Arun Vishwanathan

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Wilmington, DE, US

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Patents Grantslast 30 patents

Information Patent Grant
Polishing pads for chemical mechanical planarization
- Patent number 6,860,802
- Issue date Mar 1, 2005
- Rohm and Haas Electric Materials CMP Holdings, Inc.
- Arun Vishwanathan
- B24 - GRINDING POLISHING
Information Patent Grant
Hydrolytically stable grooved polishing pads for chemical mechanica...
- Patent number 6,749,485
- Issue date Jun 15, 2004
- Rodel Holdings, Inc.
- David B. James
- B24 - GRINDING POLISHING
Information Patent Grant
Grooved polishing pads for chemical mechanical planarization
- Patent number 6,736,709
- Issue date May 18, 2004
- Rodel Holdings, Inc.
- David B. James
- B24 - GRINDING POLISHING
Information Patent Grant
Polishing pads for chemical mechanical planarization
- Patent number 6,582,283
- Issue date Jun 24, 2003
- Rodel Holdings, Inc.
- David B. James
- B24 - GRINDING POLISHING
Information Patent Grant
Polishing pads for chemical mechanical planarization
- Patent number 6,454,634
- Issue date Sep 24, 2002
- Rodel Holdings Inc.
- David B. James
- B24 - GRINDING POLISHING
Information Patent Grant
Polymeric polishing pad having improved surface layer and method of...
- Patent number 6,361,409
- Issue date Mar 26, 2002
- Rodel Holdings Inc.
- Arun Vishwanathan
- B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

Information Patent Application
Polishing pads for chemical mechanical planarization
- Publication number 20050020082
- Publication date Jan 27, 2005
- Arun Vishwanathan
- B24 - GRINDING POLISHING
Information Patent Application
Polishing pads for chemical mechanical planarization
- Publication number 20030027500
- Publication date Feb 6, 2003
- David B. James
- B24 - GRINDING POLISHING