HK

Hidesumi Kuwashima

HI Hitachi: 4 patents #8,942 of 28,497Top 35%
HC Hitachi Engineering Co.: 1 patents #187 of 572Top 35%
HC Hitachi Service Engineering Co.: 1 patents #9 of 31Top 30%
Overall (All Time): #1,306,285 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4714401 Governing mode change-over apparatus Hiraku Ikeda 1987-12-22
4523286 Apparatus for making diagnosis of valve device in turbine system Tsuguaki Koga, Hidenori Inoue, Hidetoshi Hamaoka, Hiroshi Ohta 1985-06-11
4481776 Combined valve Tutomu Araki 1984-11-13
4316362 Method and apparatus for operating a cross-compound turbine generator plant Satoshi Ninomiya, Yasuhiro Yamachi, Katsukuni Hisano, Ryosuke Arie, Katsuto Kashiwahara 1982-02-23