Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11913557 | Protection device for a fluid flow line, related installation and process | — | 2024-02-27 |
| RE40308 | Multi-purpose injection and production well system | Mark David Hamilton, Robert Smith, Kjell Revheim | 2008-05-13 |
| 7080693 | Retrievable packer assembly, method, and system with releasable body lock ring | Robert Smith, Bruce McAdam Norrie | 2006-07-25 |
| 6513444 | Media cassette | — | 2003-02-04 |
| 6481503 | Multi-purpose injection and production well system | Mark David Hamilton, Robert Smith, Kjell Revheim | 2002-11-19 |
| 6053188 | Umbrella | — | 2000-04-25 |
| 4958289 | Aircraft propeller speed control | Michael J. Sum, George W. Bennett, Steven A. Merrell | 1990-09-18 |
| 4913623 | Propeller/fan-pitch feathering apparatus | Jan Christopher Schilling, Arthur P. Adamson, Julius Bathori | 1990-04-03 |
| 4772179 | Aircraft thrust control | George W. Bennett | 1988-09-20 |
| 4772180 | Aircraft thrust control | Stanley G. Day, Paul D. Collopy, George W. Bennett | 1988-09-20 |
| 4657484 | Blade pitch varying means | Thomas G. Wakeman | 1987-04-14 |