John E. Krech

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Eagan, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Plastic shipping and storage containers and composition and method...
- Patent number 7,216,592
- Issue date May 15, 2007
- 3M Innovative Properties Company
- John E. Krech
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Method of making articles in sheet form, particularly abrasive arti...
- Patent number 6,258,201
- Issue date Jul 10, 2001
- 3M Innovative Properties Company
- John E. Krech
- B24 - GRINDING POLISHING
Information Patent Grant
Method of making articles in sheet form, particularly abrasive arti...
- Patent number 6,024,824
- Issue date Feb 15, 2000
- 3M Innovative Properties Company
- John E. Krech
- B24 - GRINDING POLISHING
Information Patent Grant
Abrasive articles and methods for their manufacture
- Patent number 5,674,122
- Issue date Oct 7, 1997
- Minnesota Mining and Manufacturing Company
- John E. Krech
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
Plastic shipping and storage containers and composition and method...
- Publication number 20040059035
- Publication date Mar 25, 2004
- 3M Innovative Properties Company
- John E. Krech
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
Plastic shipping and storage containers and composition and method...
- Publication number 20030108700
- Publication date Jun 12, 2003
- 3M Innovative Properties Company
- John E. Krech
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL