Cheung; Philip S.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Cheung; Philip S..The latest application filed is for "methods and systems for obtaining an electrical impedivity and/or resistivity image of a subterranean formation".

Company Profile

0.11.6

Cheung; Philip S. - Wadhurst GB
Cheung; Philip S - Wadhurst GB
Cheung; Philip S. - Montesson N/A FR
Cheung; Philip S. - Le Vesinet FR
Cheung; Philip S. - New Fairfield CT

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Methods and systems for obtaining an electrical impedivity and/or resistivity image of a subterranean formation Grant 10,101,490 - Cheung , et al. October 16, 2	2018-10-16
System and method for imaging properties of subterranean formations Grant 9,678,239 - Habashy , et al. June 13, 2	2017-06-13
Methods And Systems For Obtaining An Electrical Impedivity And/or Resistivity Image Of A Subterranean Formation App 20170075022 - Cheung; Philip S. ; et al.	2017-03-16
Systems and methods for investigating a formation surrounding a borehole Grant 9,568,636 - Cheung February 14, 2	2017-02-14
Methods and systems for obtaining an electrical impedivity and/or resistivity image of a subterranean formation Grant 9,513,399 - Cheung , et al. December 6, 2	2016-12-06
Methods and Systems for Obtaining an Electrical Impedivity and/or Resistivity Image of a Subterranean Formation App 20150008927 - Cheung; Philip S. ; et al.	2015-01-08
Fluid sensor and method of using same Grant 8,893,782 - Cheung November 25, 2	2014-11-25
System and Method for Imaging Properties of Subterranean Formations App 20140239960 - Habashy; Tarek M. ; et al.	2014-08-28
Systems and Methods for Investigating A Formation Surrounding A Borehole App 20140200809 - Cheung; Philip S.	2014-07-17
Systems and methods for investigating a formation surrounding a borehole Grant 8,718,942 - Cheung May 6, 2	2014-05-06
Fluid Sensor and Method of Using Same App 20130037263 - Cheung; Philip S.	2013-02-14
Method and apparatus for determining a depth correction for a logging tool in a well Grant 5,522,260 - Chappellat , et al. June 4, 1	1996-06-04
Method for determining fluid mobility characteristics of earth formations Grant 4,964,101 - Liu , et al. October 16, 1	1990-10-16
Method of acoustically detecting fractures in a borehole Grant 4,799,200 - Cheung January 17, 1	1989-01-17

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