Issued Patents All Time
Showing 101–105 of 105 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4795724 | Silicon nitride sintered bodies and process for manufacturing the same | Takao Soma | 1989-01-03 |
| 4747984 | Production of silicon nitride sintered body | Takao Soma | 1988-05-31 |
| 4584151 | Method of producing a polycrystalline transparent spinel sintered body | Minoru Matsui | 1986-04-22 |
| 4543346 | Polycrystalline transparent spinel sintered body and method of producing the same | Minoru Matsui | 1985-09-24 |
| 4542112 | Method for producing spinel fine powders | Minoru Matsui | 1985-09-17 |