Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4869886 | Processes for producing a high density silicon carbide sinter | Jiro Kondo | 1989-09-26 |
| 4847060 | Process for producing a boron-containing silicon carbide powder | Jiro Kondo | 1989-07-11 |
| 4832929 | Process for producing a silicon carbide powder | Jiro Kondo | 1989-05-23 |
| 4812166 | Process for producing ultrafine particles of metals, metal compounds and ceramics and apparatus used therefor | Jiro Kondo, Koichi Takeda, Mutsuo Maki, Tutomu Ooki | 1989-03-14 |