YH

Yasushi Harada

HI Hitachi: 1 patents #1,745 of 4,225Top 45%
Overall (2003): #89,468 of 273,478Top 35%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6665590 Operation support system Yasushi Tomita, Shigeru Sugiyama 2003-12-16