U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

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...that to encourage use of his new invention, the shopping cart, market owner Sylvan Goldman hired fake shoppers to push the carts around his store in Oklahoma City? Seems his customers were reluctant to give up their hand-carried baskets.

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Examiner: Sever, Andrew


Primary examiner statistics: 82 patents; average approval time: 82 days
Assistant examiner statistics: 318 patents; average approval time: 821 days

Patents as Primary Examiner (view all)

Patent No. Patent Title:
7461941 Uninterrupted power supply for projection lamp protection
7448756 Slim optical projection system and image display apparatus employ...
7448761 Architecture for a projector
7445342 Image projection system for personal media player
7441906 Keystone correction system and method
7441903 Power on/off system of thin projector and method for controlling ...
7441905 Optical scanner
7441909 Optical assembly for a projection system
7438422 Simplified night sky display system
7434937 Methods and systems for calibrating rear projection video
7434944 Image projection apparatus
7431464 Projection display system with diffractive linear display device
7425072 Method and apparatus for displaying 3-D image
7425071 Video display device and decoration display body
7425073 Method and apparatus for conserving power in a laser projection d...
7419269 Display device and projector
7419268 Image processing system, projector, and image processing method
7416307 Optical apparatus and projection apparatus
7413315 Integrated optical assembly and method for projection displays
7413314 Optical system with iris controlled in real time
7410262 System and method for compensating for spoke light
7407296 Integrated light gathering reflector and optical element holder
7407291 Micromirror projection of polarized light
7407295 Projection of overlapping sub-frames onto a surface using light s...
7404643 Projector having polarization conversion element
7401929 Projector and image correction method
7401928 Scanning display optical system
7401927 Method of illumination and display apparatus
7396135 Display apparatus and image information generating method adapted...
7396134 Apparatus and method for driving light source of projector
7396132 Prism assembly for use in optical devices and projector comprisin...
7396136 Illumination unit having an LED and image projecting apparatus em...
7393110 Media projector system
7384158 Image projection system and method
7380945 Color micro-mirror projectors
7377657 Image presentation device with light source controller
7377655 Projection type display apparatus
7377649 Projector arrangement
7377653 Color display apparatus having virtual single light origin
7374291 Projection optical system and image display apparatus using same

Patents as Assistant Examiner (view all)

Patent No. Patent Title:
7290884 Display device having resolution improving apparatus for project-...
7270417 Display device and display method in which resolution improving a...
7270423 Projection display
7270422 Image processing system, projector, program, information storage ...
7255446 Projection type video display
7252395 MEMS device deflection stop
7252390 Projecting optical system
7249856 Electrostatic bimorph actuator
7241018 Exhaust device of image display
7237907 Projection system that adjusts for keystoning
7237904 Control method for cooling a projection display
7237905 Projection type display apparatus and lamp cooling apparatus
7237900 Polarization conversion system
7234822 Light propagation structure and optical display device of optical...
7234817 Liquid crystal projection system
7234816 Polarizing beam splitter assembly adhesive
7232228 Light recovery for projection displays
7232224 Simultaneous color illumination
7229176 Device for displaying imagery three-dimensionally
7226174 Apparatus for mounting a data/video projector in a portable enclo...
7226169 Projection system using spatial filter
7222969 Split image optical display
7216986 Color separating and mixing element, video light producing device...
7216991 Lighting unit and projector including the same
7213924 Image projection apparatus and image projection system
7210787 High efficiency projection system and method of forming color ima...
7207680 Projection display
7204592 Stereoscopic image projection system
7201484 Projector with foreign matter detecting means
7201483 Apparatus and method for providing both day and night vision simu...
7198374 Prism structure and projector
7192141 Optical arrangement for non-inverting illumination system
7188959 Lamp receiver for use in projector systems
7190516 Screen, optical film, and method of manufacturing an optical film
7188954 Image displaying apparatus and color separating-combining optical...
7188957 Projection systems and methods for both color and monochromatic d...
7188955 Projection optical system
7185986 Projection type video display apparatus, light deflection device ...
7185989 Color separation device, imaging optical engine, and projection a...
7182465 Methods, systems, and computer program products for imperceptibly...
 
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