Inventor
REN JIAXIANG
US24 patents
⚠️ This page may combine multiple inventors who share the name “REN JIAXIANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CNPC USA CORP
10 patentsUS11566097B2Jan 31, 2023
Degradable polymer composition for use in downhole tools and method of manufacturing
CNPC USA CORP1 citations62
US12024575B2Jul 2, 2024
Co-cured fluoroelastomers with improved chemical resistance
CNPC USA CORP0 citations60
US11827780B2Nov 28, 2023
Modified polyglycolic acid and molded articles for degradable downhole tools application
CNPC USA CORP0 citations60
US11566090B2Jan 31, 2023
Co-cured fluoroelastomers with improved chemical resistance
CNPC USA CORP0 citations60
US12202932B2Jan 21, 2025
Formulation and processing of degradable high Tg epoxy composite that can be degradable at extremely low temperature
CNPC USA CORP0 citations52
US11794290B2Oct 24, 2023
Method for forming cutters
CNPC USA CORP0 citations51
US11702891B2Jul 18, 2023
Force modulation system with an elastic force member for downhole conditions
CNPC USA CORP0 citations51
US11905799B2Feb 20, 2024
Hybrid battery pack system
CNPC USA CORP0 citations49
US12087931B2Sep 10, 2024
Hybrid battery system with multiple discharge voltage plateaus and greater charge capacity of metal in the negative electrode
CNPC USA CORP0 citations48
US11952531B1Apr 9, 2024
Compound grease coating for controlled dissolution of a dissolvable component of a downhole tool
CNPC USA CORP0 citations46
REN JIAXIANG
6 patentsUS8939222B2Jan 27, 2015
Shaped memory polyphenylene sulfide (PPS) for downhole packer applications
REN JIAXIANG14 citations82
US9120898B2Sep 1, 2015
Method of curing thermoplastic polymer for shape memory material
REN JIAXIANG5 citations81
US9144925B2Sep 29, 2015
Shape memory polyphenylene sulfide manufacturing, process, and composition
REN JIAXIANG6 citations71
US8876944B2Nov 4, 2014
Downhole fluid separation system and method
REN JIAXIANG6 citations71
US9260568B2Feb 16, 2016
Method of curing thermoplastic polymer for shape memory material
REN JIAXIANG4 citations69
US8962096B2Feb 24, 2015
Method for preparing a high temperature polymer coating
REN JIAXIANG2 citations59
PGS AMERICAS INC
3 patentsUS7035737B2Apr 25, 2006
Method for seismic wavefield extrapolation
PGS AMERICAS INC18 citations92
US6985405B2Jan 10, 2006
Method for stable estimation of anisotropic parameters for P-wave prestack imaging
PGS AMERICAS INC21 citations92
US6466873B2Oct 15, 2002
Method of extended recursive f-k migration
PGS AMERICAS INC22 citations91