YH

Yasushi Hayasaka

HI Hitachi: 4 patents #146 of 3,189Top 5%
Overall (2005): #8,456 of 245,428Top 4%
4
Patents 2005

Issued Patents 2005

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6907381 System for aiding the preparation of operation and maintenance plans for a power-generation installation Yoshiharu Hayashi, Hidekazu Fujimura, Masao Furukawa, Katsuhito Shimizu 2005-06-14
6895289 Document management system and method Katsuhito Shimizu, Tooru Kimura, Yoshio Maruyama, Yukiko Mouri, Satoru Shimizu +3 more 2005-05-17
6874324 Gas turbine and gas turbine power generator Masaru Sekihara, Saburo Usami, Satoschi Dodo 2005-04-05
6853930 System for aiding the preparation of operation and maintenance plans for a power generation installation Yoshiharu Hayashi, Hidekazu Fujimura, Masao Furukawa, Katsuhito Shimizu 2005-02-08