Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10054738 | Optical waveguide and arrayed waveguide grating | Kazumi Shimizu, Kouji Kawashima, Tomoharu Niitsu | 2018-08-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10054738 | Optical waveguide and arrayed waveguide grating | Kazumi Shimizu, Kouji Kawashima, Tomoharu Niitsu | 2018-08-21 |