Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4818640 | Carbonaceous composite product produced by joining carbonaceous materials together by tetrafluoroethylene resin, and process for producing the same | Hiroyuki Fukuda, Masatomo Shigeta, Hisatsugu Kaji, Kuniyuki Saitoh, Masayuki Funabashi | 1989-04-04 |