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DAVID TOWNSEND

Overview
  • Total Patents
    11
About

DAVID TOWNSEND has a total of 11 patent applications. Its first patent ever was published in 1911. It filed its patents most often in United States. Its main competitors in its focus markets thermal processes, machines and measurement are MORSE ALBERT W, MONITOR ENGINEERING AND OIL AP and BRUNO MARTIN.

Patent filings in countries

World map showing DAVID TOWNSENDs patent filings in countries
# Country Total Patents
#1 United States 11

Patent filings per year

Chart showing DAVID TOWNSENDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Melas William 11

Latest patents

Publication Filing date Title
US1216831A Gage.
US1160929A Equalizing oil-burner.
US1130185A Oil-fired portable rivet-heating furnace.
US1144719A Oil-burner.
US1118506A Oil-burner attachment.
US1114786A Oil or gas fired revolving heating-furnace.
US1086681A Blast-pressure-regulating valve.
US1082815A Air-aspirator.
US1169091A Oil-burner.
US1086835A Crucible melting-furnace.
US1057868A Oil-burner.