Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12360298 | Diffraction grating, method for manufacturing diffraction grating, and photomask | Yoshisada Ebata | 2025-07-15 |
| 11391871 | Manufacturing method of concave diffraction grating, concave diffraction grating, and analyzer using the same | Yoshisada Ebata, Takanori Aono | 2022-07-19 |
| 11366255 | Concave diffraction grating, method for producing the same, and optical device | Takanori Aono, Yoshisada Ebata, Shigeru Matsui | 2022-06-21 |