Inventor

WILHELM RALF

DE3 patents

⚠️ This page may combine multiple inventors who share the name “WILHELM RALF”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

THYSSENKRUPP BILSTEIN SUSPENSI

2 patents

US7255211B2Aug 14, 2007

Dashpot with amplitude-dependent shock absorption

THYSSENKRUPP BILSTEIN SUSPENSI24 citations88

US7441639B2Oct 28, 2008

Dashpot with amplitude-dependent shock absorption

THYSSENKRUPP BILSTEIN SUSPENSI13 citations79

ZAHNRADFABRIK FRIEDRICHSHAFEN

1 patent

US7228785B2Jun 12, 2007

Piston rod for a vibration damper with amplitude-dependent damping force

ZAHNRADFABRIK FRIEDRICHSHAFEN7 citations68