HK

Hidetoshi Kojima

Ricoh Company: 32 patents #573 of 9,818Top 6%
TC Tohoku Ricoh Co.: 2 patents #69 of 204Top 35%
NC Nitto Boseki Co.: 1 patents #172 of 339Top 55%
SL Sapporo Breweries Limited: 1 patents #65 of 200Top 35%
Overall (All Time): #96,476 of 4,157,543Top 3%
35
Patents All Time

Issued Patents All Time

Showing 26–35 of 35 patents

Patent #TitleCo-InventorsDate
8419003 Creasing device and image forming system Naoyuki Ishikawa, Naohiro Kikkawa, Hitoshi Hattori, Takashi Saito, Shuuya Nagasako +4 more 2013-04-16
8413976 Image forming system, sheet finisher, and folding method Hitoshi Hattori, Naohiro Kikkawa, Shuuya Nagasako, Takashi Saito, Naoyuki Ishikawa +3 more 2013-04-09
8413974 Creasing device and image forming system Yuusuke Shibasaki, Naohiro Kikkawa, Hitoshi Hattori, Shuuya Nagasako, Takashi Saito +3 more 2013-04-09
8387964 Creasing device and image forming system Takashi Saito, Naohiro Kikkawa, Hitoshi Hattori, Shuuya Nagasako, Naoyuki Ishikawa +3 more 2013-03-05
8333371 Creasing device and image forming system Naohiro Kikkawa, Hitoshi Hattori, Takashi Saito, Shuuya Nagasako, Naoyuki Ishikawa +3 more 2012-12-18
8322701 Image forming apparatus Hitoshi Hattori, Shuuya Nagasako, Naohiro Kikkawa, Takashi Saito, Naoyuki Ishikawa +3 more 2012-12-04
8211040 Continuous swallowing movement measuring device and method for measuring a continuous swallowing movement Hirotaka Kaneda, Toyohiko Hayashi 2012-07-03
7420723 Optical deflector, production method thereof, optical scanning device, and image forming apparatus Yukio Itami, Kazuhiro Koseki, Makoto Endo, Yoshihiro Takahashi, Tomotaka Takamura +4 more 2008-09-02
7382509 Polygon mirror scanner device with tubular magnet adhered to the inside of the tubular mirror with a depression on the inner face, opposite the mirror face, with a gap, absent adhesive, formed between the magnet and inner face Noriyuki Kadowaki, Yoshihiro Takahashi 2008-06-03
5800676 Method for manufacturing a mineral fiber panel Kazuyoshi Koike 1998-09-01