YH

Yoji Houki

Fujitsu Limited: 9 patents #3,538 of 24,456Top 15%
FL Fujitsu Isotec Limited: 1 patents #22 of 54Top 45%
Overall (All Time): #591,049 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
5546170 Printer with print density switching means Hiroki Ohba, Yoshihiro Tonomoto, Kiyohisa Yanagita, Tomokazu Akuta, Akihiro Komuro 1996-08-13
5539447 Optical scanning unit and image forming apparatus using the same with rotating lever attached to a cover for light emission and prevention Tomokazu Akuta, Takashi Maekawa, Akihiro Komuro, Mamoru Hokari, Yasuhiro Ite 1996-07-23
5530528 Image forming apparatus having contact type, one-component developing unit Makoto Matsuoka, Takeo Kojima, Akira Takahashi, Mitsuhito Furukawa, Hiroshi Kera 1996-06-25
5418604 Image forming method and apparatus with automatic skew control Masanao Nagakura, Hiroji Uchimura, Yasunori Hamada, Nobuyuki Hayashida, Haruhisa Inagaki 1995-05-23
5355200 Printer with print density switching means Hiroki Ohba, Yoshihiro Tonomoto, Kiyohisa Yanagita, Tomokazu Akuta, Akihiro Komuro 1994-10-11
5095319 Optical scanning with light quantity compensation Shinichi Watarai, Shunji Kitagawa 1992-03-10
5066978 Image forming apparatus having an exchangeable unit exchange timing indicating device Shinichi Watarai, Megumi Yasuda, Yukio Nishio 1991-11-19
4986528 Method of separately feeding a print medium sheet and apparatus therefor Shinichi Watarai, Tomohiro Nonomura 1991-01-22
4878088 Developing unit of electrophotographic apparatus Akio Nakanishi, Toshio Hino, Yoshio Iino, Kazuhisa Suetani, Hirotoshi Ikuta 1989-10-31