Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4795687 | Electrically conductive material and a process for the preparation of same and secondary battery using the electrically conductive material | Kazumi Hasegawa, Osamu Ando, Nobuhiro Furukawa, Koji Nishio | 1989-01-03 |