TREA

David M. Williams

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  • Chapel Town, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Tricyclic base analogues
    • Patent number 6,600,028
    • Issue date Jul 29, 2003
    • Amersham Pharmacia Biotech UK Limited
    • Daniel Brown
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Relating to mutagenesis of nucleic acids
    • Patent number 6,153,745
    • Issue date Nov 28, 2000
    • Amersham Pharmacia Biotech UK Limited
    • David Williams
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Blade scabbard and sharpener
    • Patent number 5,784,786
    • Issue date Jul 28, 1998
    • McPherson's Limited
    • David Mark Williams
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Coated knife blades
    • Patent number 5,477,616
    • Issue date Dec 26, 1995
    • McPherson's Limited
    • David M. Williams
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Knife blades
    • Patent number 5,431,071
    • Issue date Jul 11, 1995
    • McPherson's Limited
    • David M. Williams
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Blade sharpener
    • Patent number 5,121,659
    • Issue date Jun 16, 1992
    • McPherson's Limited
    • David M. Williams
    • B24 - GRINDING POLISHING