TREA

Birger Johannessen

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  • St. Paul, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Low polydispersity glycidyl azide polymer
    • Patent number 5,741,997
    • Issue date Apr 21, 1998
    • Minnesota Mining and Manufacturing Company
    • Birger Johannessen
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Non-detonable poly(glycidyl azide) product
    • Patent number 5,565,650
    • Issue date Oct 15, 1996
    • Minnesota Mining and Manufacturing Company
    • Birger Johannessen
    • C06 - EXPLOSIVES MATCHES
  • Information Patent Grant

    Primary hydroxyl-terminated polyglycidyl azide
    • Patent number 5,164,521
    • Issue date Nov 17, 1992
    • Minnesota Mining and Manufacturing Company
    • Anthony P. Manzara
    • C06 - EXPLOSIVES MATCHES
  • Information Patent Grant

    Hydroxyl-terminated polyepichlorohydrin polymers
    • Patent number 4,879,419
    • Issue date Nov 7, 1989
    • Minnesota Mining and Manufacturing Company
    • Birger Johannessen
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...