Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5663818 | Optical concentrator and optical communication network using the same | Noboru Yamamoto, Toru Nakata | 1997-09-02 |
KH
Kazuhiko Hojyo
Overall (All Time): #3,723,833 of 4,157,543Top 90%
1
Patents All Time