Issued Patents All Time
Showing 25 most recent of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10233934 | Fracture-resistant self-lubricating wear surfaces | Manuel Marya, Indranil Roy | 2019-03-19 |
| 9366092 | Interface and method for wellbore telemetry system | Remi Hutin, David Santoso, Lise Hvatum, Christopher Paul Reed, Jean-Marc Follini | 2016-06-14 |
| 9157313 | Systems and methods for detecting drillstring loads | Mark Sherman | 2015-10-13 |
| 9121962 | Method and conduit for transmitting signals | Bruce W. Boyle, Brian Clark | 2015-09-01 |
| 9109439 | Wellbore telemetry system and method | Jean-Michel Hache, Remi Hutin, David Santoso | 2015-08-18 |
| 8810428 | Electrical transmission between rotating and non-rotating members | Frederic Latrille | 2014-08-19 |
| 8614273 | Seal member | Toru Noguchi, Hiroyuki Ueki, Shigeki Inukai, Masaei Ito, Morinobu Endo +1 more | 2013-12-24 |
| 8403332 | Seal member | Toru Noguchi, Hiroyuki Ueki, Shigeki Inukai, Masaei Ito, Morinobu Endo +1 more | 2013-03-26 |
| 8398301 | Apparatus for determining downhole fluid temperatures | Michael Stangeland | 2013-03-19 |
| 8344905 | Method and conduit for transmitting signals | Bruce W. Boyle, Brian Clark | 2013-01-01 |
| 8322196 | Vibrating wire viscometers | Yu Hatori, Mami Nishida, Sophie Nazik Godefroy, Michael Stangeland, Go Fujisawa | 2012-12-04 |
| 8164476 | Wellbore telemetry system and method | Jean-Michel Hache, Remi Hutin, David Santoso | 2012-04-24 |
| 8120508 | Cable link for a wellbore telemetry system | David Santoso, Lise Hvatum | 2012-02-21 |
| 8072347 | Method and apparatus for locating faults in wired drill pipe | David Santoso, Dudi Rendusara, Hiroshi Nakajima, Kanu Chadha, Lise Hvatum | 2011-12-06 |
| 7913773 | Bidirectional drill string telemetry for measuring and drilling control | Qiming Li, Brian Clark, Shyam B. Mehta, Remi Hutin, Christopher Paul Reed +5 more | 2011-03-29 |
| 7857644 | Wired drill pipe having conductive end connections | Qiming Li | 2010-12-28 |
| 7817062 | Surface communication apparatus and method for use with drill string telemetry | Qiming Li, David Santoso, Mark Sherman, Randall P. LeBlanc, John A. Thomas +1 more | 2010-10-19 |
| 7683802 | Method and conduit for transmitting signals | Bruce W. Boyle, Brian Clark, Stacy L. Johnson, David Santoso, Lise Hvatum | 2010-03-23 |
| 7413021 | Method and conduit for transmitting signals | Bruce W. Boyle, Brian Clark | 2008-08-19 |
| 7040415 | Downhole telemetry system and method | Bruce W. Boyle, Nicolas Pacault, Jean-Michel Hache, Remi Hutin, Jacques Jundt | 2006-05-09 |
| 6898339 | Multiple mode pre-loadable fiber optic pressure and temperature sensor | Jagdish Shah, Robert J. Schroeder, Philip Dryden, Rogerio Tadeu Ramos | 2005-05-24 |
| 6866306 | Low-loss inductive couplers for use in wired pipe strings | Bruce W. Boyle, Jacques Jundt | 2005-03-15 |
| 6641434 | Wired pipe joint with current-loop inductive couplers | Bruce W. Boyle, Jacques Jundt | 2003-11-04 |
| 6315050 | Packer | Vladimir Vaynshteyn, James D. Hendrickson, Jim B. Benton, Mitchell G. Willcox, Dinesh R. Patel | 2001-11-13 |
| 6304686 | Methods and apparatus for measuring differential pressure with fiber optic sensor systems | Tsutomu Yamate, Rogerio Tadeu Ramos, Robert J. Schroeder | 2001-10-16 |