NK

Norio Kawashima

HI Hitachi: 2 patents #899 of 4,225Top 25%
HC Hitachi Engineering Co.: 2 patents #1 of 51Top 2%
Overall (2003): #49,746 of 273,478Top 20%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6654438 Control rod for boiling water reactor, unit for control rod and production method of control rod Yasuyuki Gotoh, Akira Koizumi, Yoshiharu Kikuchi 2003-11-25
6574295 Boiling water type nuclear reactor use control rod Michio Nakayama, Shinobu Okido 2003-06-03