Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9618694 | Optical waveguide and arrayed waveguide grating | Keiichi Morita, Kazumi Shimizu, Kouji Kawashima | 2017-04-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9618694 | Optical waveguide and arrayed waveguide grating | Keiichi Morita, Kazumi Shimizu, Kouji Kawashima | 2017-04-11 |