SH

Seiji Hoshino

Ricoh Company: 28 patents #700 of 9,818Top 8%
SS Silver Seiko: 1 patents #18 of 49Top 40%
📍 Iruma, JP: #8 of 400 inventorsTop 2%
Overall (All Time): #123,756 of 4,157,543Top 3%
30
Patents All Time

Issued Patents All Time

Showing 1–25 of 30 patents

Patent #TitleCo-InventorsDate
11691442 Liquid discharge apparatus 2023-07-04
11376873 Liquid discharge apparatus 2022-07-05
8770686 Image forming apparatus Hiroyoshi Komaba, Shinji Imoto, Satoshi Kitaoka, Shozo Sakura 2014-07-08
8573732 Treatment liquid application device and image forming apparatus Satoshi Kitaoka, Shinji Imoto, Hiroyoshi Komaba, Shozo Sakura 2013-11-05
8540337 Image forming apparatus and foam application device Shinji Imoto, Kazuyoshi Matsumoto, Minori Ichimura, Manabu Izumikawa, Yasuhisa Kato +2 more 2013-09-24
8538310 Image transfer apparatus, image fixing apparatus, and registration apparatus which prevent a load torque variation upon entry or exit of a sheet into a nipping portion Hiromichi Matsuda, Toshiyuki Andoh, Takashi Hashimoto, Takashi Hodoshima, Tatsuhiko Oikawa +2 more 2013-09-17
8422037 Image forming apparatus Takashi Hodoshima, Toshiyuki Andoh, Takashi Hashimoto, Hidetaka Noguchi, Tatsuhiko Oikawa +1 more 2013-04-16
8385762 Transfer device and image forming apparatus Hidetaka Noguchi, Toshiyuki Andoh, Takashi Hodoshima, Takashi Hashimoto 2013-02-26
8364071 Image forming apparatus and sheet conveying device having upstream and downstream rollers Hidetaka Noguchi, Toshiyuki Andoh, Takashi Hodoshima, Tatsuhiko Oikawa, Hiromichi Matsuda +2 more 2013-01-29
8254811 Image forming apparatus for controlling movement of a moving member Toshiyuki Andoh, Takashi Hashimoto, Takashi Hodoshima, Hidetaka Noguchi, Tatsuhiko Oikawa +1 more 2012-08-28
8175467 Apparatus, method, and system for detecting a state of an apparatus Hisashi Shoji, Masaichi Sawada, Osamu Satoh, Yasushi Nakazato, Hitoshi Shimizu +2 more 2012-05-08
8165498 Image forming device Toshiyuki Andoh, Takashi Hodoshima, Takashi Hashimoto, Hidetaka Noguchi, Tatsuhiko Oikawa 2012-04-24
8131173 Driving apparatus and image forming apparatus Hidetaka Noguchi, Toshiyuki Andoh, Takashi Hodoshima, Tatsuhiko Oikawa, Takashi Hashimoto 2012-03-06
8126387 Sheet conveying device and image forming apparatus Hidetaka Noguchi, Toshiyuki Andoh, Takashi Hodoshima, Tatsuhiko Oikawa, Hiromichi Matsuda +2 more 2012-02-28
8087670 Sheet conveying device and image forming apparatus Hidetaka Noguchi, Toshiyuki Andoh, Takashi Hodoshima, Takashi Hashimoto, Tatsuhiko Oikawa 2012-01-03
8010027 Image forming apparatus Takashi Hodoshima, Toshiyuki Andoh, Takashi Hashimoto, Hidetaka Noguchi 2011-08-30
7971878 Sheet conveying device and image forming apparatus Takashi Hashimoto, Toshiyuki Andoh, Takashi Hodoshima, Hidetaka Noguchi, Tatsuhiko Oikawa 2011-07-05
7945176 Image forming apparatus including a gap forming unit Takashi Hashimoto, Toshiyuki Andoh, Tatsuhiko Oikawa 2011-05-17
7903269 Abnormality determining apparatus, image forming apparatus including the abnormality determining apparatus, and abnormality determining method Yoshinori Nakagawa, Hisashi Shoji, Yasushi Nakazato, Satoshi Ouchi, Nekka Matsuura +3 more 2011-03-08
7778555 Abnormality determining apparatus, image forming apparatus, copying machine, and information obtaining method Hisashi Shoji, Osamu Satoh, Yasushi Nakazato, Hitoshi Shimizu, Katsuaki Miyawaki +4 more 2010-08-17
7457550 Abnormality determining apparatus, image forming apparatus, copying machine, and information obtaining method Hisashi Shoji, Osamu Satoh, Yasushi Nakazato, Hitoshi Shimizu, Katsuaki Miyawaki +4 more 2008-11-25
7340204 Color image forming apparatus and process cartridge therefor Yasushi Nakazato, Masaaki Yamada, Kazumi Suzuki, Takeo Yamaguchi, Nekka Matsuura +1 more 2008-03-04
7110917 Abnormality determining method, and abnormality determining apparatus and image forming apparatus using same Nekka Matsuura, Hisashi Shoji, Satoshi Ouchi, Katsuaki Miyawaki, Osamu Satoh +6 more 2006-09-19
6669189 Image forming apparatus Takashi Seto, Yasushi Nakazato, Hiromichi Matsuda 2003-12-30
6627015 Structure and method for mounting an ink jet head Hiroshi Takemoto, Yoshihiro Morii, Shigeru Fujita 2003-09-30