Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8037942 | Resettable antiextrusion backup system and method | Paul Madero | 2011-10-18 |
| 8016295 | Helical backup element | Randall V. Guest, Marc Samuelson, Dennis E. Kroll | 2011-09-13 |
| 7891433 | Resettable antiextrusion backup system and method | Paul Madero | 2011-02-22 |
| 7861778 | Pressure orienting swivel arrangement and method | Jeffery D. Kitzman, Wesley Charles Byrne, Marc Samuelson | 2011-01-04 |