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HAROLD SWANSON

Overview
  • Total Patents
    13
About

HAROLD SWANSON has a total of 13 patent applications. Its first patent ever was published in 1934. It filed its patents most often in United States. Its main competitors in its focus markets electrical machinery and energy, environmental technology and optics are LAMPE NORMA SOC AUTO LAMPE, LOLLERT FRANZ and BRITISH SEALED BEAMS LTD.

Patent filings in countries

World map showing HAROLD SWANSONs patent filings in countries
# Country Total Patents
#1 United States 13

Patent filings per year

Chart showing HAROLD SWANSONs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Harold Swanson 13

Latest patents

Publication Filing date Title
US2538600A Farm utility boat
US2610077A Pencil coupling
US2538599A Farm utility boat
US2362176A Flashlight full-beam electric lamp
US2362174A Vehicle headlight with several removable full-beam electric lamps
US2362171A Floodlight full-beam electric lamp
US2362172A Vehicle headlight with integral full-beam electric lamps
US2362175A Piped light full-beam electric lamp
US2362173A Vehicle headlight with one removable full-beam electric lamp
US2222093A Pin-head electric lamp and method of manufacture
US2154542A Electric incandescent high pressure gas metallic vapor lamp
US2137732A Electric incandescent high pressure gas lamp and similar article
US2097679A Electric incandescent high pressure gas lamp