Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7113319 | Photonic crystal and optical waveguide elements | Yuzaburo Segawa, Hiroshi Miyazaki | 2006-09-26 |
| 6941055 | Photonic crystal and optical waveguide elements | Yuzaburo Segawa, Hiroshi Miyazaki | 2005-09-06 |
| 4411140 | Absorption type cooling and heating system | Naoto Katsumata, Shigeru Kimura | 1983-10-25 |