Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11634958 | Downhole tool with bottom composite slip | Evan Lloyd Davies, Yi Xia, Luis Miguel Avila, Gabriel Slup, Ashton E. Diaz | 2023-04-25 |
| 11078739 | Downhole tool with bottom composite slip | Evan Lloyd Davies, Yi Xia, Luis Miguel Avila, Gabriel Slup, Ashton E. Diaz | 2021-08-03 |
| 10801298 | Downhole tool with tethered ball | Evan Lloyd Davies, Luis Miguel Avila | 2020-10-13 |
| 10633534 | Downhole tool and methods of use | Evan Lloyd Davies, Duke VanLue, Yanan Hou, Liguo Li | 2020-04-28 |
| D877217 | One-piece slip | Evan Lloyd Davies, Yi Xia, Luis Miguel Avila, Gabriel Slup | 2020-03-03 |
| D877216 | One-piece slip | Evan Lloyd Davies, Yi Xia, Luis Miguel Avila, Gabriel Slup | 2020-03-03 |
| 8474537 | High capacity wellhead connector having a single annular piston | Robert K. Voss, Perry J. Stokes, Joseph W. Pallini, Robert N. Rogers, William T. Higgins | 2013-07-02 |
| 8155939 | Particle-surface interaction model and method of determining particle-surface interactions | — | 2012-04-10 |
| D586116 | Pod bag | — | 2009-02-10 |
| 5458072 | Disposable medical wastes collector with liquid absorber | L. Andrew Withers | 1995-10-17 |
| 5385105 | Burnable wastes collector with liquid absorber and identifier | L. Andrew Withers | 1995-01-31 |
| 5323719 | Contaminated wastes disposal system | L. Andrew Withers | 1994-06-28 |
| 5259501 | Personal use syringe collecting and disposing system | L. Andrew Withers | 1993-11-09 |
| 5245117 | Personal use syringe dispensing and collecting system | L. Andrew Withers | 1993-09-14 |
| 5167193 | Medical wastes disposal system | L. Andrew Withers | 1992-12-01 |
| 5163375 | Medical wastes disposal system | L. Andrew Withers | 1992-11-17 |
| 5152394 | Personal use syringe dispensing and collecting system | — | 1992-10-06 |
| 4874711 | Method for altering characteristics of active semiconductor devices | Robert K. Feeney, David R. Hertling | 1989-10-17 |
| 4820657 | Method for altering characteristics of junction semiconductor devices | Robert K. Feeney | 1989-04-11 |
| 4637419 | Subsea control pod valve assembly | — | 1987-01-20 |
| 4613164 | Misalignment tieback tool - rotating casing | Lionel J. Milberger | 1986-09-23 |
| 4613162 | Misalignment tieback tool - non-rotating casing | — | 1986-09-23 |
| 4611829 | Misalignment tieback tool - swivel connection | — | 1986-09-16 |
| 4607865 | Connector, ratcheting type | — | 1986-08-26 |
| 4591821 | Chromium-silicon-nitrogen thin film resistor and apparatus | Wayne M. Paulson | 1986-05-27 |