1
Marc K Roberts, Matthew A Chikosky, Jerry A Speasl: Electronic still video camera with direct personal computer (PC) compatible digital format output. Personal Computer Cameras, Paul W Fish, August 11, 1992: US05138459 (235 worldwide citation)

An electronic still camera comprising a lens, shutter, and exposure control system, a focus and range control circuit, a solid state imaging device incorporating a Charge Couple Device (CCD) through which an image is focused, a digital control unit through which timing and control of an image for el ...


2
Z Jason Geng: Method and apparatus for modeling via a three-dimensional image mosaic system. Z Jason Geng, Steven L Nichols, Paul W Fish, Rader Fishman & Grauer PLLC, November 16, 2004: US06819318 (68 worldwide citation)

An imaging method and system for 3D modeling of a 3D surface forms a mosaic from multiple uncalibrated 3D images, without relying on camera position data to merge the 3D images. The system forms the 3D model by merging two 3D images to form a mosaiced image, merging the mosaiced image with another 3 ...


3
Z Jason Geng: Three-dimensional dental imaging method and apparatus having a reflective member. Genex Technologies, Steven L Nichols, Paul W Fish, Rader Fishman & Grauer PLLC, July 15, 2003: US06594539 (68 worldwide citation)

An intra-oral imaging system that produces images of a dental surface includes a probe that contains an optical conduit for transmitting light with spatially varying wavelengths for illuminating a dental surface and a camera for receiving light rays reflected from the dental surface. The invention a ...


4
Z Jason Geng: Method and apparatus for generating structural pattern illumination. Genex Technologies, Steven L Nichols, Paul W Fish, Rader Fishman & Grauer PLLC, August 30, 2005: US06937348 (52 worldwide citation)

A three-dimensional imaging method and system illuminates an object to be imaged with a light pattern that is formed from two or more light sub-patterns. The sub-patterns can each encompass the visible light spectrum or can be spatially varying intensity sub-patterns that each correspond to a red, g ...


5
Zheng J Geng: Method and system for three-dimensional imaging using light pattern having multiple sub-patterns. Zheng J Geng, Steven L Nichols, Paul W Fish, Rader Fishman & Grauer PLLC, March 2, 2004: US06700669 (50 worldwide citation)

A three-dimensional imaging method and system illuminates an object to be imaged with a light pattern that is formed from two or more light sub-patterns. The sub-patterns can each encompass the visible light spectrum or can be spatially varying intensity sub-patterns that each correspond to a red, g ...


6
Thomas M Hedges, Scott C Casteel, Andrew Dornbusch, Doug Gaff, Edmund S Pendleton, Michael J Sobel, Frey Wain: Method and optical receiver with easy setup means for use in position measurement systems. ARC Second, Steven L Nichols, Paul W Fish, Rader Fishman & Grauer, October 7, 2003: US06630993 (47 worldwide citation)

Positions can be precisely and accurately fixed instantaneously within a three-dimensional workspace. A system of two or more transmitters each continuously sweep the workspace with two fanned laser beams which are preferably about 90 degrees apart on the rotational axis of the transmitter. A receiv ...


7
Jeffrey F Skolnick, Edward R Barrientos, Sean M Beliveau, Thomas M Hedges, Eric J Lundberg, Edmund S Pendleton, Roger Wells: Method and system for creating a user-selectable arbitrary coordinate frame. ARC Second, Steven L Nichols, Paul W Fish, Rader Fishman & Grauer, December 9, 2003: US06662103 (32 worldwide citation)

A method and system allows conversion of three-dimensional data from a default coordinate frame to an arbitrary user-selected coordinate frame. The method includes obtaining position data in a default coordinate frame and transforming the data into an alternate coordinate frame defined by the user. ...


8
Thomas M Hedges, Hiro Takagi, Timothy Pratt, Michael J Sobel: Position measurement system and method using cone math calibration. Arc Second, Steven L Nichols, Paul W Fish Esq, Rader Fishman & Grauer PLLC, March 18, 2003: US06535282 (29 worldwide citation)

An improved three-dimensional position detector and measurement system includes one or more transmitters that each transmit planar light beams and a strobe pulse and a receiver that responds to illumination from the beams and the strobe. The receiver in the system includes calibration logic for exec ...


9
Sean Beliveau, Edward R Barrientos, Yvan Beliveau, Thomas M Hedges, Eric J Lundberg, Edmund S Pendleton, Timothy Pratt, Rick Slater, Michael J Sobel: Low cost 2D position measurement system and method. Arc Second, Steven L Nichols, Paul W Fish, Rader Fishman & Grauer PLLC, April 8, 2003: US06545751 (25 worldwide citation)

An improved low cost theodolite position measurement system and process which is particularly useful in enabling a single operator to conveniently set up the system and calculate elevation (el) and azimuth (az) angle data. Only a single optical transmitter is positioned within a predetermined worksp ...


10
Zheng J Geng: High speed laser three-dimensional imager. Genex Technologies, Steven L Nichols, Paul W Fish, Rader Fishman & Grauer PLLC, July 29, 2003: US06600168 (25 worldwide citation)

A high-speed three-dimensional imaging system and method projects a spatially varying intensity pattern onto an object or scene to be imaged using a laser light source in conjunction with a scanner. The pattern varies in intensity with respect to the projection angle. A pixel intensity ratio is calc ...