Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7330620 | Low loss funnel-type PLC optical splitter with input cladding mode absorption structure and/or output segmented taper structure | Kenzo Ishida, Takaharu Fujiyama | 2008-02-12 |