Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5438412 | Phase conjugate interferometer for testing paraboloidal mirror surfaces | — | 1995-08-01 |
| 4871255 | Optical nondestructive testing method of composite materials | — | 1989-10-03 |
| 4693604 | Interference method and interferometer for testing the surface precision of a parabolic mirror | — | 1987-09-15 |
| 4561333 | Diamond turning method for high-precision metal mirror | Tsuguo Kohno, Yoshitaro Yoshida, Yuichi Okazaki | 1985-12-31 |
| 4466693 | Holographic straightness meter | Kiyofumi Matsuda, Tsuguo Kohno | 1984-08-21 |