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LEWIS DONALD J

Overview
  • Total Patents
    13
About

LEWIS DONALD J has a total of 13 patent applications. Its first patent ever was published in 1975. It filed its patents most often in United States. Its main competitors in its focus markets engines, pumps and turbines, environmental technology and transport are LLC INTERNAT ENGINE INTELLECTU, MA QI and MCDONALD MIKE M.

Patent filings in countries

World map showing LEWIS DONALD Js patent filings in countries
# Country Total Patents
#1 United States 13

Patent filings per year

Chart showing LEWIS DONALD Js patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lewis Donald J 13
#2 Russell John D 4
#3 Surnilla Gopichandra 3
#4 Pursifull Ross Dykstra 3
#5 Lippa Allan J 2
#6 Trask Nate 2
#7 Leone Thomas G 2
#8 Winstead Vince 1
#9 Cunningham Ralph Wayne 1
#10 Bowes Daniel S 1

Latest patents

Publication Filing date Title
US8961251B1 Swimming device for increased underwater resistance
US2013066540A1 Method and system for adjusting port throttles
US2011054765A1 System and method for restarting an engine
US2011053735A1 Method for controlling an engine during a restart
US2010024772A1 Fuel system for multi-fuel engine
US2006254564A1 Engine starting for engine having adjustable valve operation and port fuel injection
US2007119413A1 Event based engine control system and method
US2006254537A1 Engine starting for engine having adjustable valve operation
US6938598B1 Starting an engine with electromechanical valves
US4088882A Fluorescent bike lamp