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VARI LITE INC

Overview
  • Total Patents
    199
About

VARI LITE INC has a total of 199 patent applications. Its first patent ever was published in 1977. It filed its patents most often in United States, Australia and Japan. Its main competitors in its focus markets electrical machinery and energy, optics and environmental technology are GOLDEN SEA PROFESSIONAL EQUIPMENT LTD, TIANJIN BSTEX EXPLOSION-PROOF ELECTRICAL APPLIANCE CO LTD and GUANGZHOU HAOYANG ELECTRONICS CO LTD.

Patent filings per year

Chart showing VARI LITE INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Bornhorst James M 82
#2 Hutton Richard W 45
#3 Stacy Timothy D 34
#4 Taylor Brooks W 24
#5 Walsh Thomas E 17
#6 Steele Richard K 14
#7 Bornhorst James Martin 14
#8 Covington John Henry 9
#9 Jieimuzu Emu Boonhoosuto 9
#10 Hanson Douglas A 9

Latest patents

Publication Filing date Title
US6550939B2 Light beam shutter apparatus
US6578987B1 Intra-lens color and dimming apparatus
WO0052737A1 Incandescent lamp
US6031749A Universal power module
US6282027B1 Zoomable beamspreader with matched optical surfaces for non-imaging illumination applications
US5969868A Sequential cross-fading color filters and system
US6113252A Architectural luminaries
US6046861A Zoom lens system having imaging and non-imaging ranges
US5934794A Projection gate apparatus having an axially-translatable mount
TW364045B Variable-geometry liquid-filled lens apparatus and method for controlling the energy distribution of a light beam
US5825548A Cross-fading color filter and system
AU4335397A Variable-geometry liquid-filled lens apparatus and method for controlling the energy distribution of a light beam
US6123436A Optical device for modifying the angular and spatial distribution of illuminating energy
US5774273A Variable-geometry liquid-filled lens apparatus and method for controlling the energy distribution of a light beam
EP0727920A1 Techniques for controlling remote lamp loads
US5882107A Compact luminaire system
US5769527A Computer controlled lighting system with distributed control resources
US5758956A High intensity lighting projectors
WO9526518A1 Ophthalmic lens having a progressive multifocal zone and method of manufacturing same
EP0652400A1 Light pattern generator (gobo) and laser ablation method and apparatus for making it