RM

Richard L. Mattson

IBM: 14 patents #8,004 of 70,183Top 15%
Overall (All Time): #357,455 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5937205 Dynamic queue prioritization by modifying priority value based on queue's level and serving less than a maximum number of requests per queue Jaishankar Moothedath Menon 1999-08-10
5802344 Method and apparatus for dynamic segment allocation in log structured arrays Jaishankar Moothedath Menon 1998-09-01
5734861 Log-structured disk array with garbage collection regrouping of tracks to preserve seek affinity Oded Cohn, Jaishankar Moothedath Menon 1998-03-31
5717893 Method for managing a cache hierarchy having a least recently used (LRU) global cache and a plurality of LRU destaging local caches containing counterpart datatype partitions 1998-02-10
5551003 System for managing log structured array (LSA) of DASDS by managing segment space availability and reclaiming regions of segments using garbage collection procedure Jaishankar Moothedath Menon 1996-08-27
5542066 Destaging modified data blocks from cache memory Jaishankar Moothedath Menon 1996-07-30
5434992 Method and means for dynamically partitioning cache into a global and data type subcache hierarchy from a real time reference trace 1995-07-18
5416915 Method and system for minimizing seek affinity and enhancing write sensitivity in a DASD array Jaishankar Moothedath Menon 1995-05-16
5271012 Method and means for encoding and rebuilding data contents of up to two unavailable DASDs in an array of DASDs Miguel M. Blaum, Hsieh T. Hao, Jaishankar Moothedath Menon 1993-12-14
5265098 Method and means for managing DASD array accesses when operating in degraded mode Spencer W. Ng 1993-11-23
5258984 Method and means for distributed sparing in DASD arrays Jaishankar Moothedath Menon, Spencer W. Ng 1993-11-02
4714992 Communication for version management in a distributed information service Henry Gladney, Douglas J. Lorch 1987-12-22
4714996 Impact calculation for version management in a distributed information service Henry Gladney, Douglas J. Lorch 1987-12-22
4463424 Method for dynamically allocating LRU/MRU managed memory among concurrent sequential processes Juan A. Rodriguez-Rosell 1984-07-31