Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5910456 | Prepregs and carbon fiber-reinforced composite materials | Yoji Matsuhisa, Masanobu Kobayashi, Akira Okuda | 1999-06-08 |
| 5691055 | Carbon fibers and process for preparing same | Masanobu Kobayashi, Motoi Itoh, Yoji Matsuhisa | 1997-11-25 |
| 5589055 | Method for preparing carbon fibers | Masanobu Kobayashi, Motoi Itoh, Yoji Matsuhisa | 1996-12-31 |
| 5587240 | Carbon fibers and process for preparing same | Masanobu Kobayashi, Motoi Itoh, Yoji Matsuhisa | 1996-12-24 |
| 5462799 | Carbon fibers and process for preparing same | Masanobu Kobayashi, Motoi Itoh, Yoji Matsuhisa | 1995-10-31 |
| 5372990 | Oxide superconductor | Hitoshi Nobumasa | 1994-12-13 |
| 4851304 | Electrode substrate for fuel cell and process for producing the same | Kishio Miwa, Hiroaki Fukui | 1989-07-25 |
| 4770929 | Light-weight composite material | Hitoshi Nobumasa | 1988-09-13 |