus Yasuaki Iwamoto, Fumihiro Sasaki, Hiroaki Matsuda, Hiroto Higuchi, Bing Shu +1 more 2003-12-23
6593048 Two-component developer, and image forming apparatus and image forming method using the developer Fumihiro Sasaki, Yasuaki Iwamoto, Hiroaki Matsuda, Hiroto Higuchi, Hyou Shu +1 more 2003-07-15
6573321 Non-staining coating composition Hidehito Karuga, Shigeto Kamimura, Hisashi Suzuki, Tadahiko Ikeuchi, Kenichi Ishigaki +2 more 2003-06-03
6544704 Two-component developer, container filled with the two-component developer, and image formation apparatus Hiroaki Matsuda, Masanori Suzuki, Akemi Sugiyama, Hiroto Higuchi, Tsunemi Sugiyama +3 more 2003-04-08
6523933 Media cartridge and image recording apparatus with detachably mountable media cartridge Hirofumi Hirano, Keiji Takahashi 2003-02-25
6468706 Two-component developer, container filled with the two-component developer, and image formation apparatus Hiroaki Matsuda, Masanori Suzuki, Akemi Sugiyama, Hiroto Higuchi, Tsunemi Sugiyama +3 more 2002-10-22
6390071 Engine component layout for outboard motor Masafumi Sogawa 2002-05-21
6271293 Non-staining coating composition Hidehito Karuga, Shigeto Kamimura, Hisashi Suzuki, Tadahiko Ikeuchi, Kenichi Ishigaki +2 more 2001-08-07