Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4429397 | Buried heterostructure laser diode | Mitsunori Sugimoto | 1984-01-31 |
| 4243398 | Method of producing dielectric diffraction gratings or dielectric multilayer interference filters | Hiroshi Honmo, Shigeo Matsushita | 1981-01-06 |