Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10648298 | Method of expanding a tubular and expandable tubular | Daniele Di Crescenzo, Djurre Hans Zijsling, Rob Bosman | 2020-05-12 |
| 9677179 | Pipe connector and method | Petrus Cornelis Kriesels, Egbert Jan Van Riet, Djurre Hans Zijsling | 2017-06-13 |
| 9617800 | Connector assembly | Djurre Hans Zijsling, Egbert Jan Van Riet | 2017-04-11 |
| 9320761 | Bone induction system and methods | Hugo Pedrozo, Shuliang Li | 2016-04-26 |
| 8205680 | Expandable connection | Robert Lance Cook, David Paul Brisco, R. Bruce Stewart, Robert Donald Mack, Lev Ring +3 more | 2012-06-26 |
| 8196652 | Radial expansion system | David Paul Brisco, Brock Watson, Malcolm William Gray, Grigoriy Grinberg, Scott Costa +1 more | 2012-06-12 |
| 8056642 | Method of radially expanding a tubular element | Petrus Cornelis Kriesels, Robert Donald Mack | 2011-11-15 |
| 7819185 | Expandable tubular | — | 2010-10-26 |
| 7739917 | Pipe formability evaluation for expandable tubulars | Lev Ring | 2010-06-22 |
| 7712522 | Expansion cone and system | Malcolm William Gray, Grigoriy Grinberg, Matthew Shade, Alla Petlyuk, Scott Costa +5 more | 2010-05-11 |
| 7571774 | Self-lubricating expansion mandrel for expandable tubular | Lev Ring | 2009-08-11 |
| 7503393 | Lubrication system for radially expanding tubular members | Kevin Waddell, Larry Kendziora, Scott Costa | 2009-03-17 |
| 7424918 | Interposed joint sealing layer method of forming a wellbore casing | Lev Ring, Scott Costa | 2008-09-16 |
| 7377326 | Magnetic impulse applied sleeve method of forming a wellbore casing | Lev Ring | 2008-05-27 |
| 7354627 | Method for organizing the assembly of collagen fibers and compositions formed therefrom | Hugo Pedrozo | 2008-04-08 |
| 7013716 | Method and apparatus for measuring, analyzing, and characterizing irregularities on a surface of an article | Donald K. Cohen, Dana M. Combs, Ralph Larson, Robert R. Binoniemi | 2006-03-21 |
| 6816250 | Method and apparatus for measuring irregularities on an outer surface of a rotatable cylindrical shaft | Dana M. Combs, Donald K. Cohen | 2004-11-09 |
| 6797084 | Method of manufacturing case hardened journal cross for use in a universal joint | Donald A. Rhoda, Glen Fillion, Otto Zaslavskiy | 2004-09-28 |
| 6736404 | Shaft for use with annular seal assembly and method of manufacturing same | — | 2004-05-18 |
| 6308882 | Method for joining ductile iron and steel | Gregory A. Fett, James A. Duggan, Oscar Mnushkin | 2001-10-30 |
| 5814717 | Oil seal tester | Joseph Antonini, David Sverdlik | 1998-09-29 |
| 5713324 | Piston ring coating | Rick L. Frame, Paul D. Macy | 1998-02-03 |
| 5505466 | Cylinder head gasket with retaining ring and spring seal | Harry G. Willis | 1996-04-09 |
| 5454574 | Composite powdered metal combustion seal ring | Harry G. Willis | 1995-10-03 |
| 5338046 | Composite powdered metal retaining ring | Harry G. Willis | 1994-08-16 |