Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4863708 | Process for producing carbon fibers and the carbon fibers produced by the process | Yasuo Sakaguchi, Ken Kashiwadate | 1989-09-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4863708 | Process for producing carbon fibers and the carbon fibers produced by the process | Yasuo Sakaguchi, Ken Kashiwadate | 1989-09-05 |