Inventor
RIEGER HANSJOERG
DE6 patents
⚠️ This page may combine multiple inventors who share the name “RIEGER HANSJOERG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RUD KETTEN RIEGER & DIETZ
4 patentsUS4889172ADec 26, 1989
Anti-skid device for vehicle wheels
RUD KETTEN RIEGER & DIETZ8 citations69
US4416318ANov 22, 1983
Anti-skid chain and making thereof
RUD KETTEN RIEGER & DIETZ13 citations69
US4390053AJun 28, 1983
Anti-slip chain for vehicle tires
RUD KETTEN RIEGER & DIETZ9 citations69
US4321955AMar 30, 1982
Tire protector device
RUD KETTEN RIEGER & DIETZ4 citations58