HB

Henry Esmond Butterworth

IBM: 36 patents #2,696 of 70,183Top 4%
Overall (All Time): #93,784 of 4,157,543Top 3%
36
Patents All Time

Issued Patents All Time

Showing 26–36 of 36 patents

Patent #TitleCo-InventorsDate
7421616 Replicated state machine Paul J. Quelch 2008-09-02
7415559 Data processing systems and method for processing work items in such systems Carlos F. Fuente, Robert Frank Maddock 2008-08-19
7284105 Fast and economical establishment of remote copy Carlos F. Fuente, Robert Frederic Kern, Robert Bruce Nicholsen 2007-10-16
6996821 Data processing systems and method for batching tasks of the same type in an instruction cache 2006-02-07
6993627 Data storage system and a method of storing data including a multi-level cache Robert B. Nicholson 2006-01-31
6968351 Free space collection in information storage systems 2005-11-22
6941420 Log-structure array Robert B. Nicholson, William J. Scales, Douglas Turner 2005-09-06
6907454 Data processing system with master and slave processors Carlos F. Fuente, Robert B. Nicholson 2005-06-14
6871272 Data sorting in information storage systems 2005-03-22
6738863 Method for rebuilding meta-data in a data storage system and a data storage system Robert B. Nicholson 2004-05-18
6704839 Data storage system and method of storing data Robert B. Nicholson, Douglas Turner 2004-03-09