P

Assignee

PERRY DONALD

US4 patents

Top patents by PatentIndex Score

US8640626B2Feb 4, 2014

Ramp system for bridging flexible cable to rigid rail

PERRY DONALD14 citations80
US8640627B1Feb 4, 2014

Traction channel equipped ramp system for bridging flexible cable to rigid rail

PERRY DONALD8 citations80
US10336346B2Jul 2, 2019

Cable trolley having evacuation aid

PERRY DONALD1 citations59
US9758178B2Sep 12, 2017

Cable trolley having a swivel assembly and coupling link for aerial safety harness

PERRY DONALD0 citations48