Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7478679 | Field assembled packer | Vel Berzin, Robert O. Castillo, Darwin D. Arline | 2009-01-20 |
| 7441596 | Swelling element packer and installation method | Edward T. Wood, Steven N. Bailey, Vel Berzin, James R. Korte, Edward J. O'Malley +1 more | 2008-10-28 |
| 6374916 | Method and apparatus for stiffening an output shaft on a cutting tool assembly | — | 2002-04-23 |
| 5348088 | Coiled tubing external connector with packing element | Arthur J. Morris | 1994-09-20 |
| 5306050 | Apparatus for internally connecting to coiled tubing | Brian K. Moore | 1994-04-26 |
| 5238273 | Apparatus for internally connecting to coiled tubing | Brian K. Moore | 1993-08-24 |