DC

Duane Campbell

Microsoft: 4 patents #10,696 of 40,388Top 30%
Overall (All Time): #1,152,901 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10936797 Collaborative document editing using state-based revision Nicholas Ryan, Danny Khen, Jenefer Monroe, Alexander Babanov, Kartik Nathan +4 more 2021-03-02
10331775 Collaborative document editing using state-based revision Nicholas Ryan, Danny Khen, Jenefer Monroe, Alexander Babanov, Kartik Nathan +4 more 2019-06-25
8032821 Multi-thread spreadsheet processing with dependency levels Jeffrey James Duzak, Andrew J. Becker, Matthew J. Androski 2011-10-04
7533139 Method and system for multithread processing of spreadsheet chain calculations Bruce Cordell Jones, Chad Rothschiller, David F. Gainer, Jeffrey James Duzak, Matthew J. Androski 2009-05-12