Weerasinghe; Nalin
Patent Applications and Registrations
Patent applications and USPTO patent grants for Weerasinghe; Nalin.The latest application filed is for "downhole steering system and methods".
- Weerasinghe; Nalin - Sugar Land TX
- Weerasinghe; Nalin - Imbulgoda LK
- Weerasinghe; Nalin - Sagamihara JP
- Weerasinghe; Nalin - Sagamihara-shi JP
| Patent | Date |
|---|---|
| Downhole Steering System And Methods App 20210404260 - Marshall; Jonathan D. ; et al. | 2021-12-30 |
| Downhole steering system and methods Grant 11,118,408 - Marshall , et al. September 14, 2 | 2021-09-14 |
| Downhole Steering System And Methods App 20200141188 - Marshall; Jonathan D. ; et al. | 2020-05-07 |
| Wellsite system and method for multiple carrier frequency, half duplex cable telemetry Grant 10,601,464 - Olson , et al. | 2020-03-24 |
| Wellsite System And Method For Multiple Carrier Frequency, Half Duplex Cable Telemetry App 20190229767 - Olson; Alex ; et al. | 2019-07-25 |
| Method, apparatus and system for safe mode telemetry system Grant 10,087,748 - Weerasinghe , et al. October 2, 2 | 2018-10-02 |
| Toolstring topology mapping in cable telemetry Grant 9,911,323 - Santoso , et al. March 6, 2 | 2018-03-06 |
| Failure point diagnostics in cable telemetry Grant 9,535,185 - Olson , et al. January 3, 2 | 2017-01-03 |
| Measurement Using A Multi-Core Optical Fiber App 20160018245 - Yamate; Tsutomu ; et al. | 2016-01-21 |
| Toolstring communication in cable telemetry Grant 9,154,186 - Nishisaka , et al. October 6, 2 | 2015-10-06 |
| Systems and methods for hybrid cable telemetry Grant 9,091,154 - Weerasinghe , et al. July 28, 2 | 2015-07-28 |
| Method, Apparatus and System for Safe Mode Telemetry System App 20150167451 - Weerasinghe; Nalin ; et al. | 2015-06-18 |
| Cable Telemetry Synchronization System and Method App 20140354446 - Nakayama; Takeaki ; et al. | 2014-12-04 |
| Systems and Methods for Hybrid Cable Telemetry App 20140292530 - Weerasinghe; Nalin ; et al. | 2014-10-02 |
| Wellsite System and Method for Multiple Carrier Frequency, Half Duplex Cable Telemetry App 20140152459 - Olson; Alex ; et al. | 2014-06-05 |
| Failure Point Diagnostics in Cable Telemetry App 20140152456 - Olson; Alex ; et al. | 2014-06-05 |
| Toolstring Communication in Cable Telemetry App 20140152457 - Nishisaka; Hiromasa ; et al. | 2014-06-05 |
| Toolstring Topology Mapping in Cable Telemetry App 20140152460 - Santoso; David ; et al. | 2014-06-05 |
| Methods and systems for borehole telemetry Grant 8,446,291 - Weerasinghe May 21, 2 | 2013-05-21 |
| Methods and systems for borehole telemetry Grant 8,362,916 - Tjhang , et al. January 29, 2 | 2013-01-29 |
| Methods And Systems For Borehole Telemetry App 20120229293 - WEERASINGHE; NALIN | 2012-09-13 |
| Methods and systems for borehole telemetry Grant 8,217,802 - Weerasinghe July 10, 2 | 2012-07-10 |
| Methods And Systems For Borehole Telemetry App 20100194587 - WEERASINGHE; NALIN | 2010-08-05 |
| Methods and systems for borehole telemetry App 20100194586 - TJHANG; THEODORUS ; et al. | 2010-08-05 |
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