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H E WILLIAMS INC

Overview
  • Total Patents
    20
  • GoodIP Patent Rank
    239,950
About

H E WILLIAMS INC has a total of 20 patent applications. Its first patent ever was published in 1985. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets electrical machinery and energy, machines and environmental technology are LINNO LTD, MAXLITE INC and CANLYTE INC.

Patent filings in countries

World map showing H E WILLIAMS INCs patent filings in countries
# Country Total Patents
#1 United States 6
#2 Canada 4
#3 United Kingdom 3
#4 Mexico 2
#5 Australia 1
#6 Germany 1
#7 France 1
#8 Italy 1
#9 Japan 1

Patent filings per year

Chart showing H E WILLIAMS INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Pyrtle Randy 9
#2 Williams Mark 5
#3 Eckels Paul 5
#4 Robertson Roger 3
#5 Lauderdale Bruce 2
#6 Robertson Roger Kevin 2
#7 Randy Pyrtle 2
#8 Weller Peter 2
#9 Backler Randy 2
#10 Lambeth Danny 2

Latest patents

Publication Filing date Title
US2018227999A1 Optical systems for variable correlated color temperature
CA2464552A1 Suspended ceiling lighting system incorporating t-bar component
US6767116B2 Lighting fixture assembly
US6565238B1 Fluorescent light fixture with lateral ballast
MXPA99010081A Phosphorous fluorescent light assembly excited by light emitting diodes.
CA2285507A1 Phosphorous fluorescent light assembly excited by light emitting diodes
US5904415A Fluorescent bulb connector assembly
US5678922A Lighting fixture and anodized metallic louver system therefor
US4630181A Fluorescent lighting fixture