Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6639962 | Preventive maintenance method and apparatus of a structural member in a reactor pressure vessel | Kunio Enomoto, Katsuhiko Hirano, Ren Morinaka, Sadato Shimizu, Satoshi Kanno +2 more | 2003-10-28 |
| 6519991 | Water jet peening apparatus | Katsuhiko Hirano, Kunio Enomoto, Sadato Shimizu, Ren Morinaka, Tetsuya Ishikawa +2 more | 2003-02-18 |