Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6425521 | Mailbox indicator flag | — | 2002-07-30 |
| 6263969 | Bypass sub | Carl W. Stoesz | 2001-07-24 |
| 6155150 | Hydraulic tubing punch and method of use | Larry T. Palmer, Jonathan Price | 2000-12-05 |
| 5865261 | Balanced or underbalanced drilling method and apparatus | Alex Crabtree, David Cameron | 1999-02-02 |
| 5862865 | Insert gas lift system | Donald Murray, Jonathan Price | 1999-01-26 |