Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11851991 | Downhole concentric friction reduction system | John M. King, Daniel Hernandez, JR., Paul Victor Oberlin | 2023-12-26 |
| 10006256 | Safety joint designed with anti-lock pressure compensation seal | Daniel Hernandez, JR., Josefat Rodriguez-Estrada, Jr., Francisco Tejada | 2018-06-26 |
| 9981362 | Apparatus and methods for high pressure leaching of polycrystalline diamond cutter elements | Russell C. Gilleylen, Guodong Zhan, Sean Matthew Donald, Haresh Ghansyam, Adondria M. Parker | 2018-05-29 |
| 9598923 | Downhole pulse generating device for through-bore operations | Russell C. Gilleylen, Haresh Ghansyam, Deepthi Raj Setlur, Alan Kitching, Shiran Waas +1 more | 2017-03-21 |
| 9212530 | Assembly and method for wide catch overshot | Daniel Hernandez, JR., Jose Saldana | 2015-12-15 |
| 9200495 | Assembly and method for wide catch overshot | Daniel Hernandez, JR., Filiberto Garcia | 2015-12-01 |
| 9080423 | 3-ring non-extrusion seal assembly and method | Jose Saldana, Daniel Hernandez, JR. | 2015-07-14 |
| 8820403 | Heavy duty rope sockets and related methods | Troy Hudson, Michael S. Krauel | 2014-09-02 |
| 8607881 | Heavy duty rope sockets and related methods | Troy Hudson, Michael S. Krauel | 2013-12-17 |
| 8464615 | Safety pipe wrench | Jeffery Ronald Clausen | 2013-06-18 |
| 7665927 | Bearing assembly for swivel joint | Gregg A. Bosley, Aditya V. Soman, David Ross | 2010-02-23 |
| 7461700 | Apparatus and method for a C-plate used in a cable guided fishing assembly | Jimmy Livingston, Jay Motley, Filiberto Garcia, C. Steven Isaacks, Noe Tony Cordova | 2008-12-09 |
| 7431077 | Cable hanger for use in a cable guided fishing assembly | Gregg A. Bosley, Donald Leach, David Ross, C. Steven Isaacks | 2008-10-07 |
| 7427091 | Spear head overshot for use in a cable guided fishing assembly | Gregg A. Bosley, David Ross, C. Steven Isaacks | 2008-09-23 |
| 7066251 | Hydraulic jar lock | Donald Leach | 2006-06-27 |
| 6681858 | Packer retriever | — | 2004-01-27 |