YH

Yasushi Hayasaka

HI Hitchi: 1 patents #1 of 4Top 25%
Overall (2003): #89,447 of 273,478Top 35%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6636813 Service life management system for high-temperature part of gas turbine Nobuhiro Isobe, Shigeo Sakurai, Kunihiro Ichikawa 2003-10-21