Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9703092 | Optical filter including a substrate having a groove with a pair of curved surfaces and analytical instrument | Seiji Yamazaki | 2017-07-11 |
| 9651770 | Interference filter, optical filter device, optical module, and electronic apparatus | Akira Sano | 2017-05-16 |