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Greer Hydraulics, Incorporated

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  • Chatsworth, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of making low cost accumulator
    • Patent number 4,348,792
    • Issue date Sep 14, 1982
    • Greer Hydraulics, Incorporated
    • Abduz Zahid
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Pressure accumulator with locking nut
    • Patent number 4,347,871
    • Issue date Sep 7, 1982
    • Greer Hydraulics, Inc.
    • Abduz Zahid
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Accumulator device with improved bladder seal
    • Patent number 4,344,458
    • Issue date Aug 17, 1982
    • Greer Hydraulics, Incorporated
    • Abduz Zahid
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Replaceable bladder accumulator device
    • Patent number 4,317,472
    • Issue date Mar 2, 1982
    • Greer Hydraulics Incorporated
    • Abduz Zahid
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Wide frequency pulsation dampener device
    • Patent number 4,307,753
    • Issue date Dec 29, 1981
    • Greer Hydraulics, Incorporated
    • Eldon O. Dryer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pressure accumulator having a long life distensible bladder
    • Patent number 4,299,254
    • Issue date Nov 10, 1981
    • Greer Hydraulics, Incorporated
    • Abduz Zahid
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Pressure pulse dampener device
    • Patent number 4,298,029
    • Issue date Nov 3, 1981
    • Greer Hydraulics, Incorporated
    • Abduz Zahid
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fail-safe actuator and hydraulic system incorporating the same
    • Patent number 4,295,630
    • Issue date Oct 20, 1981
    • Greer Hydraulics, Incorporated
    • Lorin P. Card
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Low cost accumulator device
    • Patent number 4,295,492
    • Issue date Oct 20, 1981
    • Greer Hydraulics, Incorporated
    • Abduz Zahid
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Accumulator device having safety charging port
    • Patent number 4,291,726
    • Issue date Sep 29, 1981
    • Greer Hydraulics, Incorporated
    • Abduz Zahid
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Method of manufacturing pressure vessels by heat forming
    • Patent number 4,288,894
    • Issue date Sep 15, 1981
    • Greer Hydraulics, Incorporated
    • Alfonse A. Jacobellis
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Low pressure, low cost accumulator
    • Patent number 4,280,533
    • Issue date Jul 28, 1981
    • Greer Hydraulics, Incorporated
    • A. A. Jacobellis
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Low cost repairable accumulator
    • Patent number 4,274,446
    • Issue date Jun 23, 1981
    • Greer Hydraulics, Incorporated
    • Abduz Zahid
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Pressure pulse dampening device
    • Patent number 4,273,158
    • Issue date Jun 16, 1981
    • Greer Hydraulics, Incorporated
    • Hugh Chun
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pulsation dampener for low output systems
    • Patent number 4,265,274
    • Issue date May 5, 1981
    • Greer Hydraulics, Incorporated
    • Abduz Zahid
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Low cost accumulator device
    • Patent number 4,182,377
    • Issue date Jan 8, 1980
    • Greer Hydraulics, Inc.
    • Abduz Zahid
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Pressure accumulator with anti-extrusion gas charging valve assembly
    • Patent number 4,181,156
    • Issue date Jan 1, 1980
    • Greer Hydraulics, Inc.
    • Abduz Zahid
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Pulsation dampener device
    • Patent number 4,178,965
    • Issue date Dec 18, 1979
    • Greer Hydraulics, Inc.
    • Abduz Zahid
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pressure accumulator with failure indicator
    • Patent number 4,167,201
    • Issue date Sep 11, 1979
    • Greer Hydraulics, Inc.
    • Abduz Zahid
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    High frequency pulse dampener
    • Patent number 4,163,461
    • Issue date Aug 7, 1979
    • Greer Hydraulics, Inc.
    • Alfonse A. Jacobellis
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Access control system
    • Patent number 4,148,012
    • Issue date Apr 3, 1979
    • Greer Hydraulics, Inc.
    • Paul A. Baump
    • G07 - CHECKING-DEVICES
  • Information Patent Grant

    Hydraulic accumulator having an improved oil port seal
    • Patent number 4,134,429
    • Issue date Jan 16, 1979
    • Greer Hydraulics, Inc.
    • Abduz Zahid
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Locking ring for pressure vessel and method of making the same
    • Patent number 4,102,465
    • Issue date Jul 25, 1978
    • Greer Hydraulics, Inc.
    • Abduz Zahid
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Large port pressure accumulator
    • Patent number 4,099,545
    • Issue date Jul 11, 1978
    • Greer Hydraulics, Inc.
    • Abduz Zahid
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pressure accumulator and method of forming the same
    • Patent number 4,098,297
    • Issue date Jul 4, 1978
    • Greer Hydraulics, Inc.
    • Abduz Zahid
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pressure pulse dampener device
    • Patent number 4,080,996
    • Issue date Mar 28, 1978
    • Greer Hydraulics, Inc.
    • Abduz Zahid
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Method of forming pressure accumulator
    • Patent number 4,077,100
    • Issue date Mar 7, 1978
    • Greer Hydraulics, Inc.
    • Abduz Zahid
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Pressure dampener device
    • Patent number 4,069,844
    • Issue date Jan 24, 1978
    • Greer Hydraulics, Inc.
    • Abduz Zahid
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Load responsive switch actuator
    • Patent number 4,051,338
    • Issue date Sep 27, 1977
    • Greer Hydraulics, Inc.
    • Newton T. Harris
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Method of forming a pressure accumulator
    • Patent number 4,045,861
    • Issue date Sep 6, 1977
    • Greer Hydraulics, Inc.
    • Abduz Zahid
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

  • Information Trademark

    73240206 - INTERROGATOR 790
    • Serial number 73240206
    • Registration number 1261503
    • Filing date Nov 23, 1979
    • Greer Hydraulics, Inc.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    73230032 - PASS
    • Serial number 73230032
    • Registration number 1223975
    • Filing date Sep 4, 1979
    • Greer Hydraulics, Inc.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    73211829 - INTERROGATOR 880
    • Serial number 73211829
    • Registration number 1162536
    • Filing date Apr 16, 1979
    • Greer Hydraulics, Inc.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    73211828 - CARDKEY
    • Serial number 73211828
    • Filing date Apr 16, 1979
    • Greer Hydraulics, Inc.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    73210660 - PSL
    • Serial number 73210660
    • Registration number 1147940
    • Filing date Apr 9, 1979
    • Greer Hydraulics, Inc.
    • 6 - Common metals and their alloys
  • Information Trademark

    73210671 - CARDKEY
    • Serial number 73210671
    • Filing date Apr 9, 1979
    • Greer Hydraulics, Inc.
    • 21 - Household or kitchen utensils and containers
  • Information Trademark

    73210670 - INTERROGATOR
    • Serial number 73210670
    • Registration number 1157084
    • Filing date Apr 9, 1979
    • Greer Hydraulics, Inc.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    73209011 - INTERROGATOR I
    • Serial number 73209011
    • Registration number 1262232
    • Filing date Mar 26, 1979
    • Greer Hydraulics, Inc.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    73209014 - INTERROGATOR II
    • Serial number 73209014
    • Registration number 1261498
    • Filing date Mar 26, 1979
    • Greer Hydraulics, Inc.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    73209017 - INTERROGATOR 770
    • Serial number 73209017
    • Registration number 1261500
    • Filing date Mar 26, 1979
    • Greer Hydraulics, Inc.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    73209016 - INTERROGATOR III
    • Serial number 73209016
    • Registration number 1261499
    • Filing date Mar 26, 1979
    • Greer Hydraulics, Inc.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    73045628 - SHOCK-OLAER
    • Serial number 73045628
    • Registration number 1027775
    • Filing date Mar 3, 1975
    • GREER HYDRAULICS, INC.
    • 7 - Machines and machine tools
  • Information Trademark

    73028591 - KLEENVENT
    • Serial number 73028591
    • Registration number 1026075
    • Filing date Aug 5, 1974
    • GREER HYDRAULICS, INC.
    • 7 - Machines and machine tools
  • Information Trademark

    73021924 - CARDKEY C
    • Serial number 73021924
    • Registration number 1040340
    • Filing date May 20, 1974
    • GREER HYDRAULICS, INC.
    • 20 - Furniture, mirrors, picture frames
  • Information Trademark

    73020368 - SECURITI-CARD
    • Serial number 73020368
    • Registration number 1043995
    • Filing date May 2, 1974
    • GREER HYDRAULICS, INC.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    72463249 - OLAER
    • Serial number 72463249
    • Registration number 993036
    • Filing date Jul 18, 1973
    • OLAER INDUSTRIES, S.A.
    • 7 - Machines and machine tools
  • Information Trademark

    72455165 - PULSE-TUNE
    • Serial number 72455165
    • Registration number 989563
    • Filing date Apr 20, 1973
    • GREER HYDRAULICS, INC.
    • 7 - Machines and machine tools
  • Information Trademark

    72450896 - SLIDA-SEAL
    • Serial number 72450896
    • Registration number 991318
    • Filing date Mar 8, 1973
    • GREER HYDRAULICS, INC.
    • 7 - Machines and machine tools
  • Information Trademark

    72430321 - GREER
    • Serial number 72430321
    • Registration number 995229
    • Filing date Jul 19, 1972
    • GREER HYDRAULICS, INC.
    • 6 - Common metals and their alloys
  • Information Trademark

    72413361 - ACCUTORQUE
    • Serial number 72413361
    • Registration number 961419
    • Filing date Jan 21, 1972
    • GREER HYDRAULICS, INC.
    • 7 - Machines and machine tools
  • Information Trademark

    72406239 - PULSE-TONE
    • Serial number 72406239
    • Registration number 958131
    • Filing date Oct 28, 1971
    • GREER HYDRAULICS, INC.
    • 7 - Machines and machine tools
  • Information Trademark

    72402713 - ECON-OLAER
    • Serial number 72402713
    • Registration number 951303
    • Filing date Sep 14, 1971
    • GREER HYDRAULICS, INC.
    • 7 - Machines and machine tools
  • Information Trademark

    72400878 - GREER
    • Serial number 72400878
    • Registration number 974313
    • Filing date Aug 23, 1971
    • GREER HYDRAULICS, INC.
    • 7 - Machines and machine tools
  • Information Trademark

    72171772
    • Serial number 72171772
    • Registration number 774908
    • Filing date Jun 25, 1963
    • GREER HYDRAULICS, INC.
    • 7 - Machines and machine tools
  • Information Trademark

    72171773
    • Serial number 72171773
    • Registration number 774909
    • Filing date Jun 25, 1963
    • GREER HYDRAULICS, INC.
    • 7 - Machines and machine tools