P

Assignee

COLLINS RICHARD

US3 patents

Top patents by PatentIndex Score

US5078180AJan 7, 1992

Automatically operated gate valve for recreational vehicles

COLLINS RICHARD41 citations91
US10001884B2Jun 19, 2018

Voltage driven self-capacitance measurement

COLLINS RICHARD3 citations71
US8522908B1Sep 3, 2013

Photoelectric-activated switch for a motorized wheelchair

COLLINS RICHARD5 citations63