Chang; Dar-Lon
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chang; Dar-Lon.The latest application filed is for "method and system for generating a subsurface model".
- Chang; Dar-Lon - Sugar Land TX US
- Chang; Dar-Lon - Suglar Land TX
| Patent | Date |
|---|---|
| Drilling a wellbore Grant 10,662,751 - Payette , et al. | 2020-05-26 |
| Managing discontinuities in geologic models Grant 10,107,938 - Huang , et al. October 23, 2 | 2018-10-23 |
| Method and System for Generating a Subsurface Model App 20180031721 - Etiene Queiroz; Tiago ; et al. | 2018-02-01 |
| Method and System for Generating a Subsurface Model App 20180031720 - Etiene Queiroz; Tiago ; et al. | 2018-02-01 |
| Method and System for Generating a Subsurface Model App 20180031719 - Huang; Hao ; et al. | 2018-02-01 |
| Drilling advisory systems and methods to filter data Grant 9,482,084 - Chang , et al. November 1, 2 | 2016-11-01 |
| Drilling advisory systems and methods with combined global search and local search methods Grant 9,436,173 - Wang , et al. September 6, 2 | 2016-09-06 |
| Managing Discontinuities in Geologic Models App 20160124117 - Huang; Hao ; et al. | 2016-05-05 |
| Drilling advisory systems and methods with decision trees for learning and application modes Grant 9,285,794 - Wang , et al. March 15, 2 | 2016-03-15 |
| Drilling A Wellbore App 20160054729 - Payette; Gregory S. ; et al. | 2016-02-25 |
| Method to Detect Drilling Dysfunctions App 20150275648 - Wang; Lei ; et al. | 2015-10-01 |
| Optimizing well operating plans Grant 8,914,268 - Dale , et al. December 16, 2 | 2014-12-16 |
| Drilling Advisory Systems and Methods to Filter Data App 20140277752 - Chang; Dar-Lon ; et al. | 2014-09-18 |
| Drilling Advisory Systems And Methods With Decision Trees For Learning And Application Modes App 20130066471 - Wang; Lei ; et al. | 2013-03-14 |
| Drilling Advisory Systems And Methods With Combined Global Search And Local Search Methods App 20130066445 - Wang; Lei ; et al. | 2013-03-14 |
| Optimizing Well Operating Plans App 20110246163 - Dale; Bruce A. ; et al. | 2011-10-06 |
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