Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6771426 | Input-output optical system of spatially optical coupled type, and optical switch | Tsuyoshi Yamamoto, Tamotsu Akashi | 2004-08-03 |
ST
Shinichi Takeuchi
Overall (2004): #114,948 of 270,089Top 45%
1
Patents 2004