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JOHN WELLER

Overview
  • Total Patents
    46
About

JOHN WELLER has a total of 46 patent applications. Its first patent ever was published in 1919. It filed its patents most often in United Kingdom, United States and Germany. Its main competitors in its focus markets mechanical elements, engines, pumps and turbines and electrical machinery and energy are BREV COTAL SOC D EXPL DES, WILSON MILLER & CO and BEIER JOSEF DR.

Patent filings in countries

World map showing JOHN WELLERs patent filings in countries
# Country Total Patents
#1 United Kingdom 37
#2 United States 6
#3 Germany 2
#4 Belgium 1

Patent filings per year

Chart showing JOHN WELLERs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 John Weller 6
#2 Weller John 1

Latest patents

Publication Filing date Title
GB610565A Improvements in vices and the like
GB595381A Improvements in lawn mowers and the like
GB597043A Improvements in tensioning devices for transmission chains and the like
GB596241A Improvements in tensioning devices for transmission chains
GB574748A Improvements in tensioning devices for transmission chains and the like
US2261316A Tensioning device for transmission chains
GB530150A Improvements in tensioning devices for transmission chains and the like
GB526081A Improvements in tensioning devices for transmission chains and the like
GB526419A Improvements in tensioning devices for transmission chains and the like
GB510957A Improvements in tensioning devices for transmission chains
US2191946A Tensioning device for transmission chains and the like
GB505746A Improvements in tensioning devices for transmission chains and the like
US2141118A Tensioning device for chains
US2130571A Tensioning device for transmission chains and the like
GB488509A Improvements in tensioning devices for transmission chains and the like
GB484128A Improvements in tensioning devices for transmission chains and the like
GB477399A Improvements in tensioning devices for transmission chains and the like
GB471890A Improvements in laminated springs
GB448945A Improvements in three-wheel vehicles
GB408580A Improvements in and relating to ladders