KH

Kiyoshi Hata

Ricoh Company: 22 patents #966 of 9,818Top 10%
KM Konica Minolta: 15 patents #71 of 1,361Top 6%
NI Nisca: 4 patents #99 of 371Top 30%
KO Konica: 3 patents #771 of 1,958Top 40%
Overall (All Time): #76,073 of 4,157,543Top 2%
41
Patents All Time

Issued Patents All Time

Showing 26–41 of 41 patents

Patent #TitleCo-InventorsDate
8469347 Sheet perforation apparatus including an aligning device and post-processing apparatus and image forming system including perforation apparatus 2013-06-25
7970339 Sheet feeding device and image forming apparatus 2011-06-28
7744075 Bookbinding system 2010-06-29
7658584 Bookbinding apparatus Kohji Yoshie, Saburo Shimizu, Riichi Hama, Masahiro Kaneko 2010-02-09
7584949 Bookbinding system, image forming apparatus, and bookbinding apparatus Masahiro Kaneko, Saburo Shimizu, Kohji Yoshie, Riichi Hama 2009-09-08
7547017 Sheet feed device Tsuyoshi Mizubata, Masahiko Fukushima, Masahiro Ogawa, Hiroyuki Yamada, Masaki Higuchi 2009-06-16
7543805 Bookbinding system, image forming apparatus and bookbinding apparatus Kohji Yoshie, Saburo Shimizu, Riichi Hama, Masahiro Kaneko 2009-06-09
7524155 Bookbinding apparatus and image forming system Saburo Shimizu, Kohji Yoshie, Riichi Hama, Masahiro Kaneko 2009-04-28
7443551 Document feeder and image forming apparatus Masashi Aoki, Tsuyoshi Mizubata, Nobutaka Kato, Osamu Kato, Kazuaki Ito 2008-10-28
7410166 Image reading apparatus Tsuyoshi Mizubata, Masahiro Ogawa, Hiroyuki Yamada, Masaki Higuchi 2008-08-12
7339654 Sheet conveying apparatus and image reading apparatus Tsuyoshi Mizubata, Masahiko Fukushima, Kazuhide Sano, Masashi Yamashita 2008-03-04
7046953 Image formation apparatus equipped with automatic document feeder Tsuyoshi Mizubata, Masashi Aoki, Satoru Shimizu 2006-05-16
6915102 Original document conveyance device Masashi Aoki, Tsuyoshi Mizubata, Satoru Shimizu 2005-07-05
6888650 Apparatus and method for reading document Tsuyoshi Mizubata, Masanobu Kawano, Koji Ogino, Kazuhide Sano, Sei Takahashi +1 more 2005-05-03
6775513 Image forming apparatus having removable angle stopper Tsuyoshi Mizubata, Masashi Aoki, Nobutaka Kato, Osamu Kato 2004-08-10
4403341 Emergency information communicating device 1983-09-06