JH

Junichi Hama

FI Fujifilm Business Innovation: 11 patents #876 of 5,238Top 20%
Overall (All Time): #465,466 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8406652 Removable member-holding device and image forming apparatus Atsushi FUNADA, Hirokazu Murase, Hiroaki Okuma, Ryuji Hattori 2013-03-26
8369728 Image forming apparatus Masanori Kato, Satoshi Tanaka 2013-02-05
8019252 Removable member-holding device and image forming apparatus Atsushi FUNADA, Hiroaki Okuma, Hirokazu Murase, Ryuji Hattori 2011-09-13
7904005 Image forming apparatus Ryuji Hattori, Atsushi FUNADA, Hiroaki Okuma, Hirokazu Murase 2011-03-08
7167669 Image forming apparatus Shigemi Murata, Tomio Onuki, Ryuji Hattori, Yoshiyuki Takashima, Teruaki Koizumi +1 more 2007-01-23
6463240 Potential controlling method and potential controller of image forming apparatus Tomio Onuki 2002-10-08
5918092 Rotary development unit which supplies fresh toner back to a toner supply container 1999-06-29
D398634 Toner cartridge Makoto Katayama, Yasuhito Shitaka 1998-09-22
5784668 Image forming apparatus Nobuo Hyakutake, Yoshihiro Enomoto, Tetsuya Fujita, Nobuyoshi Komatsu 1998-07-21
5771423 Image forming apparatus 1998-06-23
5278621 System for removing foreign matter on photosensitive body or developer carrying body in image forming apparatus Yoshikazu Okamoto 1994-01-11