Victor M. Sheftel

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Pittsburgh, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for document filtering using ensemble filters
- Patent number 7,426,509
- Issue date Sep 16, 2008
- JustSystems Evans Research, Inc.
- David A. Evans
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for document filtering using ensemble filters
- Patent number 7,398,269
- Issue date Jul 8, 2008
- JustSystems Evans Research Inc.
- James G. Shanahan
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Methods and apparatus for interactive document clustering
- Publication number 20090287668
- Publication date Nov 19, 2009
- JustSystems Evans Research, Inc.
- David A. Evans
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Hybrid method for simulation optimization
- Publication number 20080312885
- Publication date Dec 18, 2008
- JustSystems Evans Research, Inc.
- Tianjiao Chu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Methods and apparatus for rank-based response set clustering
- Publication number 20070112867
- Publication date May 17, 2007
- Clairvoyance Corporation
- David A. Evans
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Methods and apparatus for probe-based clustering
- Publication number 20070112898
- Publication date May 17, 2007
- Clairvoyance Corporation
- David A. Evans
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method and apparatus for document filtering using ensemble filters
- Publication number 20040172378
- Publication date Sep 2, 2004
- James G. Shanahan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method and apparatus for document filtering using ensemble filters
- Publication number 20040158569
- Publication date Aug 12, 2004
- David A. Evans
- G06 - COMPUTING CALCULATING COUNTING