The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 16, 1993
Filed:
Nov. 19, 1991
Applicant:
Inventors:
Thomas F LaDuke, Buena Park, CA (US);
Joel D Gruber, Laguna Niguel, CA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B / ; G02B / ;
U.S. Cl.
CPC ...
359634 ; 359890 ; 359236 ; 359888 ;
Abstract
A color synthesizing device for generating a plurality of hues of color from visible light employing a beam splitter system to split the light into the three primary colors, mechanical attenuators to independently attenuate the primary color and light beams, and a recombination system to recombine the light beams to obtain the desired color hue of light.