1
Srinivas Narayanan, Alex Li, Chad Eugene Little, Namita Gupta, Peter Xiu Deng: Integrated social network environment. Facebook, Baker Botts L, August 14, 2012: US08244848 (181 worldwide citation)

In one embodiment, a system includes one or more computing systems that implement a social networking environment and are operable to access stored information including a plurality of nodes including a first set of user nodes that each correspond to a respective user and a second set of concept nod ...


2
Srinivas Narayanan, Sanjeev Singh, Alex Li: Dynamically generating recommendations based on social graph information. Facebook, Baker Botts L, May 15, 2012: US08180804 (133 worldwide citation)

In one embodiment, a method includes maintaining access to information comprising nodes and edges; receiving a request from a first user corresponding to a first user node for a structured document corresponding to a first concept node; determining a first data set that identifies concept nodes conn ...


3
Dun Alex Li: System and method of combining ultrasound image acquisition with fluoroscopic image acquisition. General Electric Company, The Small Patent Law Group, Dean D Small, January 29, 2013: US08364242 (26 worldwide citation)

A system and method to image an imaged subject is provided. The system comprises an ultrasound imaging system including an imaging probe operable to move internally and acquire ultrasound image data of the imaged subject, a fluoroscopic imaging system operable to acquire fluoroscopic image data of t ...


4
Dun Alex Li: System and method to track and navigate a tool through an imaged subject. General Electric Company, July 3, 2012: US08213693 (26 worldwide citation)

A system to navigate an imaged subject in relation to an acquired image of the imaged subject is provided. The system includes an intracardiac echocardiography (ICE) imaging system having a transducer operable to acquire image data so as to create a four-dimensional image model of the imaged subject ...


5
Dun Alex Li, Peter Traneus Anderson, Gerald Lee Beauregard: Electromagnetic tracking using a discretized numerical field model. General Electric Company, May 12, 2009: US07532997 (19 worldwide citation)

A method for electromagnetic tracking the position and orientation of an object using a discretized numerical field model, rather than the conventional analytical dipole model. The method including the steps of determining a discretized numerical field model associated with a particular distortion s ...


6
Dun Alex Li, Christopher A Nafis, Douglas G Wildes, Vernon T Jensen: Intracardiac echocardiography image reconstruction in combination with position tracking system. General Electric Company, The Small Patent Law Group, Dean D Small, April 23, 2013: US08428690 (12 worldwide citation)

A system and method to display a four-dimensional (4D) model of an imaged anatomy is provided. The system comprises a controller, and an imaging system including an imaging probe in communication with the controller. The imaging probe can acquire generally real-time, 3D image data relative to a dire ...


7
Srinivas Narayanan, Sanjeev Singh, Alex Li: Dynamically generating recommendations based on social graph information. Facebook, Baker Botts L, December 29, 2015: US09223879 (6 worldwide citation)

In one embodiment, a method includes maintaining access to information comprising nodes and edges; receiving a request from a first user corresponding to a first user node for a structured document corresponding to a first concept node; determining a first data set that identifies concept nodes conn ...


8
Dun Alex Li, Christopher Allen Nafis, Douglas Glenn Wildes, Vernon Thomas Jensen, Weston Blaine Griffin: Navigation and imaging system sychronized with respiratory and/or cardiac activity. General Electric Company, Andrus Sceales Starke & Sawall, November 15, 2011: US08057397 (6 worldwide citation)

An imaging and navigation system is disclosed herein. The imaging and navigation system includes a computer and an ultrasonic imaging device disposed at least partially within an ultrasound catheter. The ultrasonic imaging device is connected to the computer and is adapted to obtain a generally real ...


9
Dun Alex Li, Richard Aufrichtig, Lonnie B Weston, Peter Traneus Anderson: Apparatus for universal electromagnetic navigation target for fluoroscopic systems. General Electric Company, McAndrews Held & Malloy, Peter J Vogel, Michael A Dellapenna, February 9, 2010: US07658541 (6 worldwide citation)

Certain embodiments of the present invention provide a system for an electromagnetic shield assembly for use with C-arms. In an embodiment, the system may include a ring shield configured to encompass an x-ray detector. The ring shield may have a first window opening to receive x-rays. The system ma ...


10
Dun Alex Li, Joseph Casey Crager, Peter Kelley, Andrey Litvin: Method and system for correction of fluoroscope image distortion. General Electric Company, McAndrews Held & Malloy, Michael A Dellapenna, July 26, 2011: US07986826 (4 worldwide citation)

Certain embodiments of the present invention provide for a system and method for modeling S-distortion in an image intensifier. In an embodiment, the method may include identifying a reference coordinate on an input screen of the image intensifier. The method also includes computing a set of charged ...