YF

Yutaka Fujitsugu

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
HC Hitachi Automotive Engineering Co.: 1 patents #156 of 314Top 50%
📍 Hitachinaka, JP: #1,699 of 2,447 inventorsTop 70%
Overall (All Time): #3,975,474 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4669504 Closed loop type proportional electromagnetic valve for hydraulic control Tomoo Ito, Tadao Uchida 1987-06-02