TREA

Michael H. Estkowski

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  • Coloma, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Twin wheel caster and brake assembly
    • Patent number 5,415,252
    • Issue date May 16, 1995
    • Shepherd Products U.S., Inc.
    • Michael H. Estkowski
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Appliance roller
    • Patent number 5,276,942
    • Issue date Jan 11, 1994
    • Shepherd Products U.S., Inc.
    • Michael H. Estkowski
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Vertical back adjust for chairs
    • Patent number 5,232,265
    • Issue date Aug 3, 1993
    • Shepherd Products U.S., Inc.
    • Michael H. Estkowski
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Caster bearing assembly
    • Patent number 5,230,571
    • Issue date Jul 27, 1993
    • Shepherd Products U.S., Inc.
    • Michael H. Estkowski
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Integral retainer and bearing assembly
    • Patent number 5,226,739
    • Issue date Jul 13, 1993
    • Shepherd Products U.S., Inc.
    • Michael H. Estkowski
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Tilted axle multiple wheel caster
    • Patent number 5,075,924
    • Issue date Dec 31, 1991
    • Shepperd Products U.S., Inc.
    • Michael H. Estkowski
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Dual wheel tilted axle caster with an integral retainer and bearing...
    • Patent number 5,068,943
    • Issue date Dec 3, 1991
    • Shepherd Products U.S., Inc.
    • Michael H. Estkowski
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Chair seat tilt control
    • Patent number 5,018,787
    • Issue date May 28, 1991
    • Shepherd Products U.S. Inc.
    • Michael H. Estkowski
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Chair seat tilt control
    • Patent number 4,892,354
    • Issue date Jan 9, 1990
    • Shepherd Products U.S., Inc.
    • Michael H. Estkowski
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Electrically conductive caster having loop depending rings
    • Patent number 4,763,383
    • Issue date Aug 16, 1988
    • Shepherd Products U.S., Inc.
    • Michael H. Estkowski
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Chair seat tilt control
    • Patent number 4,718,726
    • Issue date Jan 12, 1988
    • Michael H. Estkowski
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Easily removable protective covering for annular objects
    • Patent number 4,696,394
    • Issue date Sep 29, 1987
    • Shepherd Products U.S., Inc.
    • Michael H. Estkowski
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Method of producing seed marker tabs
    • Patent number 4,453,369
    • Issue date Jun 12, 1984
    • Michael H. Estkowski
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Seed marker tabs
    • Patent number 4,353,183
    • Issue date Oct 12, 1982
    • Michael H. Estkowski
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Vehicle brake system
    • Patent number 4,339,154
    • Issue date Jul 13, 1982
    • Clark Equipment Company
    • Ralph M. Duttarer
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Engine starting system
    • Patent number 4,144,862
    • Issue date Mar 20, 1979
    • Clark Equipment Company
    • Michael H. Estkowski
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS