HR

Hideo Ryuu

UL Usui Kokusai Sangyo Kaisha Limited: 3 patents #45 of 145Top 35%
📍 Nakano, JP: #73 of 187 inventorsTop 40%
Overall (All Time): #1,632,693 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5890749 Connector for connecting pipe arrangements having small diameter Kazumi Fukaya 1999-04-06
5881857 Hydraulic fan coupling apparatus 1999-03-16
5794749 Temperature-responsive fluid-type fan coupling apparatus 1998-08-18