HH

Hirohisa Hoshino

FI Fujifilm Business Innovation: 18 patents #505 of 1,659Top 35%
IC Iwatsu Electric Co.: 1 patents #87 of 212Top 45%
Overall (All Time): #235,897 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
11392076 Recovery container for recovering powder and powder application apparatus Lei Yuan, Satoshi Hashimoto, Yusuke Sakai 2022-07-19
11209769 Powder recovery container Yusuke Sakai, Lei Yuan, Satoshi Hashimoto 2021-12-28
11188023 Recovery container Satoshi Hashimoto, Lei Yuan, Yusuke Sakai 2021-11-30
11003126 Waste powder recovery device and image forming device Yusuke Sakai, Tadashi SUTO 2021-05-11
10915041 Powder-container attachment device, image forming apparatus, and powder container Seigo Shinozaki, Arichika Tanaka 2021-02-09
9335705 Rotor bearing member, photoconductor unit including the same, and image forming apparatus Tsuneo Fukuzawa, Takeo Fukai, Koji Fukumuro, Kenji Suzuki, Hirokazu ICHIHARA +1 more 2016-05-10
8965251 Powder container and image forming apparatus Taro Mitsui, Akihiro Ouchi, Koichi Sato, Yusuke Sakai, Toshiyuki Matsui 2015-02-24
8923724 Driving device, cleaning device, charging device, assembly, and image forming apparatus Ryota Kubo 2014-12-30
8744310 Detachable unit and image forming apparatus Taro Mitsui, Tatsuya Soga, Ryouta Kubo, Tomoya Ichikawa 2014-06-03
8634755 Cleaning unit, image carrier unit, and image forming apparatus Tomoya Ichikawa, Akiko Kimura, Yuzo Ichikawa, Takahiro Shinkawa, Masaaki Tokunaga +2 more 2014-01-21
8588640 Electrical connection structure, electrical connection method, electrical connection member, and image forming apparatus Ryouta Kubo, Tomoya Ichikawa 2013-11-19
8509671 Cleaner and image forming apparatus Akiko Kimura, Tomoya Ichikawa, Yuzo Ichikawa, Takahiro Shinkawa, Toshiyuki Matsui 2013-08-13
8090307 Developer recovering unit with grounded downstream transporting device and image forming apparatus using the same Kiyoshi Kinno, Tatsuya Soga 2012-01-03
8000644 Powder transporting device and image forming apparatus 2011-08-16
7676188 Developer conveying member, developer container, image forming apparatus, and method of assembling a developer conveying member 2010-03-09
D438891 Cleaning cartridge Hiroyuki Ohtsuka, Seiichi Irokawa, Hidenobu Kondo, Yasuhito Takahashi 2001-03-13
D435061 Oil cartridge Hiroyuki Ohtsuka, Hidenobu Kondo, Seiichi Irokawa, Yasuhito Takahashi 2000-12-12
5629758 Toner transporting and loosening device Toshikazu Kageyama 1997-05-13
4611281 Apparatus for analyzing microprocessor operation Shouichi Suko 1986-09-09