Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5753812 | Transducer for sonic logging-while-drilling | Jeffrey B. Aron, Shu-Kong Chang, Donald A. Klasel | 1998-05-19 |
| 5353877 | Electrically controlled latch for well applications | Jean-Luc Decorps | 1994-10-11 |