Robert G. Visser

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Afton, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for grinding glass
- Patent number 6,634,929
- Issue date Oct 21, 2003
- 3M Innovative Properties Company
- Robert G. Visser
- B24 - GRINDING POLISHING
Information Patent Grant
Abrasive article for providing a clear surface finish on glass
- Patent number 6,231,629
- Issue date May 15, 2001
- 3M Innovative Properties Company
- Todd J. Christianson
- B32 - LAYERED PRODUCTS
Information Patent Grant
Method for providing a clear surface finish on glass
- Patent number 6,110,015
- Issue date Aug 29, 2000
- 3M Innovative Properties Company
- Todd J. Christianson
- B24 - GRINDING POLISHING
Information Patent Grant
Abrasive article for providing a clear surface finish on glass
- Patent number 5,910,471
- Issue date Jun 8, 1999
- Minnesota Mining and Manufacturing Company
- Todd J. Christianson
- B24 - GRINDING POLISHING
Information Patent Grant
Method for providing a clear surface finish on glass
- Patent number 5,888,119
- Issue date Mar 30, 1999
- Minnesota Mining and Manufacturing Company
- Todd J. Christianson
- B24 - GRINDING POLISHING