US Patents

US Patents Received


U.S.  5,018,808  “Method and Apparatus for Beam Displacement in Output Printer”.

U.S.  5,039,183  “Holographic Laser Scanner”.

U.S.  5,049,936  “Optical System for Forming 2 Images of 1 Document”.

U.S.  5,569,904  “Multispot Autofocus System”.

U.S.  5,070,509  “Surface Emitting, Low Threshold Laser Diode”.

U.S.  5,164,955  “Laser Diode with Volume Refractive Index Grating”.

U.S.  5,471,046  “Camera Auto-Focusing System with Designator Using Volume HOE”.

U.S.  5,485,235  “Pointing System for Correctly Aiming a Camera”.

U.S.  5,500,702  “Device for Identifying a Perimeter of a Scene to be Recorded”.

U.S.  5,543,966  “Hybrid Refractive/Diffractive Achromatic Camera Lens”.

U.S.  5,557,315  “Digital Photographic Printing Using Modulated White Light Source”.

U.S.  5,569,904  “Multispot Autofocus System”.

U.S.  5,581,405  “Hybrid Refractive/Diffractive Achromatic Camera Lens and Camera”.

U.S.  5,589,983  “A Method of Manufacturing a Diffractive Surface Profile”

U.S.  5,664,253  “Stand Alone Photofinishing Device”.

U.S.  5,612,172  “Method and Apparatus for Writing onto Photosensitve Medium”.

U.S.  5,682,266  “Blur Filter for Eliminating Aliasing in Electrically Sampled Images”.

U.S.  5,696,371  “Diffractive / Refractive Lenslet Array”.

U.S.  5,699,143  “Method and Apparatus for Writing using a Modulated Source”.

U.S.  5,701,005  “Color Separating Diffractive Optical Array and Image Sensor”.

U.S.  5,703,351  “Autofocus Module with Toroidal Lens”.

U.S.  5,715,090  “Color Corrected Viewfinder”.

U.S.  5,715,091  “Hybrid Refractive/Diffractive Achromatic Camera Lens”.

U.S.  5,715,096  “Zoom Lens”.

U.S.  5,726,810  “Compact Zoom Lens”.

U.S.  5,731,899  “Lenslet Array System Incorporating an Integral Field Lenslet Array”.

U.S.  5,731,914  “Zoom Lens”.

U.S.  5,742,431  “Catadioptric Lens System Incorporating Diffractive Achromatization”.

U.S.  5,751,492  “Diffractive/Refractive Lenslet Array Incorporating a Second Aspheric Surface”.

U.S.  5,796,522  “Lenslet Array System with Baffle and Shutter”.

U.S.  5,799,216  “Scene Intensity Measuring and Illumination Source Detection Apparatus”.

U.S.  5,801,889  “Technique to Eliminate Scattered Light in  Diffractive Optics”.

U.S.  5,812,322  “Lenslet Array System Incorporating a Field Lenslet Array”.

U.S.  5,822,125  “Lenslet Array System”.

U.S.  5,825,556   “Zoom Lens”.

U.S.  5,859,715  “Diffractive Laser Scanner”

U.S.  5,894,326  “Electronic Camera Having a Printer”

U.S.  6,137,535  “Compact Digital Camera with Segmented Fields of View”

U.S.  6,141,048  “Compact Image Capture Device”

U.S.  6,438,396  “Method and Apparatus of Providing High Contrast Imaging”

U.S.  6,469,843  “Optical Bench Assembly and Fabrication Method”

U.S.  6,650,916  “Method and Apparatus for Providing High Contrast Imaging”

U.S.  6,724,784  “Optical Wavelength Locker Module with High Thermal Conductivity”

U.S,  6,785,033  “Optical Attenuating Device and Method of Manufacturing”

U.S.  6,859,324  “Optical Multiplexer / Demultiplexer Architecture”

U.S.  6,920,168  “Optical Assembly”

U.S.  7,123165   “Apparatus and Method for Monitoring the Output of a Warning or Indicator Light”

U.S.  7,442,871   “Photovolatic Modules for Solar Concentrator”

U.S.  7,690,811  “System for Improved Backlight Illumination Uniformity

U.S.  7,692,867  “Enhanced Parfocality”

U.S.  7,885,011  “Objective for Optical Imaging Systems”

U.S.  8.276,379  “Systems and apparatus relating to solar-thermal power generation”

U.S.  8,743,368   “Optical Sensor System and Method of Sensing”

U.S.  9,046,225  “Lighting System with Improved Illumination Distribution