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Sureshchandra M. Ojha

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  • Essex, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of fabricating a planar waveguide structure
    • Patent number 5,979,188
    • Issue date Nov 9, 1999
    • Northern Telecom Limited
    • Sureshchandra Mishrilal Ojha
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Planar optical waveguide
    • Patent number 5,930,439
    • Issue date Jul 27, 1999
    • Northern Telecom Limited
    • Sureshchandra Mishrilal Ojha
    • G02 - OPTICS
  • Information Patent Grant

    Planar waveguides
    • Patent number 5,904,491
    • Issue date May 18, 1999
    • Northern Telecom Limited
    • Sureshchandra Mishrilal Ojha
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Planar wave guide cladding
    • Patent number 5,885,881
    • Issue date Mar 23, 1999
    • Northern Telecom Limited
    • Sureshchandra Mishrilal Ojha
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Semiconductor etching process
    • Patent number 5,419,804
    • Issue date May 30, 1995
    • Northern Telecom Limited
    • Sureshchandra M. Ojha
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Process for forming isolation trenches in silicon semiconductor bodies
    • Patent number 4,957,873
    • Issue date Sep 18, 1990
    • STC PLC
    • Sureshchandra M. Ojha
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Pulsed plasma apparatus and process
    • Patent number 4,935,661
    • Issue date Jun 19, 1990
    • STC PLC
    • Rudolf A. Heinecke
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Plasma etching process
    • Patent number 4,886,569
    • Issue date Dec 12, 1989
    • STC PLC
    • Sureshchandra M. Ojha
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Method of surface treatment
    • Patent number 4,749,589
    • Issue date Jun 7, 1988
    • STC PLC
    • Rudolf A. H. Heinecke
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Optical fibre manufacture
    • Patent number 4,568,563
    • Issue date Feb 4, 1986
    • Standard Telephones and Cables
    • Thomas M. Jackson
    • G02 - OPTICS