David G. O'Neill

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Woodbury, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Abrasive article comprising a structured diamond-like carbon coatin...
- Patent number 6,821,189
- Issue date Nov 23, 2004
- 3M Innovative Properties Company
- Eric C. Coad
- B24 - GRINDING POLISHING
Information Patent Grant
Abrasive article having a diamond-like coating layer and method for...
- Patent number 5,707,409
- Issue date Jan 13, 1998
- Minnesota Mining and Manufacturing Company
- Lawrence L. Martin
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Abrasive article having a diamond-like coating layer and method for...
- Patent number 5,551,959
- Issue date Sep 3, 1996
- Minnesota Mining and Manufacturing Company
- Lawrence L. Martin
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method for forming macroparticle-free DLC films by cathodic arc dis...
- Patent number 5,401,543
- Issue date Mar 28, 1995
- Minnesota Mining and Manufacturing Company
- David G. O'Neill
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...