1
Wayne Westerman, John G Elias: Method and apparatus for integrating manual input. University of Delaware, Connolly Bove Lodge & Hutz, November 27, 2001: US06323846 (1955 worldwide citation)

Apparatus and methods are disclosed for simultaneously tracking multiple finger and palm contacts as hands approach, touch, and slide across a proximity-sensing, compliant, and flexible multi-touch surface. The surface consists of compressible cushion, dielectric, electrode, and circuitry layers. A ...


2
Wayne Westerman, John G Elias: Method and apparatus for integrating manual input. The University of Delaware, Connolly Bove Lodge & Hutz, May 3, 2005: US06888536 (502 worldwide citation)

Apparatus and methods are disclosed for simultaneously tracking multiple finger and palm contacts as hands approach, touch, and slide across a proximity-sensing. compliant, and flexible multi-touch surface. The surface consists of compressible cushion, dielectric, electrode, and circuitry layers. A ...


3
Wayne Carl Westerman, John G Elias: System and method for packing multi-touch gestures onto a hand. Wong Cabello Lutsch Rutherford & Brucculeri, April 18, 2006: US07030861 (374 worldwide citation)

A multi-touch system is disclosed that compares finger arrangements at the beginning of multi-touch gestures and discriminates between neutral- and spread-hand performances. Gestures by the neutral- and spread-hand versions of each chord are then mapped to separate, but intuitively related cursor fu ...


4
Wayne Westerman, John G Elias: Method and apparatus for integrating manual input. Apple, Morrison & Foerster, March 4, 2008: US07339580 (349 worldwide citation)

Apparatus and methods are disclosed for simultaneously tracking multiple finger and palm contacts as hands approach, touch, and slide across a proximity-sensing, compliant, and flexible multi-touch surface. The surface consists of compressible cushion dielectric, electrode, and circuitry layers. A s ...


5
Wayne Westerman, John G Elias: Ellipse fitting for multi-touch surfaces. Apple, Morrison & Foerster, October 12, 2010: US07812828 (139 worldwide citation)

Apparatus and methods are disclosed for simultaneously tracking multiple finger and palm contacts as hands approach, touch, and slide across a proximity-sensing, multi-touch surface. Identification and classification of intuitive hand configurations and motions enables unprecedented integration of t ...


6
Wayne Carl Westerman, John G Elias: System and method for packing multitouch gestures onto a hand. Apple, Morrison & Foerster, April 27, 2010: US07705830 (125 worldwide citation)

A multi-touch system is disclosed that compares finger arrangements at the beginning of multi-touch gestures and discriminates between neutral- and spread-hand performances. Gestures by the neutral- and spread-hand versions of each chord are then mapped to separate, but intuitively related cursor fu ...


7
Wayne Carl Westerman, John G Elias: Identifying contacts on a touch surface. Apple, Morrison & Foerster, November 17, 2009: US07619618 (74 worldwide citation)

Apparatus and methods are disclosed for simultaneously tracking multiple finger and palm contacts as hands approach, touch, and slide across a proximity-sensing, multi-touch surface. Identification and classification of intuitive hand configurations and motions enables unprecedented integration of t ...


8
Wayne Carl Westerman, John G Elias: Maintaining activity after contact liftoff or touchdown. Apple, Morrison & Foerster, August 24, 2010: US07782307 (73 worldwide citation)

Apparatus and methods are disclosed for simultaneously tracking multiple finger and palm contacts as hands approach, touch, and slide across a proximity-sensing, multi-touch surface. Identification and classification of intuitive hand configurations and motions enables unprecedented integration of t ...


9
Wayne Carl Westerman, John G Elias: Multi-touch touch surface. Apple, Morrison & Foerster, November 20, 2012: US08314775 (72 worldwide citation)

Apparatus and methods are disclosed for simultaneously tracking multiple finger and palm contacts as hands approach, touch, and slide across a proximity-sensing, multi-touch surface. Identification and classification of intuitive hand configurations and motions enables unprecedented integration of t ...


10
James W Roberts, John G Elias, Graham A Jullien: High speed defect detection apparatus having defect detection circuits mounted in the camera housing. Dalsa, E I Du Pont de Nemours & Company, Donald W Marks, August 8, 1995: US05440648 (70 worldwide citation)

A defect detection system includes a video camera with defect detection circuits for detecting defects in video signals being outputted by corresponding sections of an array sensor such as a TDI CCD two-dimensional array sensor. Each defect detection circuit includes a subtraction circuit for subtra ...