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USPTO Data Jan 1 1976 - Sep 29 2026
92 Patents
#8 in Tucson, AZ
#49 in Arizona
#4,070 in US
#8,357 in the World
Walbro Engine Management, L.l.c.
Forward Citations = 675
85 inventors:
Tucson, AZ, United States of America
Walbro Engine Management, L.l.c.
% Expired Patents = 54.3
EPO Patents = 2
Trademarks = 2
Forward Citations = 675
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85 inventors (with patents filed for the assignee):
George M Pattullo (16 out of 39 patents)
Ronald H Roche (13 out of 31 patents)
John C Woody (10 out of 20 patents)
4. Martin N Andersson (9 out of 31 patents)
5. Kevin L Israelson (8 out of 19 patents)
6. David L Speirs (7 out of 33 patents)
7. Roger N Smith (7 out of 12 patents)
8. Matthew A Braun (6 out of 12 patents)
9. Kenneth J Cotton (6 out of 13 patents)
10. Mark S Swanson (6 out of 22 patents)
11. Michael P Burns (6 out of 11 patents)
12. Jeffrey D Hanby (5 out of 12 patents)
13. Eric G Zbytowski (5 out of 12 patents)
14. Yoshiaki Douyama (5 out of 7 patents)
15. Gary U Gliniecki (4 out of 8 patents)
Core Competencies:
Carburetor
Fuel Delivery
Ignition Control
Evaporative Emissions
Throttle Valve
Fuel Metering
Engine Startup
Position Sensor
Fuel Pump
Vapor Separator
Control Circuit
Auxiliary Fuel
92 patents:
Walbro Engine Management is a global leader in engine management and fuel systems for the outdoor power equipment, recreational, marine, and personal transportation markets. With a history dating back to 1950, Walbro has been providing innovative solutions to meet the evolving needs of its customers. The company's products are known for their high quality, reliability, and performance, making them a trusted choice for OEMs and aftermarket customers worldwide.
This text is generated by artificial intelligence and may not be accurate.
Please report any incorrect information to [email protected]
Please report any incorrect information to [email protected]
2 patents (EPO):
Please report any incorrect information to [email protected]