FH

Fumihiko Hirata

Tdk: 7 patents #849 of 3,796Top 25%
Canon: 3 patents #11,241 of 19,416Top 60%
Overall (All Time): #517,540 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
8585052 Image forming apparatus Yuji Yamanaka, Taro Ikeda, Kazuhiro Kosuga 2013-11-19
8083231 Sheet conveying apparatus and image forming apparatus with opening conveying path Yuji Yamanaka, Kazuhiro Kosuga 2011-12-27
7850162 Sheet feeding device and image forming apparatus Yusuke Imai, Taro Ikeda, Hiroto Koga 2010-12-14
6258290 Magnet powder, sintered magnet, process for producing them, bonded magnet, motor and magnetic recording medium Hitoshi Taguchi, Kiyoyuki Masuzawa, Yoshihiko Minachi, Kazumasa Iida, Mitsuaki Sasaki 2001-07-10
6132635 Process for the production of anisotropic ferrite magnets and anisotropic ferrite magnets as well as hexagonal system ferrite particles and their production process Hitoshi Taguchi, Taku Takeishi, Teruo Mori 2000-10-17
6086781 Magnet powder, sintered magnet, process for producing them, bonded magnet, motor and magnetic recording medium Hitoshi Taguchi, Kiyoyuki Masuzawa, Yoshihiko Minachi, Kazumasa Iida, Mitsuaki Sasaki 2000-07-11
5945028 Hexagonal system ferrite particles and their production process Hitoshi Taguchi, Taku Takeishi, Teruo Mori 1999-08-31
5811024 Preparation of anisotropic hexagonal barium ferrite sintered magnet Hitoshi Taguchi, Taku Takeishi, Teruo Mori 1998-09-22
5648039 Process for the production of anisotropic ferrite magnets Hitoshi Taguchi, Taku Takeishi, Teruo Mori 1997-07-15
5607615 Hexagonal ba-ferrite sintered magnet, its making method, and polar anisotropy ring magnet Hitoshi Taguchi, Taku Takeishi, Teruo Mori 1997-03-04