RD

Richard W. DeLange

GP Grant Prideco: 9 patents #1 of 58Top 2%
WH Weatherford Technology Holdings: 6 patents #96 of 753Top 15%
WE Weatherford/Lamb: 4 patents #167 of 852Top 20%
GP Grant Prideco: 3 patents #4 of 62Top 7%
BH Baker Hughes Holdings: 1 patents #1,949 of 3,522Top 60%
📍 Kingwood, TX: #44 of 726 inventorsTop 7%
🗺 Texas: #4,820 of 125,132 inventorsTop 4%
Overall (All Time): #153,584 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #TitleCo-InventorsDate
11434729 Expandable liner John R. Setterberg, Jr., Scott H. Osburn, Ghazi J. Hashem, Gregory G. Galloway 2022-09-06
10865625 Expandable liner John R. Setterberg, Jr., Scott H. Osburn, Michael B. CAPEHART, Feng GAO 2020-12-15
10648297 Expandable liner John R. Setterberg, Jr., Scott H. Osburn, Ghazi J. Hashem, Gregory G. Galloway 2020-05-12
10156128 Couplings for expandable tubular Scott H. Osburn, Syed Hossain 2018-12-18
9657555 Couplings for expandable tubular Scott H. Osburn, Syed Hossain 2017-05-23
9169722 Methods and apparatus relating to expansion tools for tubular strings Scott H. Osburn, Varadaraju Gandikota, Ghazi J. Hashem 2015-10-27
9044802 Dynamic load expansion test bench and method of expanding a tubular Merle E. Evans, John R. Setterberg, Jr. 2015-06-02
8714243 Methods and apparatus relating to expansion tools for tubular strings Scott H. Osburn, Varadaraju Gandikota, Ghazi J. Hashem 2014-05-06
8181707 Apparatus and methods to protect connections Merle E. Evans, John R. Setterberg, Jr., Lev Ring, Ghazi J. Hashem 2012-05-22
7798238 Apparatus and methods to protect connections Merle E. Evans, John R. Setterberg, Jr., Lev Ring, Ghazi J. Hashem 2010-09-21
7438329 Methods and connections for coupled pipe Matthew Allen Hegler, Andyle Gregory Bailey 2008-10-21
7350830 Pressure relieved thread connection Woodward A. Taylor, Curtis J. Parker 2008-04-01
7086669 Method and apparatus for sealing radially expanded joints M. Edward Evans, D. Scott Costa 2006-08-08
6905149 Pressure relieved thread connection Woodward A. Taylor, Curtis J. Parker 2005-06-14
6863313 Threaded connection for internally clad pipe Ghazi J. Hashem 2005-03-08
6811189 Corrosion seal for threaded connections Merle E. Evans, Richard Griffin, William W. Starodub, Gregory K. Otten, Donna S. Anderson 2004-11-02
6609735 Threaded and coupled connection for improved fatigue resistance M. Edward Evans 2003-08-26
6581980 Threaded connection with high compressive rating Merle E. Evans, Darrell Scott Costa, Reji Eason 2003-06-24
6550821 Threaded connection M. Edward Evans 2003-04-22
6406070 Casing drilling connector with low stress flex groove Ed Evans, Richard Griffin 2002-06-18
6273474 Threaded connection for internally clad pipe Ghazi J. Hashem 2001-08-14
6042153 Threaded connection for internally clad pipe Ghazi J. Hashem 2000-03-28
5931511 Threaded connection for enhanced fatigue resistance Ed Evans, Jerry L. Buster 1999-08-03
5092635 Buttress thread form Merle E. Evans, Donna S. Anderson 1992-03-03
5040827 Method and apparatus for improved oilfield connections 1991-08-20