P

Inventor

BROWN RICHARD D

US10 patents
⚠️ This page may combine multiple inventors who share the name “BROWN RICHARD D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

RAIN BIRD SPRINKLER MFG

5 patents
US4613080ASep 23, 1986

Multiple outlet trickle irrigation unit

RAIN BIRD SPRINKLER MFG70 citations91
US4726520AFeb 23, 1988

Continuous tube emitter

RAIN BIRD SPRINKLER MFG50 citations87
US4580724AApr 8, 1986

Impact drive sprinkler

RAIN BIRD SPRINKLER MFG12 citations72
US4892256AJan 9, 1990

Up-spray deflector cup for spraying the underside of plant foliage

RAIN BIRD SPRINKLER MFG14 citations68
USD276454SNov 20, 1984

Impact drive sprinkler

RAIN BIRD SPRINKLER MFG2 citations61

COMBUSTION ENG

2 patents
US5555849ASep 17, 1996

Gas temperature control system for catalytic reduction of nitrogen oxide emissions

COMBUSTION ENG36 citations87
US5361827ANov 8, 1994

Economizer system for vapor generation apparatus

COMBUSTION ENG3 citations53

MINIGRIP INC

1 patent
US4909870AMar 20, 1990

Method of and apparatus for attaching continuously running fastener strip to web substrate

MINIGRIP INC118 citations95

BROWN RICHARD D

1 patent
US7631979B1Dec 15, 2009

Universal lighting system for computer web camera

BROWN RICHARD D32 citations83

RAIN BIRD SPRINKLER MFG COMPANY

1 patent
USD313339SJan 1, 1991

Ground support stake for irrigation tubing

RAIN BIRD SPRINKLER MFG COMPANY6 citations58