Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6425276 | Water jet peening apparatus | Katsuhiko Hirano, Eisaku Hayashi, Sadato Shimizu, Ren Morinaka, Tetsuya Ishikawa +2 more | 2002-07-30 |
| 6345083 | Preventive maintenance method and apparatus of a structural member in a reactor pressure vessel | Katsuhiko Hirano, Eisaku Hayashi, Ren Morinaka, Sadato Shimizu, Satoshi Kanno +2 more | 2002-02-05 |
| 6341151 | Preventive maintenance method and apparatus of a structural member in a reactor pressure vessel | Katsuhiko Hirano, Eisaku Hayashi, Ren Morinaka, Sadato Shimizu, Satoshi Kanno +2 more | 2002-01-22 |