David A. Edmonson

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Rochester, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of improving the color of transparent materials
- Patent number 5,853,826
- Issue date Dec 29, 1998
- Azotic Coating Technology, Inc.
- Steven F. Starcke
- B44 - DECORATIVE ARTS
Information Patent Grant
Method and apparatus for coating thin film data storage disks
- Patent number 5,651,868
- Issue date Jul 29, 1997
- International Business Machines Corporation
- Mickey Lynn Canady
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Underlayer doping in thin film magnetic recording media
- Patent number 5,232,566
- Issue date Aug 3, 1993
- International Business Machines Corporation
- David A. Edmonson
- G11 - INFORMATION STORAGE
Information Patent Grant
Thin film magentic media
- Patent number 5,063,120
- Issue date Nov 5, 1991
- International Business Machines Corporation
- David A. Edmonson
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...