Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870035 | Process for manufacturing organic silazane polymers and process for manufacturing ceramics from the polymers | Minoru Takamizawa, Mitsuo Umemura, Masato Kanari, Akira Hayashida | 1989-09-26 |
| 4847345 | Process for manufacturing organic silazane polymers and ceramics therefrom | Minoru Takamizawa, Akira Hayashida, Tsutomu Takeno | 1989-07-11 |
| 4771118 | Process for manufacturing organic silazane polymers and process for manufacturing ceramics from the polymers | Minoru Takamizawa, Mitsuo Umemura, Masato Kanari, Akira Hayashida | 1988-09-13 |
| 4657991 | Precursor composition of silicon carbide | Minoru Takamizawa, Taishi Kobayashi, Toshinobu Ishihara, Akira Hayashida | 1987-04-14 |
| 4604367 | Method for the preparation of an inorganic fiber containing silicon, carbon, boron and nitrogen | Minoru Takamizawa, Taishi Kobayashi, Akira Hayashida | 1986-08-05 |
| 4550151 | Organoborosilicon polymer and a method for the preparation thereof | Minoru Takamizawa, Taishi Kobayashi, Akira Hayashida | 1985-10-29 |