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MANTLE LAMP COMPANY

Overview
  • Total Patents
    43
About

MANTLE LAMP COMPANY has a total of 43 patent applications. Its first patent ever was published in 1918. It filed its patents most often in United States, Germany and United Kingdom. Its main competitors in its focus markets electrical machinery and energy, machines and furniture and games are PLUME AND ATWOOD MFG COMPANY, PLUME & ATWOOD MFG CO and STORRS MICA COMPANY.

Patent filings in countries

World map showing MANTLE LAMP COMPANYs patent filings in countries
# Country Total Patents
#1 United States 36
#2 Germany 6
#3 United Kingdom 1

Patent filings per year

Chart showing MANTLE LAMP COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Davis Cortland W 8
#2 Eugene Schwarz 6
#3 Engh Walter B 5
#4 Spangler Frederick W 2
#5 Bultman Charles E 2
#6 Lee Rathburn Emory 2
#7 Whipple Allen D 2
#8 Carl Bramming 2
#9 Maude Fairchild Alice 1
#10 Sunderlin Frank R 1

Latest patents

Publication Filing date Title
US2402139A Preheater for liquid fuel burners of the pressure type
US2412439A Lamp socket with side switching mechanism
US2248392A Electric lamp
US2308705A Timing mechanism
US2275607A Dispensing stopper for receptacles
US2252582A Reinforcing means for lamp shades
US2227251A Chimney for liquid fuel burners
US2274096A Pressed tubular glass structure
US2202814A Bracket for lamps and the like
US2206949A Pressure lamp or stove
US2094208A Wick adjusting device
US2066171A Lamp bracket
US1992777A Lamp shade
US2048583A Heat insulated receptacle
US1992676A Light-transmitting body
US2044187A Adjustable lamp standard
US1958746A Lamp hanger
US2065636A Apparatus for treating or impregnating paper
US2041485A Parchment paper and process of making the same
US1947194A Preheating device for hydrocarbon burners