Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5663818 | Optical concentrator and optical communication network using the same | Noboru Yamamoto, Kazuhiko Hojyo | 1997-09-02 |
TN
Toru Nakata
Overall (1997): #65,392 of 185,788Top 40%
1
Patents 1997