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JASPER BLACKBURN

Overview
  • Total Patents
    73
About

JASPER BLACKBURN has a total of 73 patent applications. Its first patent ever was published in 1906. It filed its patents most often in United States, France and Canada. Its main competitors in its focus markets machines, mechanical elements and electrical machinery and energy are KEARNEY JAMES R, AUTOMATIC SHIFTERS INC and UNIVERSAL GEAR SHIFT CORP.

Patent filings in countries

World map showing JASPER BLACKBURNs patent filings in countries
# Country Total Patents
#1 United States 67
#2 France 4
#3 Canada 1
#4 United Kingdom 1

Patent filings per year

Chart showing JASPER BLACKBURNs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Jasper Blackburn 66
#2 Blackburn Jasper 4
#3 Weaver Jr James A 3
#4 Arthur Albrecht 2
#5 Heller Henry William 1

Latest patents

Publication Filing date Title
US2342915A Control switch for steering wheels
US2303108A Cable ring or hanger
US2289692A Guy wire end sheath
US2210058A Wire splicer
US2220314A Tool for connecting service and main lines
US2222998A Wire connector
US2020989A Unitary wire connecter
US2027415A Unitary wire connecter
US1964448A Frictional wire connecter
US2108957A Frictional wire connecter
US2102881A Frictional wire connecter
US2025717A Cable bracket and fastening
US2017887A Cable clamp or connecter
US1955450A Connecting clamp or splicer for cables
US1990163A Hoist
US1981685A Wire connecter
US1946830A Take-up connecter for anchor rods and guy wires
US1965822A Clamp or lock for connecting a guy wire and guard
US1971477A Lock or clamp for guy wire guards
US1950965A Rail guard