Mark W. Hopkins

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Newark, DE, US

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Patents Grantslast 30 patents

Information Patent Grant
Composite tubular member with axial fibers adjacent the side walls
- Patent number 5,176,180
- Issue date Jan 5, 1993
- Conoco Inc.
- Jerry G. Williams
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Vehicle wheel
- Patent number 5,080,444
- Issue date Jan 14, 1992
- E. I. Du Pont de Nemours and Company
- Mark W. Hopkins
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Process for making composites of stretch broken aligned fibers and...
- Patent number 5,045,388
- Issue date Sep 3, 1991
- E. I. Du Pont de Nemours and Company
- Archie R. Bice
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Process for making composites of stretch broken aligned fibers
- Patent number 5,006,294
- Issue date Apr 9, 1991
- E. I. Du Pont de Nemours and Company
- Archie R. Bice
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Vehicle wheel
- Patent number 4,919,490
- Issue date Apr 24, 1990
- E. I. Du Pont de Nemours and Company
- Mark W. Hopkins
- B60 - VEHICLES IN GENERAL