Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8627531 | Vacuum cleaner and device having ion generator | Kohji Ninomiya, Mikio Yagi, Shigenori Hato, Hiroshi Yoshimura, Yoshihiro Shimizu +4 more | 2014-01-14 |
| 8307938 | Electric power steering apparatus | Shinichi Tokura, Tatsuru Niihara | 2012-11-13 |
| 7591043 | Vacuum cleaner and device having ion generator | Kohji Ninomiya, Mikio Yagi, Shigenori Hato, Hiroshi Yoshimura, Yoshihiro Shimizu +4 more | 2009-09-22 |
| 7412194 | Developing apparatus | Akinobu Okuda, Akinori Toyoda, Masao Ootsuka, Hideki YASUDA, Naoki Takahashi | 2008-08-12 |
| 7391998 | Developing apparatus | Masakazu Aoki, Akinobu Okuda, Hironobu Kinoshita, Hideki YASUDA | 2008-06-24 |
| 7313351 | One-component type developing apparatus | Akinori Toyoda, Akinobu Okuda, Masao Ootsuka, Asao Toda, Hideki YASUDA | 2007-12-25 |
| 7269381 | Developing apparatus | Akinobu Okuda, Akinori Toyoda, Masao Ootsuka, Hideki YASUDA, Naoki Takahashi | 2007-09-11 |
| 6625845 | Cyclonic vacuum cleaner | Yukimichi Matsumoto, Hiroshi Ota, Yuji Onishi, Kenji Kimura, Takayuki Tujii +2 more | 2003-09-30 |
| 6567625 | Image forming apparatus and process cartridge with delayed rotation of photosensitive member | Hideki Tatematsu | 2003-05-20 |
| 6553613 | Electric vacuum cleaner | Yuji Onishi, Kiyomu Nagai, Teruhisa Inoue, Nobuharu Hikida | 2003-04-29 |
| 6148167 | Developing apparatus with a developing regulating member | Hiroshi Komakine, Keizou Takeuchi, Shigemitsu Tani, Takumi Kitano, Hiroyuki Suzuki | 2000-11-14 |
| 6049688 | Toner layer forming device for non-magnetic toner | Akinori Toyoda, Hiroshi Komakine | 2000-04-11 |
| 5648839 | Image forming apparatus | Toshiharu Koshino, Hiroshi Komakine, Kenji Asakura, Katsutoshi Ogawa | 1997-07-15 |
| 5640648 | Electrophotographic apparatus having sealing member | Hiroshi Komakine, Katsutoshi Ogawa, Kenji Asakura, Toshiharu Koshino | 1997-06-17 |
| 5550619 | Electrophotographic apparatus of improved low image density | Hiroshi Komakine, Hiroshi Terada, Hajime Yamamoto, Masahiro Aizawa | 1996-08-27 |
| 5539502 | Multi-chamber electro-photographic developing unit for image forming apparatus | Toshiharu Koshino, Masahiko Nakamura, Toichi Matsumura, Hiroshi Komata, Kenji Asakura +2 more | 1996-07-23 |
| 4689285 | Method for developing electrostatic image using magnetic brush and one component magnetic toner | Yasuhito Yuasa, Koreaki Nakata, Akihiro Okuma | 1987-08-25 |
| 4425452 | Coating color for paper and method for preparation of the same | Kojiro Nakata, Yasunobu Endo, Akitomo Terada, Michio Kobori | 1984-01-10 |