WALBRO ENGINE MANAGEMENT, L.L.C.
Patent Applications and Registrations
Patent applications and USPTO patent grants for WALBRO ENGINE MANAGEMENT, L.L.C..The latest application filed is for "control with emitter for small engine applications".
Company Profile
1.109.84
- WALBRO ENGINE MANAGEMENT, L.L.C. - Tucson AZ US
- WALBRO ENGINE MANAGEMENT, L.L.C. - Tuscon AZ US
- Walbro Engine Management, L.L.C - Tucson AZ
- Walbro Engine Management. L.L.C. -
- Walbro Engine Management , L.L.C. - Tuson AZ
- Walbro Engine Management, L.L.C. - N/A
- Walbro Engine Management LLC - Cass City MI
- Walbro Engine Management, L.L.C. - Cass City MI
Patent Activity
| Patent | Date |
|---|---|
| Venturi fluid pump with outlet flow controller Grant 11,008,987 - Cotton , et al. May 18, 2 | 2021-05-18 |
| Ignition diagnostics system Grant 10,119,516 - Andersson , et al. November 6, 2 | 2018-11-06 |
| Retainer with grounding feature for fuel system component Grant 10,001,095 - Israelson , et al. June 19, 2 | 2018-06-19 |
| Electronic controlled fuel enrichment system Grant 9,989,016 - Braun June 5, 2 | 2018-06-05 |
| Engine starting system with purge pump Grant 9,777,683 - Thomas October 3, 2 | 2017-10-03 |
| Engine control strategy and feedback system Grant 9,702,312 - Andersson , et al. July 11, 2 | 2017-07-11 |
| Carburetor supplemental fuel supply Grant 9,677,506 - Bostian , et al. June 13, 2 | 2017-06-13 |
| Fuel shut-off solenoid system Grant 9,638,135 - LaMarr, Jr. , et al. May 2, 2 | 2017-05-02 |
| Carburetor with low flow rate fluid passage Grant 9,599,066 - Burns March 21, 2 | 2017-03-21 |
| Control With Emitter For Small Engine Applications App 20170058810 - Andersson; Martin N. ; et al. | 2017-03-02 |
| Layered diaphragm Grant 9,567,944 - Pattullo , et al. February 14, 2 | 2017-02-14 |
| Wire seal assembly Grant 9,553,440 - Hanby , et al. January 24, 2 | 2017-01-24 |
| Throttle cable retainer Grant 9,447,737 - Nagata , et al. September 20, 2 | 2016-09-20 |
| Accelerator device for a carburetor Grant 9,279,390 - Learman , et al. March 8, 2 | 2016-03-08 |
| Electronic Controlled Fuel Enrichment System App 20160040628 - Braun; Matthew A. | 2016-02-11 |
| Engine Control Strategy And Feedback System App 20160032855 - Andersson; Martin N. ; et al. | 2016-02-04 |
| Retainer With Grounding Feature For Fuel System Component App 20160017850 - Israelson; Kevin L. ; et al. | 2016-01-21 |
| Engine Starting System With Purge Pump App 20160003203 - Thomas; David L. | 2016-01-07 |
| Ignition Diagnostics System App 20160003210 - Andersson; Martin N. ; et al. | 2016-01-07 |
| Level sensor mount Grant 9,217,403 - Cotton , et al. December 22, 2 | 2015-12-22 |
| Carburetor With Low Flow Rate Fluid Passage App 20150247476 - Burns; Michael P. | 2015-09-03 |
| Carburetor Supplemental Fuel Supply App 20150184616 - Bostian; Scott D. ; et al. | 2015-07-02 |
| Layered Diaphragm App 20150176533 - Pattullo; George M. ; et al. | 2015-06-25 |
| Carburetor fuel supply system Grant 9,062,629 - Burns , et al. June 23, 2 | 2015-06-23 |
| Carburetor fuel supply system Grant 9,062,630 - Kus June 23, 2 | 2015-06-23 |
| Wire Seal Assembly App 20150136472 - Hanby; Jeffrey D. ; et al. | 2015-05-21 |
| Fuel metering diaphragm with backing plate Grant 9,027,910 - Braun , et al. May 12, 2 | 2015-05-12 |
| Engine fuel delivery systems, apparatus and methods Grant 9,022,011 - Andersson , et al. May 5, 2 | 2015-05-05 |
| Plugs for carburetors Grant 9,022,363 - Nagata , et al. May 5, 2 | 2015-05-05 |
| Carburetor For Air Scavenged Engine App 20150069641 - Bostian; Scott D. | 2015-03-12 |
| Fuel Shut-off Solenoid System App 20150034849 - LaMarr, JR.; Gerald J. ; et al. | 2015-02-05 |
| Fuel pump assembly Grant 8,939,736 - Israelson , et al. January 27, 2 | 2015-01-27 |
| Rotary position sensor Grant 8,933,691 - Galka , et al. January 13, 2 | 2015-01-13 |
| Throttle Cable Retainer App 20140366841 - Nagata; Noriyu ; et al. | 2014-12-18 |
| Accelerator Device For A Carburetor App 20140306358 - Learman; Paul S. ; et al. | 2014-10-16 |
| Diaphragm Carburetor With Fuel Metering Compensation App 20140261329 - Braun; Matthew A. ; et al. | 2014-09-18 |
| Venturi Fluid Pump With Outlet Flow Controller App 20140239097 - Cotton; Kenneth J. ; et al. | 2014-08-28 |
| Supplying supplementary fuel for engine startup Grant 8,757,121 - Braun , et al. June 24, 2 | 2014-06-24 |
| Plugs For Carburetors App 20140021642 - Nagata; Noriyu ; et al. | 2014-01-23 |
| System for supplementary fuel supply Grant 8,622,031 - Watanabe January 7, 2 | 2014-01-07 |
| Carburetor Fuel Filter App 20130249120 - Burns; Michael P. | 2013-09-26 |
| Fuel Metering Diaphragm With Backing Plate App 20130234345 - Braun; Matthew A. ; et al. | 2013-09-12 |
| Carburetor Fuel Supply System App 20130175713 - Kus; Dale P. | 2013-07-11 |
| Air scavenging carburetor Grant 8,453,998 - Pattullo , et al. June 4, 2 | 2013-06-04 |
| Fuel Pump Assembly App 20130133765 - Israelson; Kevin L. ; et al. | 2013-05-30 |
| Carburetor Fuel Supply System App 20130119567 - Burns; Michael P. ; et al. | 2013-05-16 |
| Carburetor Shut-off Valve App 20130087935 - Bostian; Scott D. | 2013-04-11 |
| Rotary Position Sensor With Buffer App 20130068974 - Galka; William E. ; et al. | 2013-03-21 |
| Control circuit for capacitor discharge ignition system Grant 8,397,702 - Anderson , et al. March 19, 2 | 2013-03-19 |
| Air Valve Sealing Plug App 20130062547 - Pattullo; George M. ; et al. | 2013-03-14 |
| Fuel Injected Engine System App 20130054121 - Casoni; Massimo ; et al. | 2013-02-28 |
| Charge forming device and solenoid valve Grant 8,382,072 - Galka , et al. February 26, 2 | 2013-02-26 |
| Carburetor valve adjustment limiter Grant 8,348,244 - Kojima , et al. January 8, 2 | 2013-01-08 |
| Carburetor limiter cap device Grant 8,286,614 - Zbytowski October 16, 2 | 2012-10-16 |
| Layered scavenging carburetor Grant 8,261,775 - Aihara , et al. September 11, 2 | 2012-09-11 |
| Evaporative emissions controls in a fuel system Grant 8,240,292 - Roche , et al. August 14, 2 | 2012-08-14 |
| Air Scavenging Carburetor App 20120043674 - Pattullo; George M. ; et al. | 2012-02-23 |
| Carburetor Valve Adjustment Limiter App 20120018908 - Kojima; Tetsuji ; et al. | 2012-01-26 |
| Positive Detection Of Engine Position During Engine Starting App 20110303189 - Andersson; Martin N. ; et al. | 2011-12-15 |
| Engine starting system with throttle override Grant 8,061,322 - King , et al. November 22, 2 | 2011-11-22 |
| System For Supplementary Fuel Supply App 20110253102 - Watanabe; Tsuyoshi | 2011-10-20 |
| Variable venturi carburetor Grant 7,971,858 - Takahashi , et al. July 5, 2 | 2011-07-05 |
| Control Circuit For Capacitor Discharge Ignition System App 20110000471 - Anderson; Brian E. ; et al. | 2011-01-06 |
| Vapor separator Grant 7,827,970 - Smith , et al. November 9, 2 | 2010-11-09 |
| Engine Fuel Delivery Systems, Apparatus And Methods App 20100258099 - Andersson; Martin N. ; et al. | 2010-10-14 |
| Rotary Position Sensor App 20100219817 - Galka; William E. ; et al. | 2010-09-02 |
| Fuel system with drain unit Grant 7,775,189 - Bejcek , et al. August 17, 2 | 2010-08-17 |
| Layered scavenging carburetor Grant 7,753,347 - Aihara , et al. July 13, 2 | 2010-07-13 |
| Controlling a light-duty combustion engine Grant 7,735,471 - Andersson , et al. June 15, 2 | 2010-06-15 |
| Accelerator device for a carburetor Grant 7,717,403 - Zbytowski May 18, 2 | 2010-05-18 |
| Charge forming device with idle and open throttle choke control Grant 7,699,294 - Pattullo April 20, 2 | 2010-04-20 |
| Priming circuit for a fuel system Grant 7,690,342 - Gliniecki , et al. April 6, 2 | 2010-04-06 |
| Sealed pass-through electrical connector Grant RE41,182 - Cotton , et al. March 30, 2 | 2010-03-30 |
| Controlling A Light-Duty Combustion Engine App 20100012084 - Andersson; Martin N. ; et al. | 2010-01-21 |
| Fuel system purge and starter system Grant 7,600,505 - Pattullo October 13, 2 | 2009-10-13 |
| Evaporative emission controls in a fuel system Grant 7,591,251 - Roche , et al. September 22, 2 | 2009-09-22 |
| Layered Scavenging Carburetor App 20090194726 - Aihara; Tamio ; et al. | 2009-08-06 |
| Controlling evaporative emissions in a fuel system Grant 7,568,472 - Woody August 4, 2 | 2009-08-04 |
| Variable Venturi Carburetor App 20090184434 - Takahashi; Toshimasa ; et al. | 2009-07-23 |
| Ignition module for use with a light-duty internal combustion engine Grant 7,546,836 - Andersson , et al. June 16, 2 | 2009-06-16 |
| Carburetor Limiter Cap Device App 20090145408 - Zbytowski; Eric G. | 2009-06-11 |
| Vapor Separator App 20090071448 - Smith; Roger N. ; et al. | 2009-03-19 |
| Control System And Method Of Delivering Start-up Fuel To An Engine App 20090013951 - Nakata; Hiroshi ; et al. | 2009-01-15 |
| Integrated fuel delivery system Grant 7,475,678 - Douyama , et al. January 13, 2 | 2009-01-13 |
| Start assist device for a rotary carburetor Grant 7,475,871 - Terakado , et al. January 13, 2 | 2009-01-13 |
| Fuel Control Device For A Plurality Of Fuel Sources App 20090000602 - Horikawa; Takashi | 2009-01-01 |
| Auxiliary fuel and air supply in a carburetor Grant 7,467,785 - Braun December 23, 2 | 2008-12-23 |
| Split-bore Stratified Charge Carburetor App 20080302332 - Dow; Paul J. ; et al. | 2008-12-11 |
| Controlling Evaporative Emissions In A Fuel System App 20080276911 - Woody; John C. | 2008-11-13 |
| Ignition timing control system for light duty combustion engines Grant 7,448,358 - Andersson , et al. November 11, 2 | 2008-11-11 |
| Charge Forming Device With Idle And Open Throttle Choke Control App 20080258320 - Pattullo; George M. | 2008-10-23 |
| Mixture Device for Gaseous Fuel and Air App 20080236552 - Horikawa; Takashi | 2008-10-02 |
| Scavenging carburetor Grant 7,429,033 - Seki , et al. September 30, 2 | 2008-09-30 |
| Control valve assembly of a carburetor and method of assembly Grant 7,427,057 - Kampman , et al. September 23, 2 | 2008-09-23 |
| Controlling evaporative emissions in a fuel system Grant 7,424,884 - Woody September 16, 2 | 2008-09-16 |
| Accelerator Device For A Carburetor App 20080211116 - Zbytowski; Eric G. | 2008-09-04 |
| Fuel System With Drain Unit App 20080178850 - Bejcek; Andrew E. ; et al. | 2008-07-31 |
| Ignition Module For Use With A Light-Duty Internal Combustion Engine App 20080178841 - Andersson; Martin N. ; et al. | 2008-07-31 |
| Priming circuit for a fuel system App 20080163841 - Gliniecki; Gary U. ; et al. | 2008-07-10 |
| Multi-gaseous fuel control device for a combustion engine with a carburetor Grant 7,395,818 - Fujisawa , et al. July 8, 2 | 2008-07-08 |
| Charge forming device with controlled air bypass Grant 7,380,772 - Pattullo , et al. June 3, 2 | 2008-06-03 |
| Engine Starting System With Throttle Override App 20080121201 - King; Eric L. ; et al. | 2008-05-29 |
| Diaphragm carburetor and method of assembly Grant 7,374,155 - Tobinai May 20, 2 | 2008-05-20 |
| Fuel vapor control system Grant 7,350,511 - Roche , et al. April 1, 2 | 2008-04-01 |
| Auxiliary fuel and air supply in a carburetor App 20080061454 - Braun; Matthew A. | 2008-03-13 |
| Combustion engine pull cord start system Grant 7,334,551 - Pattullo February 26, 2 | 2008-02-26 |
| Layered Scavenging Carburetor App 20080041466 - Aihara; Tamio ; et al. | 2008-02-21 |
| Fluid pump assembly Grant 7,318,422 - Douyama , et al. January 15, 2 | 2008-01-15 |
| Controlling evaporative emissions in a fuel system App 20070272218 - Woody; John C. | 2007-11-29 |
| Rotary carburetor Grant 7,290,757 - Horikawa , et al. November 6, 2 | 2007-11-06 |
| Combustion engine pull-cord start system App 20070251484 - Pattullo; George M. | 2007-11-01 |
| Carburetor with an air bleed passage Grant 7,287,743 - Gliniecki October 30, 2 | 2007-10-30 |
| Carburetor and method of manufacturing Grant 7,287,742 - Burns October 30, 2 | 2007-10-30 |
| Fuel pressure regulator housing Grant 7,278,401 - Cotton , et al. October 9, 2 | 2007-10-09 |
| Combustion engine pull-starter Grant 7,275,508 - Pattullo October 2, 2 | 2007-10-02 |
| Controlling evaporative emissions in a fuel system Grant 7,263,981 - Woody September 4, 2 | 2007-09-04 |
| Carburetor and solenoid assemblies and methods of assembling the same Grant 7,264,230 - Burns , et al. September 4, 2 | 2007-09-04 |
| Engine start device of a rotary valve carburetor Grant 7,261,280 - Takano , et al. August 28, 2 | 2007-08-28 |
| Apparatus and method for limiting excessive engine speeds in a light-duty combustion engine Grant 7,249,586 - Andersson , et al. July 31, 2 | 2007-07-31 |
| Carburetor fuel adjustment assembly Grant 7,240,896 - Gliniecki , et al. July 10, 2 | 2007-07-10 |
| Apparatus And Method For Limiting Excessive Engine Speeds In A Light-duty Combustion Engine App 20070125336 - Andersson; Martin N. ; et al. | 2007-06-07 |
| Evaporative emission controls in a fuel system Grant 7,216,635 - Roche , et al. May 15, 2 | 2007-05-15 |
| Throttle valve arrangement for a carburetor Grant 7,213,571 - Sakaguchi , et al. May 8, 2 | 2007-05-08 |
| Priming and purging system and method for an internal combustion engine Grant 7,210,441 - Burns May 1, 2 | 2007-05-01 |
| Bypass pressure regulator Grant 7,210,460 - Douyama , et al. May 1, 2 | 2007-05-01 |
| Purge valve and vapor control system Grant 7,210,466 - Roche May 1, 2 | 2007-05-01 |
| Ignition timing control system for light duty combustion engines Grant 7,198,028 - Andersson , et al. April 3, 2 | 2007-04-03 |
| Evaporative emission controls Grant 7,185,639 - Roche , et al. March 6, 2 | 2007-03-06 |
| Sealed pass-through electrical connector Grant 7,175,481 - Cotton , et al. February 13, 2 | 2007-02-13 |
| Supplementary fuel supply for a carbureted engine App 20070028881 - Nakata; Hiroshi ; et al. | 2007-02-08 |
| Carburetor with acceleration fuel pump Grant 7,172,178 - Hacker February 6, 2 | 2007-02-06 |
| Engine kill-switch control circuit and method of operating the same Grant 7,136,742 - Andersson , et al. November 14, 2 | 2006-11-14 |
| Fuel control device for a combustion engine App 20060236986 - Fujisawa; Kazuhito ; et al. | 2006-10-26 |
| Stratified Scavenging Carburetor App 20060219217 - Dow; Paul J. ; et al. | 2006-10-05 |
| Fuel system purge and starter system App 20060219225 - Pattullo; George M. | 2006-10-05 |
| Integrated fuel delivery system App 20060207573 - Douyama; Yoshiaki ; et al. | 2006-09-21 |
| Crankcase venting rotary valve carburetor Grant 7,104,252 - Pattullo September 12, 2 | 2006-09-12 |
| Stratified scavenging carburetor Grant 7,104,253 - Dow , et al. September 12, 2 | 2006-09-12 |
| Carburetor fuel adjustment and limiter assembly Grant 7,097,165 - Braun August 29, 2 | 2006-08-29 |
| Combustion engine pull-starter App 20060180113 - Pattullo; George M. | 2006-08-17 |
| Engine start device of a rotary valve carburetor App 20060170120 - Takano; Jun ; et al. | 2006-08-03 |
| Throttle valve arrangement for a carburetor App 20060162694 - Sakaguchi; Takeshi ; et al. | 2006-07-27 |
| Carburetor and solenoid assemblies and methods of assembling the same App 20060151894 - Burns; Michael P. ; et al. | 2006-07-13 |
| Diaphragm carburetor and method of assembly App 20060151892 - Tobinai; Teruhiko | 2006-07-13 |
| Control circuit for capacitor discharge ignition system Grant 7,069,921 - Kolak , et al. July 4, 2 | 2006-07-04 |
| Carburetor air-fuel mixture adjustment assembly Grant 7,070,173 - Dow , et al. July 4, 2 | 2006-07-04 |
| Scavenging carburetor App 20060125125 - Seki; Harunori ; et al. | 2006-06-15 |
| Automatic fuel enrichment for an engine App 20060102126 - Nakata; Hiroshi ; et al. | 2006-05-18 |
| Independent timing retard for engine speed limiting Grant 7,040,282 - Andersson , et al. May 9, 2 | 2006-05-09 |
| Ink flow control device for ink jet type printer Grant 7,040,742 - Tobinai , et al. May 9, 2 | 2006-05-09 |
| Fuel pump assembly App 20060083631 - Israelson; Kevin L. ; et al. | 2006-04-20 |
| Charge forming apparatus Grant 7,028,993 - Burns April 18, 2 | 2006-04-18 |
| Combustion engine pull-starter App 20060070594 - Pattullo; George M. | 2006-04-06 |
| Engine kill-switch control circuit and method of operating the same App 20060069495 - Andersson; Martin N. ; et al. | 2006-03-30 |
| Independent Timing Retard For Engine Speed Limiting App 20060065236 - Andersson; Martin N. ; et al. | 2006-03-30 |
| Combustion Engine Pull-cord Start System App 20060065224 - Pattullo; George M. | 2006-03-30 |
| Fuel vapor separator Grant 7,013,878 - Cotton , et al. March 21, 2 | 2006-03-21 |
| Dual fuel feed system carburetor Grant 7,007,930 - Warner March 7, 2 | 2006-03-07 |
| Ignition timing control system for light duty combustion engines Grant 7,000,595 - Andersson , et al. February 21, 2 | 2006-02-21 |
| Oil delivery system Grant 6,988,590 - Knight January 24, 2 | 2006-01-24 |
| Ignition timing control system for light duty combustion engines App 20050279326 - Andersson, Martin N. ; et al. | 2005-12-22 |
| Fuel delivery assembly for vehicles Grant 6,966,305 - Aubree , et al. November 22, 2 | 2005-11-22 |
| Carburetor air-fuel mixture adjustment assembly App 20050236722 - Dow, Paul J. ; et al. | 2005-10-27 |
| Capacitor discharge ignition Grant 6,932,064 - Kolak , et al. August 23, 2 | 2005-08-23 |
| Throttle body Grant 6,920,864 - Roche , et al. July 26, 2 | 2005-07-26 |
| Fuel tank assembly Grant 6,907,865 - Hanby June 21, 2 | 2005-06-21 |
| Throttle body assembly for a fuel injected combustion engine Grant 6,866,027 - Marchesini , et al. March 15, 2 | 2005-03-15 |
| Carburetor air-fuel mixture adjustment assembly App 20050040547 - Dow, Paul J. ; et al. | 2005-02-24 |
| Self-relieving choke valve system for a combustion engine carburetor Grant 6,851,664 - Gangler , et al. February 8, 2 | 2005-02-08 |
| Self-relieving choke starting system for a combustion engine carburetor Grant 6,848,405 - Dow , et al. February 1, 2 | 2005-02-01 |
| Carburetor with plastic idle speed adjustment screw Grant 6,814,343 - Gliniecki , et al. November 9, 2 | 2004-11-09 |
| Self-relieving choke adjustment apparatus Grant 6,779,785 - Warner August 24, 2 | 2004-08-24 |
| Fuel level sensor and pump assembly Grant 6,761,193 - Cotton , et al. July 13, 2 | 2004-07-13 |
| Fuel-air mixture control apparatus Grant 6,715,738 - Braun , et al. April 6, 2 | 2004-04-06 |
| Carburetor for a two-cycle scavenging engine Grant 6,688,585 - Braun , et al. February 10, 2 | 2004-02-10 |
| Fuel removal system for a carburetor Grant 6,672,571 - Gangler , et al. January 6, 2 | 2004-01-06 |
| Carburetor For A Two-cycle Scavenging Engine App 20030222357 - Braun, Matthew A. ; et al. | 2003-12-04 |
| Carburetor fuel shut-off system Grant 6,615,792 - Grifka , et al. September 9, 2 | 2003-09-09 |
| Vapor separator for a fuel pump assembly Grant 6,581,579 - Knight , et al. June 24, 2 | 2003-06-24 |
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