Issued Patents All Time
Showing 1–9 of 9 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, Eisaku Hayashi, Ren Morinaka, Satoshi Kanno +2 more | 2003-10-28 |
| 6519991 | Water jet peening apparatus | Katsuhiko Hirano, Kunio Enomoto, Eisaku Hayashi, Ren Morinaka, Tetsuya Ishikawa +2 more | 2003-02-18 |
| 6425276 | Water jet peening apparatus | Katsuhiko Hirano, Kunio Enomoto, Eisaku Hayashi, Ren Morinaka, Tetsuya Ishikawa +2 more | 2002-07-30 |
| 6345083 | Preventive maintenance method and apparatus of a structural member in a reactor pressure vessel | Kunio Enomoto, Katsuhiko Hirano, Eisaku Hayashi, Ren Morinaka, Satoshi Kanno +2 more | 2002-02-05 |
| 6341151 | Preventive maintenance method and apparatus of a structural member in a reactor pressure vessel | Kunio Enomoto, Katsuhiko Hirano, Eisaku Hayashi, Ren Morinaka, Satoshi Kanno +2 more | 2002-01-22 |
| 6240155 | Preventive maintenance apparatus for structural members in a nuclear pressure vessel | Koichi Kurosawa, Eisaku Hayashi, Minoru Ootaka, Fujio Yoshikubo, Ren Morinaka +4 more | 2001-05-29 |
| 6058153 | Preventive maintenance apparatus for structural members in a nuclear pressure vessel | Koichi Kurosawa, Eisaku Hayashi, Minoru Ootaka, Fujio Yoshikubo, Ren Morinaka +4 more | 2000-05-02 |
| 5897062 | Fluid jet nozzle and stress improving treatment method using the nozzle | Kunio Enomoto, Katsuhiko Hirano, Masahiro Otaka, Kazuo Amano, Eisaku Hayashi +2 more | 1999-04-27 |
| 5537037 | Apparatus with cancel coil assembly for cancelling a field parallel to an axial direction to the plural coils and to a squid pick up coil | Masahiro Otaka, Kazuo Takaku, Shinji Sakata | 1996-07-16 |