Inventor
TRAN KHAI
US27 patents
⚠️ This page may combine multiple inventors who share the name “TRAN KHAI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WEATHERFORD LAMB
14 patentsUS6691789B2Feb 17, 2004
Expandable hanger and packer
WEATHERFORD LAMB73 citations98
US6550539B2Apr 22, 2003
Tie back and method for use with expandable tubulars
WEATHERFORD LAMB114 citations98
US7182141B2Feb 27, 2007
Expander tool for downhole use
WEATHERFORD LAMB22 citations92
US6997266B2Feb 14, 2006
Expandable hanger and packer
WEATHERFORD LAMB38 citations92
US6782953B2Aug 31, 2004
Tie back and method for use with expandable tubulars
WEATHERFORD LAMB31 citations92
US6688399B2Feb 10, 2004
Expandable hanger and packer
WEATHERFORD LAMB41 citations92
US6688395B2Feb 10, 2004
Expandable tubular having improved polished bore receptacle protection
WEATHERFORD LAMB42 citations91
US6843319B2Jan 18, 2005
Expansion assembly for a tubular expander tool, and method of tubular expansion
WEATHERFORD LAMB29 citations90
US7032679B2Apr 25, 2006
Tie back and method for use with expandable tubulars
WEATHERFORD LAMB12 citations84
US7751677B2Jul 6, 2010
Optical fiber feedthrough using axial seals for bi-directional sealing
WEATHERFORD LAMB12 citations83
US7363981B2Apr 29, 2008
Seal stack for sliding sleeve
WEATHERFORD LAMB15 citations80
US6820687B2Nov 23, 2004
Auto reversing expanding roller system
WEATHERFORD LAMB9 citations73
US8002039B2Aug 23, 2011
Valve for controlling the flow of fluid between an interior region of the valve and an exterior region of the valve
WEATHERFORD LAMB0 citations52
US7500523B2Mar 10, 2009
Valve for controlling the flow of fluid between an interior region of the valve and an exterior region of the valve
WEATHERFORD LAMB0 citations52
MR INSTR INC
4 patentsUS11839447B2Dec 12, 2023
Wearable open and adjustable MRI head coil
MR INSTR INC2 citations68
USD882092SApr 21, 2020
MRI head coil
MR INSTR INC5 citations68
US12053257B2Aug 6, 2024
Wearable open and adjustable MRI head coil
MR INSTR INC0 citations57
US12150748B2Nov 26, 2024
MRI receiver coil system
MR INSTR INC0 citations46
AMAZON TECH INC
3 patentsUS10540270B1Jan 21, 2020
Representation-based automated software testing
AMAZON TECH INC40 citations90
US10977379B1Apr 13, 2021
Utilizing canary data to identify improper data access
AMAZON TECH INC14 citations85
US10983901B1Apr 20, 2021
Systems and methods for fuzz testing serverless software applications
AMAZON TECH INC17 citations81