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Duane Campbell
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Sammamish, WA, US
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last 30 patents
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Patent Grant
Multi-thread spreadsheet processing with dependency levels
Patent number
8,032,821
Issue date
Oct 4, 2011
Microsoft Corporation
Jeffrey J. Duzak
G06 - COMPUTING CALCULATING COUNTING
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Patent Grant
Method and system for multithread processing of spreadsheet chain c...
Patent number
7,533,139
Issue date
May 12, 2009
Microsoft Corporation
Bruce Cordell Jones
G06 - COMPUTING CALCULATING COUNTING
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last 30 patents
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COLLABORATIVE DOCUMENT EDITING USING STATE-BASED REVISION
Publication number
20160110326
Publication date
Apr 21, 2016
Microsoft Corporation
Nicholas Ryan
G06 - COMPUTING CALCULATING COUNTING
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Patent Application
Multi-thread spreadsheet processing with dependency levels
Publication number
20070260667
Publication date
Nov 8, 2007
Microsoft Corporation
Jeffrey J. Duzak
G06 - COMPUTING CALCULATING COUNTING