Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4980012 | Apparatus for preparation of a sheet-shaped photoconductor | Yoshihiko Hoshide, Masashi Okamoto | 1990-12-25 |
| 4768857 | Multifilament type plastic optical fiber | Kenichi Sakunaga, Hiromu Terada, Naoyuki Fukahori | 1988-09-06 |