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BT&D TECHNOLOGIES LTD.

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Organization

  • IPSWICH, SUFFOLK, IP1 5PB, US
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Selective optical signal switch and/or combiner
    • Patent number 5,454,058
    • Issue date Sep 26, 1995
    • BT&D Technologies, Ltd.
    • David Mace
    • G02 - OPTICS
  • Information Patent Grant

    Optical components
    • Patent number RE34790
    • Issue date Nov 15, 1994
    • BT&D Technologies Limited
    • Robert W. Musk
    • 385 - Optical waveguides
  • Information Patent Grant

    Fabrication of fused fibre devices
    • Patent number 5,342,425
    • Issue date Aug 30, 1994
    • BT&D Technologies Limited
    • Christopher J. Rowe
    • G02 - OPTICS
  • Information Patent Grant

    Optical fibre feedthrough
    • Patent number 5,305,413
    • Issue date Apr 19, 1994
    • BT & D Technologies Limited
    • Roger A. Payne
    • G02 - OPTICS
  • Information Patent Grant

    Electro-optic device
    • Patent number 5,276,744
    • Issue date Jan 4, 1994
    • BT&D Technologies Limited
    • Robert N. Shaw
    • G02 - OPTICS
  • Information Patent Grant

    Transimpedance pre-amplifier and a receiver including the pre-ampli...
    • Patent number 5,257,285
    • Issue date Oct 26, 1993
    • BT&D Technologies Limited
    • Stuart C. Thorp
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Electro-optic device
    • Patent number 5,189,713
    • Issue date Feb 23, 1993
    • BT & D Technologies Limited
    • Robert N. Shaw
    • G02 - OPTICS
  • Information Patent Grant

    Optical fiber switch
    • Patent number 5,175,776
    • Issue date Dec 29, 1992
    • BT & D Technologies Limited
    • Jerald D. Lee
    • G02 - OPTICS
  • Information Patent Grant

    Optical components
    • Patent number 5,094,518
    • Issue date Mar 10, 1992
    • BT&D Technologies Limited
    • Robert W. Musk
    • G02 - OPTICS
  • Information Patent Grant

    Traveling wave optical modulator
    • Patent number 5,091,981
    • Issue date Feb 25, 1992
    • BT&D Technologies Limited
    • David G. Cunningham
    • G02 - OPTICS
  • Information Patent Grant

    Device mounting
    • Patent number 4,995,546
    • Issue date Feb 26, 1991
    • BT&D Technologies Limited
    • John C. Regnault
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Light transmitting device utilizing indirect reflection
    • Patent number 4,983,009
    • Issue date Jan 8, 1991
    • BT&D Technologies Limited
    • Robert W. Musk
    • G02 - OPTICS
  • Information Patent Grant

    Optical devices
    • Patent number 4,854,659
    • Issue date Aug 8, 1989
    • BT&D Technologies, Ltd.
    • James D. Hamerslag
    • G02 - OPTICS

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

  • Information Trademark

    74517710 - MICROMITTER
    • Serial number 74517710
    • Filing date Apr 28, 1994
    • BT&D TECHNOLOGIES LIMITED
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    74231744 - MICROCEIVER
    • Serial number 74231744
    • Registration number 1781163
    • Filing date Dec 19, 1991
    • BT&D Technologies Limited
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    74057109 - BT&D
    • Serial number 74057109
    • Registration number 1702889
    • Filing date May 8, 1990
    • BT&D Technologies Ltd.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    74028703 - BYTE-TO-LIGHT
    • Serial number 74028703
    • Registration number 1746813
    • Filing date Feb 13, 1990
    • BT&D Technologies Limited
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    74028736 - LIGHT-TO-BYTE
    • Serial number 74028736
    • Registration number 1744306
    • Filing date Feb 13, 1990
    • BT&D Technologies Limited
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    74042967 - LIGHT-TO-LANGUAGE
    • Serial number 74042967
    • Registration number 1744308
    • Filing date Feb 13, 1990
    • BT&D Technologies Limited
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    74028735 - LANGUAGE-TO-LIGHT
    • Serial number 74028735
    • Registration number 1759516
    • Filing date Feb 13, 1990
    • BT&D Technologies Limited
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    74028737 - TOAD
    • Serial number 74028737
    • Filing date Feb 13, 1990
    • BT&D Technologies Limited
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    73766536 - BT&D
    • Serial number 73766536
    • Registration number 1759513
    • Filing date Nov 30, 1988
    • BT&D TECHNOLOGIES LTD
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    73766418 - BT&D TECHNOLOGIES
    • Serial number 73766418
    • Registration number 1727091
    • Filing date Nov 30, 1988
    • BT&D TECHNOLOGIES LTD.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    73766545 - LOGIC-TO-LIGHT
    • Serial number 73766545
    • Registration number 1652183
    • Filing date Nov 30, 1988
    • BT&D TECHNOLOGIES LTD.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    73766544 - LIGHT-TO-LOGIC
    • Serial number 73766544
    • Registration number 1638187
    • Filing date Nov 30, 1988
    • BT&D TECHNOLOGIES LTD.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments