Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5805972 | Method and apparatus for separating isotopes | Yoshio Murakami, Seiji Hiroki, Kenji Katsuki | 1998-09-08 |
| 5653854 | Method and apparatus for separating isotopes | Yoshio Murakami, Seiji Hiroki, Kenji Katsuki | 1997-08-05 |
| 5020886 | Fresnel lens type complex reflection system having a lens function | Tatsuoki Takeda | 1991-06-04 |