Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4953934 | Waveguide type light merging and branching device | Katsuyuki Imoto, Hirohisa Sano, Masaru Miyazaki, Hisato Uetsuka | 1990-09-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4953934 | Waveguide type light merging and branching device | Katsuyuki Imoto, Hirohisa Sano, Masaru Miyazaki, Hisato Uetsuka | 1990-09-04 |