Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6501891 | Optical wave-guide, light-beam spot converter and optical transmission module | Kazumi Kawamoto | 2002-12-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6501891 | Optical wave-guide, light-beam spot converter and optical transmission module | Kazumi Kawamoto | 2002-12-31 |