Arnold G. Althoff

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Hankinson, ND, US

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Patents Grantslast 30 patents

Information Patent Grant
Layered composite construction material made from finespun filament...
- Patent number 6,214,753
- Issue date Apr 10, 2001
- Stephen E. Brenot
- B32 - LAYERED PRODUCTS
Information Patent Grant
Floor structure for use on ice and the method of using the same
- Patent number 6,199,335
- Issue date Mar 13, 2001
- SpaceAge Synthetics, Inc.
- Stephen E. Brenot
- E04 - BUILDING
Information Patent Grant
Structural building materials or articles obtained from a composite...
- Patent number 6,017,595
- Issue date Jan 25, 2000
- Stephen E. Brenot
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Continuous flow process of mold-making or die-making using a reusab...
- Patent number 5,569,419
- Issue date Oct 29, 1996
- Brenot; Stephen E.
- Stephen E. Brenot
- B28 - WORKING CEMENT, CLAY, OR STONE