Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5356574 | Process for producing pitch based activated carbon fibers and carbon fibers | Toshio Tamaki, Hideyuki Nakajima, Hiroshi Ejiri | 1994-10-18 |
| 5336557 | Carbon fiber felting material and process for producing the same | Akio Takamatsu | 1994-08-09 |
| 5283113 | Process for producing carbon fiber felt | Mikio Watanabe, Kazuo Jonouchi | 1994-02-01 |