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Walter Stumpf
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Munster, IN, US
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Patents Grants
last 30 patents
Information
Patent Grant
Jacketed cushioning elements and assemblies thereof in mattresses a...
Patent number
6,347,423
Issue date
Feb 19, 2002
Sidhil Technology, LLC
Walter Stumpf
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Grant
Method and apparatus for the manufacture of pocketed springs
Patent number
6,260,331
Issue date
Jul 17, 2001
Sidhil Technology, LLC
Walter Stumpf
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Belted pocketed springs and assemblies thereof
Patent number
6,131,892
Issue date
Oct 17, 2000
Sidhil Technology, LLC
Walter Stumpf
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Grant
Apparatus for producing string of pocket coils
Patent number
6,101,697
Issue date
Aug 15, 2000
International Bedding Corporation, Inc.
Walter Stumpf
B68 - SADDLERY UPHOLSTERY
Information
Patent Grant
Pocketed coil strings having a flat overlap side seam
Patent number
4,986,518
Issue date
Jan 22, 1991
Simmons U.S.A. Corporation
Walter Stumpf
B68 - SADDLERY UPHOLSTERY
Information
Patent Grant
Mattress or cushion spring array
Patent number
4,895,352
Issue date
Jan 23, 1990
Simmons Company
Walter Stumpf
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Grant
Method for providing pocketed coil strings having a flat overlap si...
Patent number
4,854,023
Issue date
Aug 8, 1989
Simmons U.S.A. Corporation
Walter Stumpf
B68 - SADDLERY UPHOLSTERY
Information
Patent Grant
Innerspring construction
Patent number
4,578,834
Issue date
Apr 1, 1986
Simmons U.S.A. Corporation
Walter Stumpf
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Grant
Method and apparatus for manufacturing innerspring constructions
Patent number
4,566,926
Issue date
Jan 28, 1986
Simmons U.S.A. Corporation
Walter Stumpf
B68 - SADDLERY UPHOLSTERY
Information
Patent Grant
Apparatus for manufacturing pocketed coil springs
Patent number
4,565,046
Issue date
Jan 21, 1986
Simmons U.S.A. Corporation
Walter Stumpf
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Independent block assembly of springs
Patent number
4,523,344
Issue date
Jun 18, 1985
Simmons U.S.A. Corporation
Walter Stumpf
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Grant
Boxspring having coil compression stops
Patent number
4,519,107
Issue date
May 28, 1985
Simmons U.S.A. Corporation
Paul J. Dillon
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Grant
Ultrasonic separation apparatus
Patent number
4,491,491
Issue date
Jan 1, 1985
Simmons U.S.A. Corporation
Walter Stumpf
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Coil spring construction
Patent number
4,485,506
Issue date
Dec 4, 1984
Simmons U.S.A. Corporation
Walter Stumpf
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Grant
Pocketed spring assembly
Patent number
4,451,946
Issue date
Jun 5, 1984
Simmons U.S.A. Corporation
Walter Stumpf
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Grant
Method and apparatus for making a series of pocketed coil springs
Patent number
4,439,977
Issue date
Apr 3, 1984
Simmons U.S.A. Corporation
Walter Stumpf
B68 - SADDLERY UPHOLSTERY
Information
Patent Grant
Apparatus for making assemblies of pocketed springs
Patent number
4,401,501
Issue date
Aug 30, 1983
Simmons U.S.A. Corporation
Walter Stumpf
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Thermally welded spring pockets
Patent number
4,234,983
Issue date
Nov 25, 1980
Simmons Company
Walter Stumpf
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Pocketed spring assembly
Patent number
4,234,984
Issue date
Nov 25, 1980
Simmons Company
Walter Stumpf
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Grant
Upholstery coil transfer mechanism
Patent number
4,165,808
Issue date
Aug 28, 1979
Simmons Company
Walter Stumpf
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Patents Applications
last 30 patents
Information
Patent Application
Modular pocketed spring construction
Publication number
20030110566
Publication date
Jun 19, 2003
Sidhil Technology, LLC
Walter Stumpf
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...