Inventor
MAO GUOQIANG
US32 patents
⚠️ This page may combine multiple inventors who share the name “MAO GUOQIANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
POREX CORP
17 patentsUS7674517B2Mar 9, 2010
Composite porous materials and methods of making and using the same
POREX CORP41 citations94
US7507469B2Mar 24, 2009
Multi-layer coated porous materials and methods of making the same
POREX CORP40 citations94
US7094464B2Aug 22, 2006
Multi-layer coated porous materials and methods of making the same
POREX CORP56 citations94
US8852122B2Oct 7, 2014
Liquid sampling, storage, transfer and delivery device
POREX CORP18 citations91
US9370731B2Jun 21, 2016
Sintered porous plastic liquid barrier media and applications thereof
POREX CORP5 citations84
US9696241B2Jul 4, 2017
Liquid sampling, storage, transfer and delivery device
POREX CORP10 citations83
US8349400B2Jan 8, 2013
Method of making a composite porous material
POREX CORP7 citations82
US7833615B2Nov 16, 2010
Composite porous materials and methods of making and using the same
POREX CORP12 citations82
US9533136B2Jan 3, 2017
Sintered porous polymeric caps and vents for components of medical devices
POREX CORP11 citations74
US10238777B2Mar 26, 2019
Hydrophobic porous non mechanical valve for medical suction device
POREX CORP2 citations66
US7456025B2Nov 25, 2008
Sintered polymer membrane for analyte detection device
POREX CORP7 citations66
US7795346B2Sep 14, 2010
Sintered porous high melt-flow index materials and methods of making same
POREX CORP5 citations60
US11141951B2Oct 12, 2021
Membrane-coated sintered porous media for sample collection
POREX CORP2 citations59
US11833461B2Dec 5, 2023
Small diameter tubular porous fiber filter
POREX CORP0 citations55
US9346046B2May 24, 2016
Sintered porous plastic plug for serological pipette
POREX CORP2 citations54
US11618017B2Apr 4, 2023
Squeezable sample preparation device
POREX CORP0 citations49
US11766525B2Sep 26, 2023
Infusion device with a hydrophilic sintered porous plastic or hydrophilic porous fiber air stop filter
POREX CORP0 citations41
MAO GUOQIANG
6 patentsUS8178602B2May 15, 2012
Functional surface coating
MAO GUOQIANG62 citations97
US8187534B2May 29, 2012
Porous barrier media comprising color change indicators
MAO GUOQIANG24 citations92
US8920339B2Dec 30, 2014
Liquid sampling, storage, transfer and delivery device
MAO GUOQIANG13 citations91
US8690981B2Apr 8, 2014
Sintered porous plastic liquid barrier media and applications thereof
MAO GUOQIANG9 citations84
US9198609B2Dec 1, 2015
Cards for sample storage and delivery comprising sintered porous plastic
MAO GUOQIANG4 citations71
US9101311B2Aug 11, 2015
Cards for sample storage and delivery comprising sintered porous plastic
MAO GUOQIANG3 citations61