Robert Maurice Brown

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Boothwyn, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Bristle sub-assemblies having parallel pairs of bristles; and metho...
- Patent number 6,478,925
- Issue date Nov 12, 2002
- E. I. Du Pont de Nemours and Company
- Mark Stephen Edwards
- A46 - BRUSHWARE
Information Patent Grant
Bristle sub-assemblies having parallel pairs of bristles; and metho...
- Patent number 6,478,907
- Issue date Nov 12, 2002
- E. I. Du Pont de Nemours and Company
- Mark Stephen Edwards
- A46 - BRUSHWARE
Information Patent Grant
Bristle sub-assemblies having parallel pairs of bristles; and methods
- Patent number 6,351,868
- Issue date Mar 5, 2002
- E. I. DuPont de Nemours and Company
- Mark Stephen Edwards
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Method and apparatus for making pile assemblies and products therefrom
- Publication number 20030124302
- Publication date Jul 3, 2003
- Mark S. Edwards
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information Patent Application
Method and apparatus for making bristle subassemblies
- Publication number 20020092109
- Publication date Jul 18, 2002
- Mark S. Edwards
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Bristle sub-assemblies having parallel pairs of bristles; and metho...
- Publication number 20020036048
- Publication date Mar 28, 2002
- Mark Stephen Edwards
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Bristle sub-assemblies having parallel pairs of bristles; and metho...
- Publication number 20020033234
- Publication date Mar 21, 2002
- Mark Stephen Edwards
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL