HH

Hiroshi Hayafune

TC Tsubakimoto Chain: 2 patents #212 of 593Top 40%
📍 Iruma, JP: #156 of 400 inventorsTop 40%
Overall (All Time): #2,239,852 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6086497 Hydraulic tensioner having a plunger with a self-contained reservoir and high pressure chamber for buffering Shigekazu Fukuda, Kozo Inoue, Tadasu Suzuki 2000-07-11
5702318 Chain tensioning device Atsushi Kumakura 1997-12-30