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Steven K. Shibata
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Salisbury, MD, US
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Patents Grants
last 30 patents
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Patent Grant
Uniform alternate ply-twisted yarn
Patent number
5,829,241
Issue date
Nov 3, 1998
E. I. DuPont de Nemours and Company
Robert William McAllister
D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING
Information
Patent Grant
Method and apparatus for making alternate twist plied yarn and product
Patent number
5,644,909
Issue date
Jul 8, 1997
E. I. Du Pont de Nemours and Company
Warren Francis Knoff
D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING
Information
Patent Grant
Apparatus and method for forming alternate twist-plied yarns and pr...
Patent number
5,598,694
Issue date
Feb 4, 1997
E. I. Du Pont de Nemours and Company
Donald W. Edwards
D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING
Information
Patent Grant
Process and apparatus for making uniform alternate ply-twisted yarn...
Patent number
5,577,376
Issue date
Nov 26, 1996
E. I. Du Pont de Nemours and Company
Robert W. McAllister
D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING
Information
Patent Grant
Method and apparatus for making alternate twist plied yarn and product
Patent number
5,557,915
Issue date
Sep 24, 1996
E. I. Du Pont de Nemours and Company
Warren F. Knoff
D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING
Information
Patent Grant
Alternate twist-plied yarn
Patent number
5,465,566
Issue date
Nov 14, 1995
E. I. Du Pont de Nemours and Company
Donald W. Edwards
D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING