Donald W. Edwards

Person

Wilmington, DE, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for making a pile article and the products the...
- Patent number RE36372
- Issue date Nov 2, 1999
- E. I. Du Pont de Nemours and Company
- Donald William Edwards
- 428 - Stock material or miscellaneous articles
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
Method and apparatus for making a pile article and the products the...
- Patent number 5,547,732
- Issue date Aug 20, 1996
- E. I. Du Pont de Nemours and Company
- Donald W. Edwards
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information Patent Grant
Method for deleting and reintroducing yarns to a textile process
- Patent number 5,501,250
- Issue date Mar 26, 1996
- E. I. Du Pont de Nemours and Company
- Donald W. Edwards
- D03 - WEAVING
Information Patent Grant
Method and apparatus for making a pile article and the products the...
- Patent number 5,472,762
- Issue date Dec 5, 1995
- E. I. Du Pont de Nemours and Company
- Donald W. Edwards
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
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
Information Patent Grant
Magnetic field generating assembly and method
- Patent number 5,138,326
- Issue date Aug 11, 1992
- Oxford Medical Limited
- Donald Edwards
- G01 - MEASURING TESTING
Information Patent Grant
Magnetic printing apparatus
- Patent number 4,336,546
- Issue date Jun 22, 1982
- E. I. Du Pont de Nemours and Company
- Donald W. Edwards
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
AC Corona to remove background from the transfer member of a thermo...
- Patent number 4,329,694
- Issue date May 11, 1982
- E. I. Du Pont de Nemours and Company
- Donald W. Edwards
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Magnetic printing process and apparatus
- Patent number 4,323,904
- Issue date Apr 6, 1982
- E. I. Du Pont de Nemours and Company
- Donald W. Edwards
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Magnetic image decorator having rotating cylinders and knife blades...
- Patent number 4,240,374
- Issue date Dec 23, 1980
- E. I. Du Pont de Nemours and Company
- Donald W. Edwards
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrostatic transfer of magnetically held toner images
- Patent number 4,233,382
- Issue date Nov 11, 1980
- E. I. Du Pont de Nemours and Company
- Donald W. Edwards
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
AC corona to remove background from the imaging member of a magneti...
- Patent number 4,216,282
- Issue date Aug 5, 1980
- E. I. Du Pont de Nemours and Company
- Donald W. Edwards
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Magnetic printing process and apparatus
- Patent number 4,195,303
- Issue date Mar 25, 1980
- E. I. Du Pont de Nemours and Company
- Donald W. Edwards
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Magnetic printing process and apparatus
- Patent number 4,191,961
- Issue date Mar 4, 1980
- E. I. Du Pont de Nemours and Company
- Donald W. Edwards
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Magnetic image decorator
- Patent number 4,185,130
- Issue date Jan 22, 1980
- E. I. Du Pont de Nemours and Company
- Donald W. Edwards
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Magnetic auger
- Patent number 4,170,287
- Issue date Oct 9, 1979
- E. I. Du Pont de Nemours and Company
- Donald W. Edwards
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Magnetic printing process and apparatus
- Patent number 4,117,498
- Issue date Sep 26, 1978
- E. I. Du Pont de Nemours and Company
- Donald William Edwards
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Magnetic printing process and apparatus
- Patent number 4,099,186
- Issue date Jul 4, 1978
- E. I. Du Pont de Nemours and Company
- Donald William Edwards
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Donald W. Edwards

Person

Patents Grantslast 30 patents

Method and apparatus for making a pile article and the products the...

Apparatus and method for forming alternate twist-plied yarns and pr...

Method and apparatus for making a pile article and the products the...

Method for deleting and reintroducing yarns to a textile process

Method and apparatus for making a pile article and the products the...

Alternate twist-plied yarn

Magnetic field generating assembly and method

Magnetic printing apparatus

AC Corona to remove background from the transfer member of a thermo...

Magnetic printing process and apparatus

Magnetic image decorator having rotating cylinders and knife blades...

Electrostatic transfer of magnetically held toner images

AC corona to remove background from the imaging member of a magneti...

Magnetic printing process and apparatus

Magnetic printing process and apparatus

Magnetic image decorator

Magnetic auger

Magnetic printing process and apparatus

Magnetic printing process and apparatus