Inventor

THORWALL GREGORY R

US3 patents

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

HOLLAND HITCH CO

2 patents

US5332250AJul 26, 1994

Pintle hook

HOLLAND HITCH CO48 citations90

US5257796ANov 2, 1993

Integrated cam lever/handle lock fifth wheel

HOLLAND HITCH CO25 citations90

SAF HOLLAND INC

1 patent

US8342557B2Jan 1, 2013

Fifth wheel slider assembly

SAF HOLLAND INC10 citations75