Inventor

MARSHALL STEPHEN R

US3 patents

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

HAINES STEPHEN W

1 patent

US4418944ADec 6, 1983

Fluid coupling

HAINES STEPHEN W30 citations84

(unassigned)

1 patent

US5590618AJan 7, 1997

Rotatable tubular metal liftarm

16 citations66

Forespar Products Corp

1 patent

USD420469SFeb 8, 2000

Rescue lift

Forespar Products Corp3 citations51