1
George E Gerpheide: Methods and apparatus for data input. Thorpe North & Western, April 19, 1994: US05305017 (527 worldwide citation)

Methods and apparatus for data input. Devices are provided in accordance with this invention which utilize capacitive coupling of an object to the device to sense the object's position. The devices are comprised of a plurality of electrode strips which form virtual electrodes. The virtual electrodes ...


2
George E Gerpheide, Arthur Griffin, Anil Sabbavarapu: Apparatus and method for audible feedback from input device. Cirque Corporation, Thorpe North & Western, June 16, 1998: US05767457 (339 worldwide citation)

A method and apparatus for developing an audible feedback in the form of a response signal to a tapping motion, a gesture or a series of taps or gestures on an electronic touch-sensitive computer input device which uses an electronic switch having no mechanical switch component. In particular, the p ...


3
George E Gerpheide, Michael D Layton: Capacitance-based proximity with interference rejection apparatus and methods. Cirque Corporation, Thorpe North & Western, October 15, 1996: US05565658 (336 worldwide citation)

Apparatus and method for a capacitance-based proximity sensor with interference rejection. A pair of electrode arrays establish a capacitance on a touch detection pad, the capacitance varying with movement of a conductive object near the pad. The capacitance variations are measured synchronously wit ...


4
George E Gerpheide: Apparatus and method for tactile feedback from input device. Cirque Corporation, Morris Bateman O&apos Bryant & Compagni, October 29, 2002: US06473069 (296 worldwide citation)

A method and apparatus for providing tactile feedback to a user moving his/her finger across the touch-sensitive surface of a touchpad or tablet. Different regions of the touch-sensitive surface are differentiated from each other by providing a different human perceptible textural surfaces within th ...


5
George W LaGrange, George E Gerpheide, Richard D Woolley, Tom Donohue, Mike Layton: Computer input stylus method and apparatus. Cirque Corporation, Morriss Bateman O Bryant & Compagni, June 22, 1999: US05914708 (210 worldwide citation)

A system comprising a conductive stylus used in conjunction with a capacitance sensitive touch pad, said system providing at least two different signals to an associated computer system. The stylus is a pen-like device having an actuable switch which when actuated substantially increases the capacit ...


6
George E Gerpheide: Methods and apparatus for data input. Cirque Corporation, Thorpe North & Western, January 19, 1999: US05861875 (209 worldwide citation)

Methods and apparatus for data input. Devices are provided in accordance with this invention which utilize capacitive coupling of an object to the device to sense the object's position. The devices are comprised of a plurality of electrode strips which form virtual electrodes. The virtual electrodes ...


7
George E Gerpheide, Rick L Johnson, Marty McDonald: Method and apparatus for data input. Cirque Corporation, Morriss Bateman O&apos Bryant Compagni, April 24, 2001: US06222528 (194 worldwide citation)

A method and apparatus for providing accelerated X and Y axis position determination of a probe relative to a touchpad surface by enabling determination of the X and Y axis coordinates independent of each other. The apparatus of the present invention enables simplification of the electronics of the ...


8
George E Gerpheide, Jack S Kelliher, Everett D Robinson: System and method for extending the drag function of a computer pointing device. Cirque Corporation, Thorpe North & Western L, May 26, 1998: US05757368 (139 worldwide citation)

A method and system for extending the distance which a user can drag a cursor across a computer display device when using a touch sensitive pointing device as a relative cursor locating device. When such relative cursor locating devices are used the small perimeter size of the position sensing surfa ...


9
George E Gerpheide: Electrical charge transfer apparatus. Cirque Corporation, Thorpe North & Western, September 20, 1994: US05349303 (120 worldwide citation)

A charge transfer circuit includes an input terminal for receiving an input electrical charge, a transconductance amplifier having first and second inputs including an inverting input, and first and second differential current outputs, and a multiple output stage circuit responsive to the differenti ...


10
George E Gerpheide, B Craig Anderson, Linda Hill: Inventory and business management system which accounts for the contents of full and partially filled product containers. Impulse Computer Systems, John R Ley, January 7, 1986: US04563739 (118 worldwide citation)

A computer based system is used for taking inventory and obtaining inventory reports on numerous products which are dispensed in full containers or in quantities from partially filled containers. Each container includes a unique code identifying the product therein. A code sensor such as a bar code ...



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