1
Paul J Stewart, Yihan Chen: Force feedback haptic interface for a three-dimensional CAD surface. Ford Global Technologies, David B Kelley, December 2, 1997: US05694013 (142 worldwide citation)

A method for providing a haptic interface between a user held physical device and a computer generated parametric surface determines if a collision has occurred therebetween. If a collision has occurred, a force to apply to the physical device is determined and a force actuation mechanism is activat ...


2
Samuel E Ebenstein, Gregory H Smith, Paul J Stewart: Non-contact method and system for building CAD models by integrating high density data scans. Ford Motor Company, Roger L May, Kevin G Mierzwa, May 9, 1995: US05414647 (29 worldwide citation)

Method and system are provided which permits the very precise integration of high density data scans obtained from different part orientations through the use of Horn's method. The data may be obtained from a laser scanner or other methods for obtaining high density data such as Moire interferometry ...


3
Yifan Chen, Paul J Stewart, Pietro Buttolo, Anne Marsan: System and method of interactively generating a family of mesh models. Ford Motor Company, Gifford Krass Sprinkle Anderson & Citkowski P C, Gary Smith, September 25, 2007: US07275023 (15 worldwide citation)

A system and method for interactively generating a family of mesh models is provided for use in engineering analysis. The system includes a user computer system having a memory, a processor, a user input device and a display device. The system also includes a remotely located computer system having ...


4
Glenn E Durfee, Dirk Balfanz, Diana K Smetters, Paul J Stewart: Posture-based data protection. Palo Alto Research Center Incorporated, Park Vaughan & Fleming, September 7, 2010: US07793110 (12 worldwide citation)

One embodiment of the present invention provides a system that facilitates access to encrypted data on a computing device based on a security-posture of the computing device. During operation, the system assesses the security-posture of the computing device upon which the encrypted data is stored. I ...


5
Paul J Stewart, Diana K Smetters, Rebecca E Grinter, Dirk Balfanz, Glenn E Durfee, Hao Chi Wong: Method and apparatus for using a secure credential infrastructure to access vehicle components. Palo Alto Research Center Incorporated, Park Vaughan & Fleming, July 13, 2010: US07757076 (8 worldwide citation)

We present technology that allows layman computer users to simply create, provision, and maintain secured infrastructure—an instant PKI. This technology can be used in a wide variety of applications including enabling secure communications to components of a vehicle, and enabling secure communicatio ...


6
Diana K Smetters, Dirk Balfanz, Glenn E Durfee, Rebecca E Grinter, Paul J Stewart, Hao Chi Wong: Method, apparatus, and program product for securely presenting situation information. Palo Alto Research Center Incorporated, Park Vaughan & Fleming, November 18, 2008: US07454619 (7 worldwide citation)

We present technology that allows layman computer users to simply create, provision, and maintain secured infrastructure—an instant PKI. This technology can be used in a wide variety of applications including wired and wireless networks, secure sensor networks (such as medical networks), emergency a ...


7
Paul J Stewart, Yifan Chen: Method for locating flaws in a smooth surface of an object. Ford Motor Company, David B Kelley Esq, Roger L May Esq, May 6, 1997: US05627646 (6 worldwide citation)

A method for locating flaws in a smooth surface using at least one light source includes the steps of setting the light source at a predetermined length above the smooth surface, locating a highlight line, translating the light source across the smooth surface to create a plurality of highlight line ...


8
Paul J Stewart, Diana K Smetters, David K Fork: Electromagnetic tags. Palo Alto Research Center Incorporated, Fay Sharpe, September 16, 2008: US07425899 (6 worldwide citation)

An electromagnetic tag includes a communication component, which includes an optical transmitter/emitter that transmits/emits optically encoded information.


9
Pietro Buttolo, Paul J Stewart: Method of real time collision detection between geometric models. Ford Global Technologies, Ford Global Technologies, March 29, 2005: US06873944 (5 worldwide citation)

A method of real time collision detection between geometric models includes the steps of identifying a current tracking point of a force feedback device colliding with a mesh model of the geometric model and identifying a current triangle associated with the current tracking point, wherein the force ...


10
Diana K Smetters, Dirk Balfanz, Glenn E Durfee, Rebecca E Grinter, Paul J Stewart, Hao Chi Wong: Method, apparatus, and program product for provisioning secure wireless sensors. Palo Alto Research Center Incorporated, Park Vaughan Fleming & Dowler, Shun Yao, May 3, 2011: US07937089 (3 worldwide citation)

We present technology that allows layman computer users to simply create, provision, and maintain secured infrastructure—an instant PKI. This technology can be used in a wide variety of applications including wired and wireless networks, secure sensor networks (such as medical networks), emergency a ...