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JOHN R WINTER SR

Overview
  • Total Patents
    12
About

JOHN R WINTER SR has a total of 12 patent applications. Its first patent ever was published in 1944. It filed its patents most often in United States and Canada. Its main competitors in its focus markets machines and engines, pumps and turbines are RICH TOOL COMPANY, K LINE IND INC and CINETIC AUTOMATION CORP.

Patent filings in countries

World map showing JOHN R WINTER SRs patent filings in countries
# Country Total Patents
#1 United States 9
#2 Canada 3

Patent filings per year

Chart showing JOHN R WINTER SRs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Machines
#2 Engines, pumps and turbines

Top inventors

# Name Total Patents
#1 Winter Jr John R 9
#2 Winter John R Jr 3

Latest patents

Publication Filing date Title
US2667688A Method of constructing rocker arms
US2522326A Rocker arm for internal-combustion engines
US2521621A Rocker arm
US2563699A Rocker arm construction
US2573082A Oil control device for rocker arms
US2631471A Rocker arm
US2523489A Rocker arm
US2509661A Rocker arm lubrication
US2578638A Rocker arm
CA504373A Rocker arm
CA504723A Rocker arm construction
CA504372A Rocker arm for internal combustion engines