Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5949934 | Optical waveguide grating and production method therefor | Kensuke Shima, Michihiro Nakai, Hiroshi Hidaka, Kuniharu Himeno, Satoshi Okude +4 more | 1999-09-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5949934 | Optical waveguide grating and production method therefor | Kensuke Shima, Michihiro Nakai, Hiroshi Hidaka, Kuniharu Himeno, Satoshi Okude +4 more | 1999-09-07 |