Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10558149 | Roller for electrphotography and production method thereof, and electrophotographic image forming apparatus | Hirobumi Takahashi, Yoshimasa Sawada | 2020-02-11 |
| 9983516 | Roller for electrophotography and production method thereof, and electrophotographic image forming apparatus | Hirobumi Takahashi, Yoshimasa Sawada | 2018-05-29 |
| 8160486 | Blade for electrophotographic apparatus, and method of producing the same | Toshiro Uchida, Taku Hatanaka | 2012-04-17 |
| 8135328 | Cleaning blade | Kenichi Mochizuki, Taku Hatanaka | 2012-03-13 |
| 7778585 | Electrophotographic cleaning blade, process for producing electrophotographic cleaning blade, and electrophotographic apparatus | Toshiro Uchida, Taku Hatanaka | 2010-08-17 |
| 6703472 | Cleaning blade and electrophotographic apparatus using the same | Toshinari Miura, Takako Okabe, Taku Hatanaka, Naohiko Nakano | 2004-03-09 |
| 6423243 | Manganese-zinc base ferrite | — | 2002-07-23 |
| 6352650 | Manganese-zinc ferrite and making method | — | 2002-03-05 |
| 6217789 | Mn-Zn system ferrite | Masahiko Watanabe | 2001-04-17 |
| 5846448 | Ferrite and ferrite core for power supply | Katsushi Yasuhara, Takashi Ito, Osamu Takeda | 1998-12-08 |
| 5779930 | Ferrite core for line filters | — | 1998-07-14 |
| 5498361 | Manganese-zinc system ferrite | Atsuhito Matsukawa | 1996-03-12 |
| 5322402 | Fastener having axial slits and axially displaced engagement claws | — | 1994-06-21 |
| 5063622 | Water supply control system | Osamu Tsutsui, Takao Yoshida | 1991-11-12 |
| 5029931 | Windshield molding installation arrangement | Kazuhiro Asaba, Yuji Nagahashi | 1991-07-09 |
| 4796797 | Method for making thin-walled metal pipes | Takefumi Nakako, Akinobu Takezoe | 1989-01-10 |
| 4319946 | Apparatus for classifying and reorganizing a processed long length of film into lengths of film having same frame size | — | 1982-03-16 |