Inventor

HOLZWARTH DIETMAR H

4 patents

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

HOLZWARTH DIETMAR H

2 patents

US4271887AJun 9, 1981

Tire chain

HOLZWARTH DIETMAR H5 citations56

US4303116ADec 1, 1981

Tire chain

HOLZWARTH DIETMAR H6 citations55

RUD KETTEN RIEGER & DIETZ

1 patent

US4416318ANov 22, 1983

Anti-skid chain and making thereof

RUD KETTEN RIEGER & DIETZ13 citations69

RIEGER HANSJOERG

1 patent

US3983917AOct 5, 1976

Anti-skid and/or tire-protection chain

RIEGER HANSJOERG2 citations55