YH

Yoshiharu Hayashi

HI Hitachi: 3 patents #256 of 3,189Top 9%
Overall (2005): #14,436 of 245,428Top 6%
3
Patents 2005

Issued Patents 2005

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6907381 System for aiding the preparation of operation and maintenance plans for a power-generation installation Hidekazu Fujimura, Masao Furukawa, Katsuhito Shimizu, Yasushi Hayasaka 2005-06-14
6895289 Document management system and method Katsuhito Shimizu, Tooru Kimura, Yoshio Maruyama, Yukiko Mouri, Satoru Shimizu +3 more 2005-05-17
6853930 System for aiding the preparation of operation and maintenance plans for a power generation installation Hidekazu Fujimura, Masao Furukawa, Katsuhito Shimizu, Yasushi Hayasaka 2005-02-08