TREA

Emery Don Johnson

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  • Houston, TX, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Process for producing polytrimethylene terephthalate
    • Patent number 7,196,159
    • Issue date Mar 27, 2007
    • Shell Oil Company
    • Donald Ross Kelsey
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Zero-heel polyester process
    • Patent number 6,528,579
    • Issue date Mar 4, 2003
    • Shell Oil Company
    • Kevin Dale Allen
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents