Levi D. Barnes

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Hillsboro, OR, US

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Patents Grantslast 30 patents

Information Patent Grant
Evaluating the quality of an assist feature placement based on a fo...
- Patent number 8,296,688
- Issue date Oct 23, 2012
- Synopsys, Inc.
- Levi D. Barnes
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Model-based assist feature placement using inverse imaging approach
- Patent number 8,010,913
- Issue date Aug 30, 2011
- Synopsys, Inc.
- Amyn A. Poonawala
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for correcting assist-feature-printing errors...
- Patent number 7,979,812
- Issue date Jul 12, 2011
- Synopsys, Inc.
- Sunggon Jung
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Assist feature placement based on a focus-sensitive cost-covariance...
- Patent number 7,954,071
- Issue date May 31, 2011
- Synopsys, Inc.
- Levi D. Barnes
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and apparatus for quickly determining the effect of placing...
- Patent number 7,721,246
- Issue date May 18, 2010
- Synopsys, Inc.
- Jianliang Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Assist feature placement using a process-sensitivity model
- Patent number 7,421,678
- Issue date Sep 2, 2008
- Synopsys, Inc.
- Levi D. Barnes
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
EVALUATING THE QUALITY OF AN ASSIST FEATURE PLACEMENT BASED ON A FO...
- Publication number 20110202891
- Publication date Aug 18, 2011
- Synopsys, Inc.
- Levi D. Barnes
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Model-based assist feature placement using inverse imaging approach
- Publication number 20100262946
- Publication date Oct 14, 2010
- Synopsys, Inc.
- Amyn A. Poonawala
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD AND APPARATUS FOR CORRECTING ASSIST-FEATURE-PRINTING ERRORS...
- Publication number 20100199255
- Publication date Aug 5, 2010
- Synopsys, Inc.
- Sunggon Jung
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ASSIST FEATURE PLACEMENT BASED ON A FOCUS-SENSITIVE COST-COVARIANCE...
- Publication number 20100115486
- Publication date May 6, 2010
- Synopsys, Inc.
- Levi D. Barnes
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Method and apparatus for quickly determining the effect of placing...
- Publication number 20070038973
- Publication date Feb 15, 2007
- Jianliang Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Assist feature placement using a process-sensitivity model
- Publication number 20060206854
- Publication date Sep 14, 2006
- Levi D. Barnes
- G06 - COMPUTING CALCULATING COUNTING