RM

Ren Morinaka

HI Hitachi: 3 patents #420 of 3,950Top 15%
HC Hitachi Engineering Co.: 3 patents #1 of 53Top 2%
HC Hitachi Ibaraki Business Engineering Co.: 3 patents #1 of 9Top 15%
Overall (2002): #22,429 of 266,432Top 9%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6425276 Water jet peening apparatus Katsuhiko Hirano, Kunio Enomoto, Eisaku Hayashi, Sadato Shimizu, 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, Sadato Shimizu, 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, Sadato Shimizu, Satoshi Kanno +2 more 2002-01-22