Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4923692 | Process for producing pitch-type carbon fibers | Akira Nakagoshi, Hiroshi Tahara, Hiroyuki Sekiguchi, Hidemi Murata | 1990-05-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4923692 | Process for producing pitch-type carbon fibers | Akira Nakagoshi, Hiroshi Tahara, Hiroyuki Sekiguchi, Hidemi Murata | 1990-05-08 |