Inventor · Tucson, AZ, US

Gail A. Spear

117Patents
20h-index
118Co-inventors
93Inventor score

Filing activity: Aug 31, 1990 → Jan 22, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US6199074A Database backup system ensuring consistency between primary and mirrored backup database copies despite backup interruption Emerging Cross-Sectional Technologies 199 Expired
US5530829A Track and record mode caching scheme for a storage system employing a scatter index table with pointer and a track directory Physics 52 Expired
US7188272B2 Method, system and article of manufacture for recovery from a failure in a cascading PPRC system Physics 44 Expired
US5771367A Storage controller and method for improved failure recovery using cross-coupled cache memories and nonvolatile stores Physics 44 Expired
US5640530A Use of configuration registers to control access to multiple caches and nonvolatile stores Physics 44 Expired
US5235690A Method for operating a cached peripheral data storage subsystem including a step of subsetting the data transfer into subsets of data records Physics 43 Expired
US7000145B2 Method, system, and program for reverse restore of an incremental virtual copy Emerging Cross-Sectional Technologies 41 Expired
US7363629B2 Method, system, and program for remote resource management Electricity 40 Expired
US7278049B2 Method, system, and program for recovery from a failure in an asynchronous data copying system Physics 39 Expired
US7571268B2 Consistent updates across storage subsystems coupled to a plurality of primary and secondary units at selected times Physics 33 Active
US6996586B2 Method, system, and article for incremental virtual copy of a data block Emerging Cross-Sectional Technologies 30 Expired
US7627729B2 Apparatus, system, and method for an improved synchronous mirror swap Physics 30 Active
US7461100B2 Method for fast reverse restore Emerging Cross-Sectional Technologies 30 Expired
US7467168B2 Method for mirroring data at storage locations Physics 29 Expired
US7603581B2 Remote copying of updates to primary and secondary storage locations subject to a copy relationship Physics 28 Active
US7225307B2 Apparatus, system, and method for synchronizing an asynchronous mirror volume using a synchronous mirror volume Physics 24 Expired
US7124128B2 Method, system, and program for managing requests to tracks subject to a relationship Emerging Cross-Sectional Technologies 23 Expired
US7512835B2 Method, system and article of manufacture for recovery from a failure in a cascading PPRC system Physics 21 Active
US7188222B2 Method, system, and program for mirroring data among storage sites Physics 21 Expired
US7610318B2 Autonomic infrastructure enablement for point in time copy consistency Physics 20 Expired
US7702953B2 Storage management in cascaded replication of data Physics 20 Active
US8027952B2 System and article of manufacture for mirroring data at storage locations Physics 19 Active
US7024530B2 Method, system, and program for establishing and using a point-in-time copy relationship Emerging Cross-Sectional Technologies 19 Expired
US7818522B2 Apparatus, system, and method for incremental resynchronization in a data storage system Physics 18 Active
US7409510B2 Instant virtual copy to a primary mirroring portion of data Physics 16 Expired

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