Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5922300 | Process for producing silicon carbide fibers | Hitoshi Kato, Kaoru Okada, Ryoji Kubo | 1999-07-13 |
| 5676918 | Method of producing silicon carbide fibers | Kaoru Okada | 1997-10-14 |
| 5618510 | Process for producing silicon carbide material | Kaoru Okada, Hitoshi Kato | 1997-04-08 |
| 5158646 | Process for modifying hydrophilic fibers with substantially water-insoluble inorganic substance | — | 1992-10-27 |
| 5122230 | Process for modifying hydrophilic fibers with substantially water-insoluble inorganic substance | — | 1992-06-16 |