Issued Patents All Time
Showing 151–172 of 172 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5100937 | Thermoplastic resin compositions | Junichi Kubo, Atsuo Tokutake, Toshitsune Yoshikawa | 1992-03-31 |
| 5087109 | Method for coupling semiconductor laser with optical fiber | Satoshi Ishizuka, Kazuro Toda | 1992-02-11 |
| 5061413 | Process for producing pitch-based carbon fibers | Seiichi Uemura, Hiroaki Takashima | 1991-10-29 |
| 5013906 | Fish sex discrimination equipment and method | Tatsuo Miyakawa, Yusuke Koike, Keisuke Matsunami, Naoyuki Sekiya | 1991-05-07 |
| D290117 | Telephone | Kazutoshi Nogami | 1987-06-02 |
| 4620919 | Pitch for the production of carbon fibers | Seiichi Uemura, Hiroaki Takashima, Hazime Nakazima | 1986-11-04 |
| 4579645 | Starting pitch for carbon fibers | Seiichi Uemura, Hiroaki Takashima, Michiharu Harakawa | 1986-04-01 |
| 4575411 | Process for preparing precursor pitch for carbon fibers | Seiichi Uemura, Shunichi Yamamoto, Takao Hirose, Hiroaki Takashima | 1986-03-11 |
| 4521294 | Starting pitches for carbon fibers | Seiichi Uemura, Shunichi Yamamoto, Takao Hirose, Hiroaki Takashima | 1985-06-04 |
| 4490239 | Pitch for carbon fibers | Seiichi Uemura, Shunichi Yamamoto, Takao Hirose, Hiroaki Takashima | 1984-12-25 |
| 4474617 | Pitch for carbon fibers | Seiichi Uemura, Shunichi Yamamoto, Takao Hirose, Hiroaki Takashima | 1984-10-02 |
| 4470960 | Process for the production of pitch-derived carbon fibers | Seiichi Uemura, Shunichi Yamamoto, Takao Hirose, Hiroaki Takashima | 1984-09-11 |
| 4469667 | Process for production of pitch-derived carbon fibers | Seiichi Uemura, Shunichi Yamamoto, Takao Hirose, Hiroaki Takashima | 1984-09-04 |
| 4460557 | Starting pitches for carbon fibers | Hiroaki Takashima, Seiichi Uemura, Shunichi Yamamoto, Takao Hirose | 1984-07-17 |
| 4440624 | Starting pitches for carbon fibers | Seiichi Uemura, Shunichi Yamamoto, Takao Hirose, Hiroaki Takashima | 1984-04-03 |
| 4391788 | Starting pitches for carbon fibers | Seiichi Uemura, Shunichi Yamamoto, Takao Hirose, Hiroaki Takashima | 1983-07-05 |
| 4292049 | Ceramic materials for high-speed cutting | Hiroshi Tanaka | 1981-09-29 |
| 4273480 | Throwaway tip | Makoto Shirai, Michinobu Ito | 1981-06-16 |
| 4231857 | Process for preparing petroleum-derived binder pitch | Seiichi Uemura, Syunichi Yamamoto, Takao Hirose, Hiroaki Takashima | 1980-11-04 |
| 4229221 | Method for producing refractories | Seiichi Uemura, Syunichi Yamamoto, Takao Hirose, Hiroaki Takashima, Minoru Nagai | 1980-10-21 |
| 4220474 | Amorphous refractory compositions | Seiichi Uemura, Syunichi Yamamoto, Takao Hirose, Hiroaki Takashima, Minoru Nagai | 1980-09-02 |
| 4211973 | Apparatus for detecting faults to be occurred or initially existing in a running electric rotary machine | Tetsuya Sato, Hisashi Saito | 1980-07-08 |