Issued Patents All Time
Showing 51–64 of 64 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4833871 | Apparatus for inserting optical fibers into a spacer having spiral grooves | Satoshi Ogawa, Masanori Fujikawa | 1989-05-30 |
| 4800137 | Composite layer aluminum nitride base sintered body | Akiyasu Okuno, Kazuhiko Ikoma | 1989-01-24 |
| 4760312 | Dense silicon carbide microwave absorber for electron linear accelerator | Akiyasu Okuno | 1988-07-26 |
| 4748138 | Highly toughened, sintered mass of zirconia | Satoshi Iio, Yasushi Matsuo | 1988-05-31 |
| 4701426 | Silicon carbide-graphite composite material | Akiyasu Okuno | 1987-10-20 |
| 4695517 | Composite layer aluminum nitride base sintered body | Akiyasu Okuno, Kazuhiko Ikoma | 1987-09-22 |
| 4690909 | Silicon carbide-graphite composite material and process for producing same | Akiyasu Okuno | 1987-09-01 |
| 4668452 | Process for producing silicon carbide heating elements | Akiyasu Okuno, Shunkichi Nozaki, Yasushi Matsuo, Isamu Fukuura | 1987-05-26 |
| 4638268 | Microwave absorber comprised of a dense silicon carbide body which is water cooled | Akiyasu Okuno | 1987-01-20 |
| 4626392 | Process for producing ceramic body for surgical implantation | Kazuo Kondo, Masahiko Okuyama, Satoshi Iio | 1986-12-02 |
| 4626517 | High toughness sintered bodies | Satoshi Iio, Yasushi Matsuo | 1986-12-02 |
| 4626518 | Method for manufacturing high toughness sintered bodies | Satoshi Iio, Yasushi Matsuo | 1986-12-02 |
| 4375517 | Sintered cubic boron nitride and process for producing the same | Akiyasu Okuno, Isamu Fukuura, Yasushi Matsuo | 1983-03-01 |
| 4336216 | Process for producing silicon carbide heating elements | Akiyasu Okuno, Yasushi Matsuo | 1982-06-22 |