EF

Etsuo Fujita

HI Hitachi: 1 patents #1,745 of 4,225Top 45%
Overall (2003): #228,937 of 273,478Top 85%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6562153 Strain-induced type martensitic steel having high hardness and having high fatigue strength Toshihiro Uehara, Yoshihiro Minagi 2003-05-13