Issued Patents All Time
Showing 76–99 of 99 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5114245 | Dynamic pressure bearing device | Takeyuki Yoshiba, Takanobu Sato, Ikunori Kawakami, Koichi Kawakami | 1992-05-19 |
| 5084369 | Toner containing a dimer of diarylguanidine type compound for developing electrostatic image | Kazuyoshi Hagiwara | 1992-01-28 |
| 5071727 | Positively chargeable electrostatic toner containing organic metal complex or organic nitrogen, phosphino or metal compound | Takeshi Ikeda, Eiichi Imai, Hiroshi Fukumoto, Koshi Suematsu, Motoo Urawa +1 more | 1991-12-10 |
| 4934836 | Dynamic pressure type fluid bearing device | Ikunori Sakatani, Takeyuki Yoshiba, Takanobu Sato, Kiyoshi Haginuma, Toshimi Takajou +1 more | 1990-06-19 |
| 4902929 | Electroluminescent device containing electroluminescent particles each covered with moisture proof film | Masahiro Toyoda | 1990-02-20 |
| 4886725 | Toner composition containing organotin oxide | Hiroshi Fukumoto | 1989-12-12 |
| 4856918 | Bearing device | Gentei Inoue, Ikunori Sakatani | 1989-08-15 |
| 4839255 | Process for producing toner for developing electrostatic images | Yoshihiko Hyosu, Norio Hikake | 1989-06-13 |
| 4805972 | Dynamic pressure gas bearing device | Takanobu Sato, Ikunori Sakatani | 1989-02-21 |
| 4798476 | Dynamic pressure type fluid bearing | Ikunori Sakatani, Masaru Tamaki | 1989-01-17 |
| 4737684 | Thin film EL element having a crystal-orientable ZnO sublayer for a light-emitting layer | Hiroyuki Seto | 1988-04-12 |
| 4737432 | Positively chargeable toner and developer for developing electrostatic images contains di-organo tin borate charge controller | Hirohide Tanikawa, Naoto Kitamori, Tsutomu Kukimoto, Masaki Uchiyama, Yasuo Mitsuhashi | 1988-04-12 |
| 4719331 | Ceramic glow plug having a tungsten-rhenium alloy heating wire | Masatoshi Ito | 1988-01-12 |
| 4710443 | Toner, charge-imparting material and composition containing triazine type compound | Hiroshi Fukumoto | 1987-12-01 |
| 4701651 | Motor unit | — | 1987-10-20 |
| 4691104 | One-dimensional pyroelectric sensor array | Michihiro Murata, Hiroyuki Seto | 1987-09-01 |
| 4673631 | Toner, charge-imparting material and composition containing metal complex | Hiroshi Fukumoto, Yoji Kawagishi | 1987-06-16 |
| 4663263 | Toner, charge-imparting material and composition containing substituted guanidine compound for electrophotography | Takeshi Ikeda, Eiichi Imai, Hiroshi Fukumoto, Koshi Suematsu, Motoo Urawa +1 more | 1987-05-05 |
| 4657838 | Toner, charge-imparting material and composition containing organotin alkoxide | Hiroshi Fukumoto, Eiichi Imai | 1987-04-14 |
| 4547081 | Dynamic pressure type fluid bearing | Ikunori Sakatani | 1985-10-15 |
| 4328296 | Solid electrolyte for use in oxygen concentration sensor | Toshitaka Saito, Masatoshi Suzuki, Masami Ouki | 1982-05-04 |
| 4328295 | Solid electrolyte for use in oxygen concentration sensor | Toshitaka Saito, Masatoshi Suzuki, Masami Ouki | 1982-05-04 |
| 4328294 | Solid electrolyte for use in oxygen concentration sensor | Toshitaka Saito, Masatoshi Suzuki, Masami Ouki | 1982-05-04 |
| 4219359 | Sintered body of zirconia for oxygen concentration sensor | Naoto Miwa, Masami Ouki, Masatosi Suzuki | 1980-08-26 |