US Patents

Augmented Reality Displays:

USA 13,340,451Wearable display for near to eye viewing with expanded beam. (Link pending publication)
USA 11,181,747Wearable pupil-forming display apparatus.
USA 11,156,817 Scanning microscope with enhanced FOV and NA.
USA 11,137,610 System method and non-transitory computer readable storage media related wearable pupil forming display apparatus with variable opacity and dynamic focal length adjustment.
USA 11,112,611 Wearable pupil-forming display apparatus.
USA 10,816,795 Wearable display for near-to-eye viewing.
USA 10,061,129 Birefringent ocular for augmented reality imaging.
USA 9,740,004 Pupil-expanded biocular volumetric display.
USA 8,441,733 Pupil expanded volumetric display.
USA 8,215,776 Line Illumination apparatus using laser arrays.
USA 8,094,377 Head Mounted Optical Apparatus using an OLED display.
USA 6,522,474 Head mounted optical apparatus for stereoscopic display.

3D auto-stereoscopic systems:

USA 7,111,943 Wide field display using a scanned light linear modulator array.
USA 6,940,645 Monocentric auto-stereoscopic optical apparatus with a spherical gradient ball Lens.
USA 6,871,956 Auto-stereoscopic optical apparatus.
USA 6,869,183 Auto-stereoscopic optical apparatus for viewing a stereoscopic virtual image.
USA 6,834,961 Auto-stereoscopic optical apparatus.
USA 6,752,498 Adaptive auto-stereoscopic display.
USA 6,511,182 An auto-stereoscopic optical apparatus using a scanned liner image source.
USA 6,416,181 Monocentric auto-stereoscopic optical apparatus and method.

Medical optical systems:

USA 11,156,817 Scanning microscope with enhanced FOV and NA.
USA 7,296,894 Fundus camera having scanned illumination and pupil tracking.

LCD and OLED displays:

USA 7,892,381 Method for forming an optical converter.
USA 7,618,178 Backlight containing formed birefringence reflective polarizer.
USA 7,548,676 Apparatus and method for forming an optical converter.
USA 7,334,897 Display apparatus using LCD panel.
USA 7,295,262 Apparatus having collimated illumination.
USA 7,292,760 Optical converter formed from flexible strip.
USA 7,229,199 Backlight using surface emitting light source and Fresnel lens.
USA 7,198,373 Display apparatus using LCD panel.
USA 7,149,393 An apparatus and method for forming a fiber optic faceplate.
USA 7,024,082 Apparatus and method for forming an optical converter.

Display films:

USA 7,581,867 Brightness enhancement film using an array of light concentrators.
USA 7,359,020 Optical devices of substantially identical crossed sheet polarizers.
USA 7,229,199 Backlight using surface-emitting light sources.
USA 7,160,017 Brightness enhancement film using a linear arrangement of light concentrator.
USA 6,997,595 Brightness enhancement article having trapezoidal prism surface.
USA 6,943,930 Method and system of fabrication of optical film using an exposure source and reflecting surface.

Digital camera optics:

USA 9,654,675 Optical attachment for deviating field of view.
USA 7,616,881 Zoom flash with liquid crystal lens.
USA 7,298,970 Zoom flash with variable focus lens.
USA 6,937,283 Anti Aliasing low pass blur filter for reducing artifacts in Imaging apparatus ñ lithium niobate patent.
USA 5,684,293 Anti Aliasing low pass blur filter for reducing artifacts in imaging systems.

Digital cinema projection:

USA 7,559,654 High luminance display apparatus using LCD panel.
USA 7,184,115 Display apparatus with two polarization compensators.
USA 6,954,245 Display apparatus with two polarization compensators.
USA 6,909,473 Display apparatus and method.
USA 6,897,926 Modulation optical system including a compensator conditioning oblique and skew rays.
USA 6,676,260 Projection apparatus using spatial light modulator with relay lens and dichroic combiner.
USA 6,585,378 Digital cinema projector.

LCOS printers:

USA 6,980,321 Method and apparatus for printing high resolution images using multiple reflective spatial light modulators.
USA 6,930,797 Method and apparatus for printing high resolution images using multiple reflective spatial light modulators.
USA 6,407,766 A method and apparatus for printing to a photosensitive media using multiple spatial light modulators.
USA 6,215,547 Reflective LC modulator based printing system.

Laser thermal printers:

USA 6,211,897 Printing system and method for improving print quality of laser thermal printers.
USA 5,923,475 Laser printing using fly’s eye integrator.
USA 5,854,651 Optically correcting deviations from straightness of laser beams.
USA 5,745,153 Optical means for using diode laser arrays in laser multi beam printers and recorders.
USA 5,619,245 Multi beam optical system using lenslet arrays in laser multi beam printers and recorders.
USA 5,475,416 Printing system for printing an image with lasers emitting diverging laser beams.

3D lenticular systems:

USA 6,252,621 Printing lenticular images.
USA 6,191,802 Optical apparatus and method for increasing intensity of multimode laser beams and a printer for printing lenticular image.

Flying spot laser printers:

USA 6,515,782 Telecentric F-Theta lens for laser microfilm printer.
USA 6,069,680 Flying spot laser printer printing apparatus and method.
USA 5,610,753 Optical design of laser scanner to reduce thermal sensitivity.
USA 5,294,943 Method and apparatus for alignment of scan line optics with target media.
USA 5,278,691 Symmetrical overfilled polygon laser scanner.
USA 5,237,348 Method and apparatus for alignment of scan line optics with target medium using external adjusting members.
USA 5,214,441 Method and apparatus for alignment of scan optics with target medium using external adjusting members.
USA 5,151,810 Method for alignment of scan line optics with target medium.
USA 5,023,448 Beam position sensor for a light beam scanner.
USA 5,018,805 Laser printer.
USA 4,982,206 Laser printer having an apodizine mask.
USA 4,921,320 Optical scanner.
USA 4,796,962 Optical scanner.
USA 4,759,593 High resolution optical scanner.
USA 4,728,965 Laser printer having means for correcting laser pointing errors.
USA 4,651,170 Laser printer having means for changing the output image size.
USA 4,616,132 Synchronization apparatus for scanner.

CCD scanners:

USA 5,255,114 High resolution scanner.
USA 5,221,975 High resolution scanner.
USA 5,025,313 System for minimizing optical distortions and chromatic aberrations in a linear color scanner.
USA 5,012,346 Illumination system for a film scanner.

Illumination and light collection systems:

USA 10,989,390 Folded optics methods and apparatus improving efficiency of LED-based luminaries.
USA 6,988,811 Optical exposure apparatus and method for aligning a substrate.
USA 6,874,899 Apparatus and method for irradiating a substrate.
USA 5,533,152 Method and apparatus for coupling light emitted from a multiple mode a multi-mode laser diode array to a multi-mode optical fiber.
USA 4,991,918 Light collector for stimulable phosphor imaging apparatus.
USA 4,868,383 Linear integrating cavity light source used for generating of an intense beam of light.

Other novel optical components and systems:

USA 10,908,504 Imager for lithographic production.
USA 8,531,750 Afocal Beam Relay.
USA 8,274,720 Concentric Afocal Beam Relay.
USA 8,177,358 Polarized Eyewear.
USA 7,771,045 Polarized Eyewear.
USA 7,466,484 Wire grid polarizers and optical elements containing them.
USA 7,414,784 Low fill factor wire grid polarizer and method of use.
USA 6,995,816 Optical devices comprising high-performance polarizer package.
USA 6,863,404 Method for providing a curved image.
USA 6,820,982 Method and apparatus for forming an image on a curved diffusive surface.
USA 6,734,889 A color printer comprising a grating spatial light modulator.
USA 6,304,315 High speed high resolution optical film printer for duplicating motion films.
USA 6,094,210 Method and apparatus for focusing.
USA 5,241,523 Polarization-based auto focus apparatus.
USA 5,105,297 Mount for an optical element.
USA 5,002,365 Beam splitter for color imaging apparatus.
USA 4,588,269 Apparatus which shapes Gaussian beams by spherical mirrors.