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YOKOGAWA ELECTRIC WORKS, LTD

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  • MUSASHINO-SHI, JP
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Linear array ultrasonic transducer
    • Patent number 4,385,255
    • Issue date May 24, 1983
    • Yokogawa Electric Works, Ltd.
    • Keiki Yamaguchi
    • B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
  • Information Patent Grant

    Interactive graphic system
    • Patent number 4,364,056
    • Issue date Dec 14, 1982
    • Yokogawa Electric Works, Ltd.
    • Yoshihiro Suzuki
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Vortex shedding flow measuring device
    • Patent number 4,362,061
    • Issue date Dec 7, 1982
    • Yokogawa Electric Works, Ltd.
    • Shozo Yokogawa
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Method and apparatus for measuring the moisture content of paper
    • Patent number 4,345,150
    • Issue date Aug 17, 1982
    • Yokogawa Electric Works, Ltd.
    • Hisashi Tamura
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Pneumatic converter
    • Patent number 4,336,819
    • Issue date Jun 29, 1982
    • Yokogawa Electric Works, Ltd.
    • Tadashi Nishihara
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Insulation resistance tester
    • Patent number 4,336,494
    • Issue date Jun 22, 1982
    • Yokogawa Electric Works, Ltd.
    • Shotaro Shindo
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Ultrasonic diagnostic method and apparatus
    • Patent number 4,319,489
    • Issue date Mar 16, 1982
    • Yokogawa Electric Works, Ltd.
    • Keiki Yamaguchi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Force transducer
    • Patent number 4,299,122
    • Issue date Nov 10, 1981
    • Yokogawa Electric Works, Ltd.
    • Toshitsugu Ueda
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Vibration type transducer
    • Patent number 4,297,872
    • Issue date Nov 3, 1981
    • Yokogawa Electric Works, Ltd.
    • Kyoichi Ikeda
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Signal isolator
    • Patent number 4,280,064
    • Issue date Jul 21, 1981
    • Yokogawa Electric Works, Ltd.
    • Keiki Yamaguchi
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Force detector
    • Patent number 4,258,565
    • Issue date Mar 31, 1981
    • Yokogawa Electric Works, Ltd.
    • Takehiro Sawayama
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Velocity detecting apparatus
    • Patent number 4,257,275
    • Issue date Mar 24, 1981
    • Yokogawa Electric Works, Ltd.
    • Yoshio Kurita
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Flow metering apparatus
    • Patent number 4,248,098
    • Issue date Feb 3, 1981
    • Yokogawa Electric Works, Ltd.
    • Takehiro Sawayama
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Displaced position detecting device
    • Patent number 4,238,844
    • Issue date Dec 9, 1980
    • Yokogawa Electric Works, Ltd.
    • Toshitsugu Ueda
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Servo-system
    • Patent number 4,232,259
    • Issue date Nov 4, 1980
    • Yokogawa Electric Works, Ltd.
    • Nobuo Kaieda
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Oxygen gas analyzer using a solid electrolyte
    • Patent number 4,230,555
    • Issue date Oct 28, 1980
    • Yokogawa Electric Works, Ltd.
    • Seisuke Sano
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Indicating recorder
    • Patent number 4,214,250
    • Issue date Jul 22, 1980
    • Yokogawa Electric Works, Ltd.
    • Hisaya Fujita
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Vortex flow meter
    • Patent number 4,201,084
    • Issue date May 6, 1980
    • Yokogawa Electric Works, Ltd.
    • Ichizo Ito
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Velocity detecting apparatus
    • Patent number 4,201,083
    • Issue date May 6, 1980
    • Yokogawa Electric Works, Ltd.
    • Yoshio Kurita
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Detector for use in infrared gas analyzer
    • Patent number 4,194,118
    • Issue date Mar 18, 1980
    • Yokogawa Electric Works, Ltd.
    • Mitsuo Kotaka
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Servo-system
    • Patent number 4,161,678
    • Issue date Jul 17, 1979
    • Yokogawa Electric Works, Ltd.
    • Nobuo Kaieda
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Infrared gas analyzer
    • Patent number 4,157,470
    • Issue date Jun 5, 1979
    • Yokogawa Electric Works, Ltd.
    • Mitsuo Kotaka
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Effective value converting circuit
    • Patent number 4,156,276
    • Issue date May 22, 1979
    • Yokogawa Electric Works, Ltd.
    • Tomoyuki Tanabe
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Analog signal processing system
    • Patent number 4,149,256
    • Issue date Apr 10, 1979
    • Yokogawa Electric Works, Ltd.
    • Akira Sumi
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Two-color electrostatic printing apparatus
    • Patent number 4,148,043
    • Issue date Apr 3, 1979
    • Yokogawa Electric Works, Ltd.
    • Mineo Yamauchi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Void detecting device
    • Patent number 4,144,741
    • Issue date Mar 20, 1979
    • Doryokuro Kakunenryo Kaihatsu Jigyodan
    • Koichiro Nakamoto
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Electric controller system with bumpless transfer
    • Patent number 4,141,065
    • Issue date Feb 20, 1979
    • Yokogawa Electric Works, Ltd.
    • Akira Sumi
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Thermal noise thermometer
    • Patent number 4,099,413
    • Issue date Jul 11, 1978
    • Yokogawa Electric Works, Ltd.
    • Akira Ohte
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

  • Information Trademark

    73408290 - GRAPHMATE
    • Serial number 73408290
    • Registration number 1275949
    • Filing date Jan 5, 1983
    • Yokogawa Electric Works, Ltd.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    73221798 - YEWFLO
    • Serial number 73221798
    • Registration number 1166229
    • Filing date Jul 2, 1979
    • Yokogawa Electric Works, Ltd.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    73089225 - ER
    • Serial number 73089225
    • Registration number 1068896
    • Filing date Jun 3, 1976
    • YOKOGAWA ELECTRIC WORKS, LTD.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments