Inventor
SHY PERRY C
US16 patents
⚠️ This page may combine multiple inventors who share the name “SHY PERRY C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HALLIBURTON ENERGY SERV INC
10 patentsUS6026903AFeb 22, 2000
Bidirectional disappearing plug
HALLIBURTON ENERGY SERV INC166 citations98
US5826661AOct 27, 1998
Linear indexing apparatus and methods of using same
HALLIBURTON ENERGY SERV INC149 citations98
US5765641AJun 16, 1998
Bidirectional disappearing plug
HALLIBURTON ENERGY SERV INC204 citations98
US7048048B2May 23, 2006
Expandable sand control screen and method for use of same
HALLIBURTON ENERGY SERV INC95 citations97
US6668936B2Dec 30, 2003
Hydraulic control system for downhole tools
HALLIBURTON ENERGY SERV INC108 citations97
US6119783ASep 19, 2000
Linear indexing apparatus and methods of using same
HALLIBURTON ENERGY SERV INC111 citations97
US6116343ASep 12, 2000
One-trip well perforation/proppant fracturing apparatus and methods
HALLIBURTON ENERGY SERV INC121 citations95
US6199632B1Mar 13, 2001
Selectively locking locator
HALLIBURTON ENERGY SERV INC41 citations92
US5947205ASep 7, 1999
Linear indexing apparatus with selective porting
HALLIBURTON ENERGY SERV INC38 citations92
US5865252AFeb 2, 1999
One-trip well perforation/proppant fracturing apparatus and methods
HALLIBURTON ENERGY SERV INC50 citations89
HALLIBURTON CO
5 patentsUS5390742AFeb 21, 1995
Internally sealable perforable nipple for downhole well applications
HALLIBURTON CO272 citations98
US5361843ANov 8, 1994
Dedicated perforatable nipple with integral isolation sleeve
HALLIBURTON CO144 citations97
US5479989AJan 2, 1996
Sleeve valve flow control device with locator shifter
HALLIBURTON CO79 citations96
US5355953AOct 18, 1994
Electromechanical shifter apparatus for subsurface well flow control
HALLIBURTON CO90 citations96
US5309988AMay 10, 1994
Electromechanical shifter apparatus for subsurface well flow control
HALLIBURTON CO62 citations96