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COGENT LIGHT TECH

Overview
  • Total Patents
    273
About

COGENT LIGHT TECH has a total of 273 patent applications. Its first patent ever was published in 1987. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Australia. Its main competitors in its focus markets optics, electrical machinery and energy and medical technology are GENIUS ELECTRONIC OPTICAL CO LTD, SUDOH YOSHIFUMI and LUMUS LTD.

Patent filings per year

Chart showing COGENT LIGHT TECHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Kenneth K 145
#2 Brenner Douglas M 71
#3 Chen Chingfa 47
#4 Roller Thomas W 24
#5 Baker Glenn S 23
#6 Piccioni Robert L 18
#7 Strobl Karlheinz 16
#8 Chang David D 16
#9 Li Kenneth 16
#10 Baker Glenn 15

Latest patents

Publication Filing date Title
TW578022B Collecting and condensing apparatus, system for collecting and condensing electromagnetic radiation, and optical device and method for folding electromagnetic radiation
US2002051362A1 Folding an arc into itself to increase the brightness of an arc lamp
AU9649901A Temperature control for arc lamps
US2002135874A1 Polarization recovery system for projection displays
US2002012502A1 Snap-on connector system for coupling light from an illuminator to a fiber optic
US6634759B1 Coupling of light from a light source to a target using dual ellipsoidal reflectors
WO0106287A1 Compound cladded rod for transmission of optical power
TW455697B System for collecting and condensing light
US6672740B1 Condensing and collecting optical system using parabolic reflectors or a corresponding ellipsoid/hyperboloid pair of reflectors
CA2377487A1 Condensing and collecting optical system using parabolic reflectors or a corresponding ellipsoid/hyperboloid pair of reflectors
BR0011934A Optical system for collecting and condensing light
AU5883900A Collecting and condensing optical system using cascaded parabolic reflectors
US6385371B1 Optical system including coupling for transmitting light between a single fiber light guide and multiple single fiber light guides
US6231199B1 Collecting and condensing optical system using cascaded parabolic reflectors
US6409391B1 Fiber optic illumination adaptor assembly for multiple light guide connectors
US6227682B1 Coupling of light from a small light source for projection systems using parabolic reflectors
US6312144B1 Optical system having retro-reflectors
US6318885B1 Method and apparatus for coupling light and producing magnified images using an asymmetrical ellipsoid reflective surface
BR0010200A Improved light coupling from a small arc lamp to a larger target
WO0049448A1 Imaging device having minimized packaging of remote sensors for video imaging and the like