Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11168525 | Installation systems and methodology for helical strake fins | Donald Wayne Allen, William Andrew West | 2021-11-09 |
| 10865910 | Coupled fairing systems | Donald Wayne Allen | 2020-12-15 |
| 10669785 | VIV suppression devices with buoyancy modules | Donald Wayne Allen, Jeffrey Robert Dupuis | 2020-06-02 |
| 10544635 | Installation systems and methodology for helical strake fins | Donald Wayne Allen, William Andrew West | 2020-01-28 |
| 10473131 | Helical strakes and collar | Donald Wayne Allen, Jeffrey Robert Dupuis | 2019-11-12 |
| 10344785 | Multiple component fairing | Donald Wayne Allen, Jeffrey Robert Dupuis | 2019-07-09 |
| 10337649 | Strake system | Donald Wayne Allen | 2019-07-02 |
| 9869128 | Installation systems and methodology for helical strake fins | Donald Wayne Allen, William Andrew West | 2018-01-16 |
| 9803431 | Copper covered vortex-induced vibration suppression devices | Donald Wayne Allen, John Wayne Gape | 2017-10-31 |
| 9702482 | Two-piece U-shaped fairing | Donald Wayne Allen, Jeffrey Robert Dupuis | 2017-07-11 |
| 9677688 | Fairing having an offset opening | Donald Wayne Allen, Jeffrey Robert Dupuis | 2017-06-13 |
| 9546523 | Collars for multiple tubulars | Donald Wayne Allen, William Andrew West | 2017-01-17 |
| 9534618 | Fairing bodies with multiple parts | Donald Wayne Allen, William Andrew West | 2017-01-03 |
| 9523456 | Segmented strake concepts | Donald Wayne Allen | 2016-12-20 |
| 9523247 | Spaced VIV suppression system | Donald Wayne Allen, Jeffrey Robert Dupuis | 2016-12-20 |
| 9163781 | Spring systems for vortex suppression devices | Donald Wayne Allen, William Andrew West, Jeffrey Robert Dupuis | 2015-10-20 |
| 9080392 | Vortex-induced vibration suppression devices for retrofitting | Donald Wayne Allen, William Andrew West, Dean Leroy Henning | 2015-07-14 |
| 9074426 | Method and apparatus for accommodating tubular diameter changes | William Andrew West, Donald Wayne Allen, Dean Leroy Henning | 2015-07-07 |
| 8944722 | Spring systems for vortex suppression devices | Donald Wayne Allen, William Andrew West, Jeffrey Robert Dupuis | 2015-02-03 |
| 8770894 | Helical strakes with molded in stand-offs | Donald Wayne Allen, William Andrew West, Troy William Dehne | 2014-07-08 |
| 8511245 | Helical strake systems | William Andrew West, Donald Wayne Allen, Philip Albert Larson, Dean Leroy Henning | 2013-08-20 |