Inventor · Tucson, AZ, US

Carol S. Mellgren

116Patents
8h-index
77Co-inventors
83Inventor score

Filing activity: Jun 12, 2002 → Oct 4, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US7451283B2 Method, system, and program for copying tracks between a primary storage and secondary storage Physics 33 Expired
US10261868B2 Using a forward log storage and backward log storage to recover a storage to a forward or backward point-in-time Physics 32 Active
US9298567B2 System availability in PPRC failover environments Physics 22 Active
US9092449B2 Bitmap selection for remote copying of updates Physics 15 Active
US7051174B2 Method, system, and program for restoring data in cache Emerging Cross-Sectional Technologies 15 Expired
US9075723B2 Efficient discard scans Physics 8 Active
US9104626B2 Processing a copy command directed to a first storage architecture for data that is stored in a second storage architecture Physics 8 Active
US9086818B2 Source-target relations mapping Physics 8 Active
US9058293B2 Management of point-in-time copy relationship for extent space efficient volumes Physics 7 Active
US10282258B1 Device reservation state preservation in data mirroring Physics 7 Active
US7171610B2 Method, system, and article of manufacture for preventing data loss Physics 7 Expired
US9135121B2 Managing updates and copying data in a point-in-time copy relationship expressed as source logical addresses and target logical addresses Physics 7 Active
US9063997B2 Asynchronous pausing of the formation of consistency groups Electricity 6 Active
US10372548B2 Copying data from multiple point-in-time copies to a log storage to use to roll-back a source storage Physics 5 Active
US10445497B2 Offloading processing of writes to determine malicious data from a first storage system to a second storage system Physics 5 Active
US10282543B2 Determining whether to destage write data in cache to storage based on whether the write data has malicious data Physics 4 Active
US9405704B2 Establishing a point-in-time copy relationship between source logical addresses and target logical addresses Physics 4 Active
US9483366B2 Bitmap selection for remote copying of updates Physics 4 Active
US8719529B2 Storage in tiered environment for colder data segments Physics 4 Active
US10489080B2 Point in time copy of time locked data in a storage controller Physics 4 Active
US10528435B2 Performance efficient time locks on data in a storage controller Physics 4 Active
US9098466B2 Switching between mirrored volumes Physics 4 Active
US9116852B2 Processing a copy command directed to a first storage architecture for data that is stored in a second storage architecture Physics 4 Active
US9081511B2 Source-target relations mapping Physics 3 Active
US10013324B2 Data recovery in multi-target data storage networks Physics 3 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.