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HEWITT EDWARD R

Overview
  • Total Patents
    24
About

HEWITT EDWARD R has a total of 24 patent applications. Its first patent ever was published in 1902. It filed its patents most often in United States. Its main competitors in its focus markets machines, mechanical elements and transport are MARTINS BOERGE, SPRINGER RAY W and WINTON MOTOR CARRIAGE CO.

Patent filings in countries

World map showing HEWITT EDWARD Rs patent filings in countries
# Country Total Patents
#1 United States 24

Patent filings per year

Chart showing HEWITT EDWARD Rs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hewitt Edward R 24

Latest patents

Publication Filing date Title
US1676553A Screen for picture projection
US1709939A Apparatus for centrifugal purifying of metals and the like
US1486581A Fishing fly
US1532534A Leader and method of making the same
US1423662A Radiator for vehicles
US1259863A Hydraulic brake for worm-drives for automobiles.
US1278650A Tractor.
US1224543A Drive mechanism for automobiles.
US1135183A Tire.
US1115535A Piston.
US1101697A Automobile.
US892051A Vehicle.
US841395A Cross-head pin for explosion-engines.
US800915A Mounting for power apparatus for self-propelled vehicles.
US781069A Control-gear for automobiles.
US781070A Self-propelling vehicle.
US779477A Automobile.
US781064A Explosive-engine crank-casing.
US781066A Engine crank-shaft.
US781068A Metal frame.