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Inventor

Gregory D. Irwin

Inventor
Lindenhurst, IL, US

Overview

8→
Patents
1988–2006
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 8 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

F02Bprimary
F02BInternal-combustion piston engines32%
B63HMarine propulsion or steering16%
F01PCooling of machines or engines in general11%
F02DControlling combustion engines11%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof11%
F01MLubricating of machines or engines in general5%
F01NGas-flow silencers or exhaust apparatus for machines or engines in general5%
Y02TClimate change mitigation technologies related to transportation5%
Y10TTechnical subjects covered by former us classification5%
PatentTitleYear
6,990,969'Automatic choke for an engine'20066,682,380'Marine engine cooling systems and methods'20045,524,581'Outboard motor with improved engine lubrication system'19964,998,516'Internal combustion engine with silencer supported carburetor control member'19914,829,846'Marine propulsion device with releasable shift handle'19894,737,125'Marine propulsion device throttle control'19884,735,589'Marine propulsion device throttle control'19884,722,709'Marine propulsion device cowl assembly'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988–1996Patents assigned to OUTBOARD MARINE CORP (6)· patent assignee history
1988–2004Based in Lindenhurst, IL, US· patent location history
2004Patents assigned to BOMBARDIER MOTOR CORP OF US (1)· patent assignee history
2006Patents assigned to BRIGGS & STRATTON CORP (1)· patent assignee history
2006Based in Eagle, WI, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
OUTBOARD MARINE CORP61988–1996
BOMBARDIER MOTOR CORP OF US12004
BRIGGS & STRATTON CORP12006
Locations
LocationPatentsSpan
Lindenhurst, Illinois, US71988–2004
Eagle, WI, US12006