DP

David B. Petersen

IBM: 42 patents #2,200 of 70,183Top 4%
📍 Gaithersburg, MD: #22 of 1,746 inventorsTop 2%
🗺 Maryland: #342 of 35,612 inventorsTop 1%
Overall (All Time): #73,186 of 4,157,543Top 2%
42
Patents All Time

Issued Patents All Time

Showing 26–42 of 42 patents

Patent #TitleCo-InventorsDate
8806268 Communication of conditions at a primary storage controller to a host Gail A. Spear 2014-08-12
8788768 Maintaining mirror and storage system copies of volumes at multiple remote sites Nicolas M. Clayton, Robert Frederic Kern, David Michael Shackelford, Gail A. Spear, John G. Thompson 2014-07-22
8788772 Maintaining mirror and storage system copies of volumes at multiple remote sites Nicolas M. Clayton, Robert Frederic Kern, David Michael Shackelford, Gail A. Spear, John G. Thompson 2014-07-22
8751856 Determining recovery time for interdependent resources in heterogeneous computing environment Thomas Lumpp, Wolfgang Schaeberle, Jeurgen Schneider, Isabell Schwertle 2014-06-10
8209282 Method, system, and article of manufacture for mirroring data at storage locations Robert Frederic Kern, William Frank Micka, Gail A. Spear 2012-06-26
8135982 Parallel multiplex storage systems Gail A. Spear 2012-03-13
8037341 Determining recovery time for interdependent resources in heterogeneous computing environment Thomas Lumpp, Wolfgang Schaeberle, Juergen Schneider, Isabell Schwertle 2011-10-11
8027952 System and article of manufacture for mirroring data at storage locations Robert Frederic Kern, William Frank Micka, Gail A. Spear 2011-09-27
7627775 Managing failures in mirrored systems Robert Frederic Kern, Gail A. Spear, Gregory E. McBride 2009-12-01
7603581 Remote copying of updates to primary and secondary storage locations subject to a copy relationship Kenneth Wayne Boyd, Lisa J. Gundy, Nils Torbjorn Kaving, Robert Frederic Kern, Gregory E. McBride +4 more 2009-10-13
7467168 Method for mirroring data at storage locations Robert Frederic Kern, William Frank Micka, Gail A. Spear 2008-12-16
7085956 System and method for concurrent logical device swapping Michael J. Shannon, Harry M. Yudenfriend 2006-08-01
7043665 Method, system, and program for handling a failover to a remote storage location Robert Frederic Kern, Rune Willy Ludvig 2006-05-09
6973586 System and method for automatic dynamic address switching John A. Stanbi, Harry M. Yudenfriend 2005-12-06
6842825 Adjusting timestamps to preserve update timing information for cached data objects Robert V. Geiner, Ronald Maynard Kern, Gregory E. McBride, William Frank Micka, Jeffrey M. Nick +5 more 2005-01-11
6199074 Database backup system ensuring consistency between primary and mirrored backup database copies despite backup interruption Robert Frederic Kern, William Frank Micka, Jeffrey M. Nick, Larry R. Perry, Harold Glen Slone +2 more 2001-03-06
5345590 Method and apparatus for cross-partition control in a partitioned process environment Donald F. Ault, Ian Geoffrey Redding, Stephen J. Schmandt 1994-09-06