Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6463195 | Method of manufacturing polarization-maintaining optical fiber coupler | Ryozo Yamauchi, Hiroshi Hidaka, Kenji Nishide, Shigefumi Yamasaki, Ryokichi Matsumoto +1 more | 2002-10-08 |