John P. Devine

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Watertown, SD, US

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Patents Grantslast 30 patents

Information Patent Grant
Multi-layer laminate structure
- Patent number 5,679,432
- Issue date Oct 21, 1997
- Benchmark Foam, Inc.
- John H. Holmquest
- B32 - LAYERED PRODUCTS
Information Patent Grant
Expanded polystyrene lightweight fill
- Patent number 5,549,418
- Issue date Aug 27, 1996
- Benchmark Foam, Inc.
- John P. Devine
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Insulated building construction
- Patent number 4,852,310
- Issue date Aug 1, 1989
- Enercept, Inc.
- Harold B. Henley
- E04 - BUILDING
Information Patent Grant
Insulated building construction
- Patent number 4,720,948
- Issue date Jan 26, 1988
- Enercept, Inc.
- Harold B. Henley
- E04 - BUILDING
Information Patent Grant
Insulated building construction
- Patent number 4,578,909
- Issue date Apr 1, 1986
- Enercept, Inc.
- Harold B. Henley
- E04 - BUILDING