Ralph L. David

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Pasadena, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Associative polymers for mist-control
- Patent number 12,116,540
- Issue date Oct 15, 2024
- California Institute of Technology
- Ming-Hsin Wei
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Associative polymers for mist-control
- Patent number 10,400,186
- Issue date Sep 3, 2019
- California Institute of Technology
- Ming-Hsin Wei
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Associative polymers for mist-control
- Patent number 9,458,399
- Issue date Oct 4, 2016
- California Institute of Technology
- Ming-Hsin Wei
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Functionalized polymers using protected thiols
- Patent number 8,283,438
- Issue date Oct 9, 2012
- California Institute of Technology
- Ralph L. David
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Functionalized polymers using protected thiols
- Patent number 7,847,019
- Issue date Dec 7, 2010
- California Institute of Technology
- Ralph L. David
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
ASSOCIATIVE POLYMERS FOR MIST-CONTROL
- Publication number 20230026983
- Publication date Jan 26, 2023
- California Institute of Technology
- Ming-Hsin WEI
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
ASSOCIATIVE POLYMERS FOR MIST-CONTROL
- Publication number 20210102132
- Publication date Apr 8, 2021
- California Institute of Technology
- Ming-Hsin WEI
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
ASSOCIATIVE POLYMERS FOR MIST-CONTROL
- Publication number 20170029730
- Publication date Feb 2, 2017
- California Institute of Technology
- Ming-Hsin WEI
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Functionalized Polymers Using Protected Thiols
- Publication number 20130190504
- Publication date Jul 25, 2013
- Ralph L. DAVID
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Functionalized Polymers Using Protected Thiols
- Publication number 20110077407
- Publication date Mar 31, 2011
- Ralph L. David
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Functionalized Polymers Using Protected Thiols
- Publication number 20090176941
- Publication date Jul 9, 2009
- Ralph L. David
- C07 - ORGANIC CHEMISTRY