Issued Patents All Time
Showing 101–119 of 119 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4989659 | Pneumatic radial tire with a divided belt layer | Akira Tamura, Akihito Goto | 1991-02-05 |
| 4917981 | Photosensitive member for electrophotography | Masami Kuroda, Noboru Furusho | 1990-04-17 |
| 4861691 | Electrophotographic photosensitive material containing hydrazone compound | Masami Kuroda, Noboru Furusho | 1989-08-29 |
| 4861692 | Electrophotographic photosensitive material containing thiophene compound | Masami Kuroda, Noboru Furusho | 1989-08-29 |
| 4827193 | Correcting circuit of pincushion distortion | Kiyoshi Watanuki | 1989-05-02 |
| 4797348 | Method of forming a positive resist pattern in photoresist of o-naphthoquinone diazide and bisazide with UV imaging exposure and far UV overall exposure | Shirushi Yamamoto, Takashi Komine, Akira Yokota, Hisashi Nakane | 1989-01-10 |
| 4774912 | Composite cylinder head of internal-combustion engine | Hideaki Nakano, Tadahiro Ozu, Toshio Atsuta, Takeshi Yamada | 1988-10-04 |
| 4668298 | Coating composition for preventing high temperature oxidation for electrodes | Kazutomi Funahashi, Koichi Yoshii, Tatsumi Oshikiri, Hajime Kobayashi | 1987-05-26 |
| 4668244 | Method and apparatus for upgrading low rank coal | Akio Yamamoto, Goro Kurita, Jinichi Tomuro, Toshio Kuge | 1987-05-26 |
| 4559060 | Upgrading method of low-rank coal | Katsumi Muroi, Akio Yamamoto, Toshihiko Takahashi, Morihisa Maruko | 1985-12-17 |
| 4533602 | Modified polyolefin composition useful for bonding materials | Shumei Watarai, Shohta Matsuo | 1985-08-06 |
| 4523927 | Method of coal upgrading | Toshio Kuge, Hiroshi Yokoyama, Shunsuke Nogita, Katsumi Muroi | 1985-06-18 |
| 4511363 | Method of upgrading low-rank coal | Akio Yamamoto, Shunsuke Nogita, Toshio Kuge, Katsumi Muroi | 1985-04-16 |
| 4492638 | Method for agglomerating coal particles in pulp water | Kosai Hiratsuka, Morihisa Maruko, Yoshio Matsuura, Michio Kurihara | 1985-01-08 |
| 4461627 | Upgrading method of low-rank coal | Hiroshi Yokoyama, Toshio Kuge, Shunsuke Nogita | 1984-07-24 |
| 4417018 | Flame-retardant resin composition | Yoshinari Ogawa, Noriyuki Akagi, Kenji Ikeda | 1983-11-22 |
| 4297433 | Light sensitive compositions of polymethyl isopropenyl ketone | Minoru Tsuda | 1981-10-27 |
| 4276369 | Photo--imaging a polymethyl isopropenyl ketone (PMIPK) composition | Minoru Tsuda | 1981-06-30 |
| 4243740 | Light sensitive compositions of polymethyl isopropenyl ketone | Minoru Tsuda, Hideo Nagata, Hisashi Nakane | 1981-01-06 |