YH

Yasuo Hishinuma

YC Yuken Kogyo Co.: 1 patents #9 of 28Top 35%
Overall (All Time): #3,918,686 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4796661 Proportional electro-hydraulic pressure control valve Hiroshi Ito 1989-01-10