Issued Patents All Time
Showing 25 most recent of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10017979 | Window regulator and method of producing window regulator | Kohei Waki, Kimihiro Kinoshita | 2018-07-10 |
| 7169526 | Toner for the development of electrostatic image and the production process thereof | Tomoko Ishikawa, Yuqing Xu, Katsuo Koizumi, Noriaki Takahashi | 2007-01-30 |
| 7074357 | Gasket | Kazuhisa Senda | 2006-07-11 |
| 6814359 | Gasket | Kazuhisa Senda | 2004-11-09 |
| 6656653 | Toner for the development of electrostatic image and method for producing the same | Kazuo Mitsuhashi, Noriaki Takahashi, Tomoko Ishikawa, Yuqing Xu | 2003-12-02 |
| 6649097 | Method of making a gasket for layer-built fuel cells | Yasunori Sasaki, Kazuhisa Senda, Osamu Nagai, Shigeo Wakamatsu, Tasashi Fujimoto | 2003-11-18 |
| 6337120 | Gasket for layer-built fuel cells and method for making the same | Yasunori Sasaki, Kazuhisa Senda, Osamu Nagai, Shigeo Wakamatsu, Tadashi Fujimoto | 2002-01-08 |
| 6190819 | Electrostatic image-developing toner | Noriaki Takahashi | 2001-02-20 |
| 5721084 | Charge controlling agent for electrostatic image development, and toner and charge-imparting material employing it | Hitoshi Ono, Noriaki Takahashi, Masako Takeuchi | 1998-02-24 |
| 5629124 | Charge controlling agent for electrostatic image development, and toner and charge-imparting material employing it | Hitoshi Ono, Noriaki Takahashi, Masako Takeuchi | 1997-05-13 |
| 5545502 | Electrostatic image-developing toner | Hitoshi Ono, Noriaki Takahashi, Masako Takeuchi, Hirofumi Oda | 1996-08-13 |
| 5422483 | Near infrared analyzer | Atsuhiro Iida, Kan Nakamura, Yasuo Tsukuda | 1995-06-06 |
| 5385799 | Toner for development of electrostatic image | Hitoshi Ono, Masako Takeuchi | 1995-01-31 |
| 5311292 | Transmissivity measuring apparatus for a color separation prism | Tatsumi Sato | 1994-05-10 |
| 5307155 | Sample chamber for a spectro photometer | Katsumi Harada | 1994-04-26 |
| 5290649 | Electrophotographic photoreceptor comprising a photosensitive layer containing a naphthylhydrazone compound | Tetsumi Suzuki, Hitoshi Ono | 1994-03-01 |
| 5223913 | Spectrophotometer | Toshiaki Fukuma | 1993-06-29 |
| 5200288 | Electrostatic developing toner with hydroxyaromatic carboxylic acid additive | Masako Takeuchi, Hitoshi Ono, Toshiyuki Sueyoshi, Shigenori Hayakawa | 1993-04-06 |
| 5166030 | Electrostatic image-developing toner containing a quaternary ammonium charge controlling agent | Hitoshi Ono, Masako Takeuchi | 1992-11-24 |
| 5162868 | Spectrophotometer | — | 1992-11-10 |
| D329614 | Spectrophotometer | Susumu Ogiwara | 1992-09-22 |
| 5059025 | Spectrophotometer | — | 1991-10-22 |
| 5019949 | Solid electrolytic capacitor | Hironosuke Ikeda, Nobuhiro Furukawa, Koji Nishio, Masahisa Fujimoto, Hitoshi Ono | 1991-05-28 |
| 4987045 | Photosensitive member for electrophotography | Tetsumi Suzuki, Tetsuo Murayama, Hitoshi Ono | 1991-01-22 |
| 4795687 | Electrically conductive material and a process for the preparation of same and secondary battery using the electrically conductive material | Tetsumi Suzuki, Kazumi Hasegawa, Nobuhiro Furukawa, Koji Nishio | 1989-01-03 |