Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6846174 | Optical disk stamper | — | 2005-01-25 |
| 4483818 | Fuel assembly | Junichi Yamashita, Michiro Yokomi | 1984-11-20 |
| 4280874 | Nuclear reactor core structure with zones of varying enrichment | Junichi Yamashita, Jun Takamatsu | 1981-07-28 |