Inventor

George M. Pattullo

Inventor

Caro, MI, US

Overview

39→

Patents

1994–2021

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 39 as inventor

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

F02Mprimary

F02MSupplying combustion engines in general with combustible mixtures or constituents thereof26%

F02DControlling combustion engines14%

F02PIgnition, other than compression ignition, for internal-combustion engines9%

Y02TClimate change mitigation technologies related to transportation8%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%

Y10TTechnical subjects covered by former us classification8%

F02BInternal-combustion piston engines6%

F02NStarting of combustion engines5%

B01FMixing, e.g. dissolving, emulsifying or dispersing3%

F05CIndexing scheme relating to materials, material properties or material characteristics for machines, engines or pumps other than non-positive-displacement machines or engines3%

PatentTitleYear

11,125,196Bottom mount fuel pump assembly2021 11,118,536Tamper resistant adjustment valve for a charge forming device2021 10,844,800Engine kill switch and control assembly2020 10,662,899Layered diaphragm2020 10,408,136Throttle trigger actuated throttle position sensor and engine control module2019 10,082,107Carburetor air-fuel mixture adjustment assembly and tools2018 10,072,615Carburetor air-fuel mixture adjustment assembly and tools2018 9,718,206'Table saw mill attachment'2017 9,567,944'Layered diaphragm'2017 8,695,652'Table saw mill attachment'2014 8,453,998'Air scavenging carburetor'2013 8,061,322'Engine starting system with throttle override'2011 7,735,471'Controlling a light-duty combustion engine'2010 7,699,294'Charge forming device with idle and open throttle choke control'2010 7,600,505'Fuel system purge and starter system'2009 7,448,358'Ignition timing control system for light duty combustion engines'2008 7,427,057'Control valve assembly of a carburetor and method of assembly'2008 7,380,772'Charge forming device with controlled air bypass'2008 7,334,551'Combustion engine pull cord start system'2008 7,275,508'Combustion engine pull-starter'2007 7,249,586'Apparatus and method for limiting excessive engine speeds in a light-duty combustion engine'2007 7,198,028'Ignition timing control system for light duty combustion engines'2007 7,136,742'Engine kill-switch control circuit and method of operating the same'2006 7,104,252'Crankcase venting rotary valve carburetor'2006 7,040,282'Independent timing retard for engine speed limiting'2006 7,000,595'Ignition timing control system for light duty combustion engines'2006 6,585,235'Fuel regulating mechanism and method for a rotary throttle valve type carburetor'2003 6,561,496'Carburetor throttle control detent mechanism'2003 6,540,212'Carburetor valve rotational setting retainer assembly'2003 6,536,747'Carburetor vent control'2003 6,439,547'Carburetor throttle and choke control mechanism'2002 6,402,125'Carburetor valve rotational setting retainer assembly'2002 6,402,124'Carburetor fuel mixture adjustment assembly'2002 6,394,424'Carburetor with diaphragm type fuel pump'2002 6,374,810'Fuel and air purge system for diaphragm carburetors'2002 6,202,989'Carburetor throttle and choke control mechanism'2001 5,984,281'Carburetor needle valve and limiter cap installation and adjustment apparatus'1999 5,753,148'Carburetor needle valve adjustment limiter cap apparatus and method of adjusting fuel flow'1998 5,322,645'Carburetor needle valve adjustment limiter cap and method of use'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–2003Patents assigned to WALBRO CORP (13)· patent assignee history

1994–2021Based in Caro, MI, US· patent location history

2006–2017Patents assigned to WALBRO ENGINE MANAGEMENT LLC (17)· patent assignee history

2011–2017Patents assigned to PATTULLO GEORGE M (4)· patent assignee history

2011Patents assigned to KING ERIC L (1)· patent assignee history

2017–2021Patents assigned to WALBRO LLC (8)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
WALBRO ENGINE MANAGEMENT LLC	17	2006–2017
WALBRO CORP	13	1994–2003
WALBRO LLC	8	2017–2021
PATTULLO GEORGE Mself	4	2011–2017
KING ERIC L	1	2011

Locations

Location	Patents	Span
Caro, MI, US	39	1994–2021