Tobin Djerf

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Tyler, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for producing composite materials
- Patent number 5,976,435
- Issue date Nov 2, 1999
- Evergreen Global Resources, Inc.
- Tobin Djerf
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method and apparatus for separating resource materials from solid w...
- Patent number 5,660,282
- Issue date Aug 26, 1997
- Evergreen Global Resources, Inc.
- Tobin Djerf
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method of treating solid waste, recovering the constituent material...
- Patent number 5,649,785
- Issue date Jul 22, 1997
- Tobin Djerf
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method of separating resource materials from solid waste
- Patent number 5,341,935
- Issue date Aug 30, 1994
- Evergreen Global Resources, Inc.
- Tobin Djerf
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL