Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4597853 | Pitch as a raw material for making carbon fibers and process for producing the same | Kunihiko Moriya, Kazuhito Tate, Kazuhiro Yanagida | 1986-07-01 |
| 4462893 | Process for producing pitch for using as raw material for carbon fibers | Kunihiko Moriya, Kazuhito Tate, Kazuhiro Yanagida | 1984-07-31 |
| 4462894 | Process for producing pitch for using as raw material for carbon fibers | Kunihiko Moriya, Kazuhito Tate, Kazuhiro Yanagida | 1984-07-31 |
| 4460454 | Process for producing pitch for using as raw material for carbon fibers | Hiroshi Iijima, Kunihiko Moriya, Kazuhito Tate, Kazuhiro Yanagida, Yoshikazu Nakamura +2 more | 1984-07-17 |
| 4460455 | Process for producing pitch for using as raw material for carbon fibers | Kunihiko Moriya, Kazuhito Tate, Kazuhiro Yanagida | 1984-07-17 |