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HEWITT EDWARD RINGWOOD

Overview
  • Total Patents
    11
About

HEWITT EDWARD RINGWOOD has a total of 11 patent applications. Its first patent ever was published in 1904. It filed its patents most often in United Kingdom and United States. Its main competitors in its focus markets transport are VENZLAFF RICHARD, MILNER WILLIAM and BEGANSKIJ STANISLAV A.

Patent filings in countries

World map showing HEWITT EDWARD RINGWOODs patent filings in countries
# Country Total Patents
#1 United Kingdom 10
#2 United States 1

Patent filings per year

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

Focus industries

# Industry
#1 Transport

Focus technologies

# Technology
#1 Motor vehicles

Top inventors

# Name Total Patents
#1 Hewitt Edward Ringwood 11

Latest patents

Publication Filing date Title
GB190417084A Improvements in and relating to Automobiles.
US781071A Automobile-body.
GB190413528A Improvements in and relating to Crank Casings and like Devices for Explosion Engines.
GB190413397A Improvements in and relating to a Friction Clutch.
GB190413306A Improvements in Lubricating Apparatus for Internal Combustion Engines and the like.
GB190413310A An Improved Automobile or Self Propelled Vehicle.
GB190413217A Improvements in and connected with Self-propelling Vehicles.
GB190413206A Improvements in and relating to Metallic Frames and Structures.
GB190413207A Improvements in and connected with Turnbuckles for Adjusting the Length of Links.
GB190413109A Improvements in Self-propelling Vehicles.
GB190413103A Improvements in and relating to Change-speed Mechanism.