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Dennis L. Long

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  • Grand Rapids, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Counterbalance apparatus
    • Patent number 8,201,505
    • Issue date Jun 19, 2012
    • Dennis L. Long
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Device for controlling the rotation of a shaft
    • Patent number 6,584,917
    • Issue date Jul 1, 2003
    • Dennis L. Long
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Adjustment mechanism for workstation
    • Patent number 6,484,648
    • Issue date Nov 26, 2002
    • Dennis L. Long
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Counterbalance apparatus
    • Patent number 6,378,446
    • Issue date Apr 30, 2002
    • Dennis L. Long
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Adjustment mechanism for workstation
    • Patent number 6,289,825
    • Issue date Sep 18, 2001
    • Dennis L. Long
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Damping cylinder
    • Patent number 6,053,486
    • Issue date Apr 25, 2000
    • Suspa, Incorporated
    • Franklin M. Schuitema
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Counterbalance apparatus
    • Patent number 6,026,755
    • Issue date Feb 22, 2000
    • Dennis L. Long
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Counterbalance apparatus
    • Patent number 5,718,406
    • Issue date Feb 17, 1998
    • Dennis L. Long
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Modular unit adapted for office use
    • Patent number 4,637,177
    • Issue date Jan 20, 1987
    • Dennis L. Long
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Modular unit adapted for medical use
    • Patent number 4,569,163
    • Issue date Feb 11, 1986
    • Dennis L. Long
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Modular unit with foldable panels
    • Patent number 4,511,024
    • Issue date Apr 16, 1985
    • Dennis L. Long
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

  • Information Patent Application

    COUNTERBALANCE APPARATUS
    • Publication number 20110048291
    • Publication date Mar 3, 2011
    • Humanscale Corporation
    • Dennis L. Long
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Application

    Device for controlling the rotation of a shaft
    • Publication number 20020043188
    • Publication date Apr 18, 2002
    • Dennis L. Long
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...