HY

Hirokazu Yamauchi

Sharp Kabushiki Kaisha: 24 patents #631 of 10,731Top 6%
PA Panasonic: 14 patents #1,670 of 21,108Top 8%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Mazda Motor: 1 patents #2,563 of 4,755Top 55%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Overall (All Time): #74,473 of 4,157,543Top 2%
41
Patents All Time

Issued Patents All Time

Showing 26–41 of 41 patents

Patent #TitleCo-InventorsDate
7460800 Image forming apparatus with adaptive pre-processing and post-processing based on usage history Toshiki Takiguchi, Tatsuya Inoue, Yoshiharu Yoneda, Kazuhiro Matsuyama 2008-12-02
7392362 System and method for volume management Kenji Baba 2008-06-24
7379694 Belt transfer apparatus and image forming device Toshiki Takiguchi, Yoko Sawa, Yoshiaki Masuda, Yoshie Iwakura, Hiroshi Ishii 2008-05-27
7302217 Image forming apparatus and transfer apparatus employing endless belt Toshiki Takiguchi, Yoshiaki Masuda, Fumio Shimazu, Hiroyuki Murai 2007-11-27
7233766 Screw conveyor and developer conveying mechanism Kazuhiro Matsuyama, Yoshiaki Masuda, Hiroshi Kida 2007-06-19
7162178 Transfer device and image forming apparatus Toshiki Takiguchi, Hiroshi Tachiki, Hiroyuki Murai, Yoshiaki Masuda, Fumio Shimazu +1 more 2007-01-09
6999698 Image device with control members for rollers Hiroshi Kida, Yoshiaki Masuda 2006-02-14
6795669 Image device with control members for rollers Tatsuya Inoue, Shinichi Takeda, Hiroshi Kida, Yoshiaki Masuda 2004-09-21
6678494 Image forming apparatus with transfer material guide Hiroshi Kida, Yoshiaki Masuda 2004-01-13
6014920 Paper-punching device for use in a image-forming apparatus Yasuji Yamauchi, Toshio Yamanaka, Masafumi Okumura, Masashi Hirai, Kyousuke Taka +2 more 2000-01-18
5952761 Inverter-driven motor Hiroshi Itoh 1999-09-14
5918094 Toner replenishing device, for use in an electrophotographic apparatus for developing toner, which stores toner and supplies the stored toner to a development device Junya Masuda, Toshio Yamanaka 1999-06-29
5839336 Paper-punching device for use in an image-forming apparatus Yasuji Yamauchi, Toshio Yamanaka, Masafumi Okumura, Masashi Hirai, Kyousuke Taka +2 more 1998-11-24
5655173 Image forming apparatus Masashi Hirai 1997-08-05
5651542 Paper feeder Masashi Hirai, Tatsuya Inoue, Masahiko Fujita 1997-07-29
5581342 Image forming apparatus with a removable waste toner collecting container 1996-12-03