Andrew Harold Tilstra

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Luverne, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Asphalt-removing machine having a plurality of blade members
- Patent number 7,419,328
- Issue date Sep 2, 2008
- Caterpillar Inc.
- Dean Roger Potts
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Asphalt-removing machine having a funnel-shaped ramp
- Patent number 7,413,376
- Issue date Aug 19, 2008
- Caterpillar Paving Products Inc
- Dean Rogers Potts
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

Information Patent Application
Asphalt-removing work machine having a funnel-shaped ramp
- Publication number 20060045623
- Publication date Mar 2, 2006
- Caterpillar Paving Products Inc.
- Dean Rogers Potts
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
Asphalt-removing work machine having a storage bin
- Publication number 20060045621
- Publication date Mar 2, 2006
- Caterpillar Paving Products Inc.
- Dean Rogers Potts
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
Asphalt-removing work machine having a plurality of blade members
- Publication number 20060045622
- Publication date Mar 2, 2006
- Caterpillar Paving Products Inc.
- Dean Rogers Potts
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES