Inventor · Wichita, KS, US

Gerald J. Fredin

26Patents
13h-index
14Co-inventors
78Inventor score

Filing activity: Nov 4, 1993 → Mar 23, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US5568629A Method for partitioning disk drives within a physical disk array and selectively assigning disk drive partitions into a logical disk array Physics 252 Expired
US6073218A Methods and apparatus for coordinating shared multiple raid controller access to common storage devices Physics 241 Expired
US6157963A System controller with plurality of memory queues for prioritized scheduling of I/O requests from priority assigned clients Physics 191 Expired
US6567889B1 Apparatus and method to provide virtual solid state disk in cache memory in a storage controller Physics 159 Expired
US5996086A Context-based failover architecture for redundant servers Physics 129 Expired
US5975738A Method for detecting failure in redundant controllers using a private LUN Physics 93 Expired
US6457098B1 Methods and apparatus for coordinating shared multiple raid controller access to common storage devices Physics 93 Expired
US5933824A Methods and apparatus for locking files within a clustered storage environment Emerging Cross-Sectional Technologies 78 Expired
US6108684A Methods and apparatus for balancing loads on a storage subsystem among a plurality of controllers Physics 76 Expired
US6529963B1 Methods and apparatus for interconnecting independent fibre channel fabrics Electricity 71 Expired
US5860091A Method and apparatus for efficient management of non-aligned I/O write request in high bandwidth raid applications Physics 52 Expired
US7237141B2 Method for recovering data from a redundant storage object Physics 33 Expired
US5941994A Technique for sharing hot spare drives among multiple subsystems Physics 31 Expired
US8527718B2 Explicit data segment boundaries with SCSI I/O referrals Electricity 6 Active
US7760727B2 System & method for fabric storage utilizing multicast with distributed intelligence Electricity 5 Active
US8219715B2 Multi-pathing with SCSI I/O referrals Physics 4 Active
US8332549B2 Method and system for implementing parallelism with SCSI I/O referrals Physics 3 Active
US8307240B2 Small computer system interface input output (SCSI IO) referral Physics 3 Active
US8615615B2 Load balancing with SCSI I/O referrals Physics 2 Active
US8732340B2 Transport agnostic SCSI I/O referrals Electricity 1 Active
US8171178B2 Scaling of small computer system interface input output (SCSI I/O) referrals Electricity 1 Active
US8656070B2 Striping with SCSI I/O referrals Physics 1 Active
US9037900B2 Small computer system interface input output (SCSI IO) referral Physics 1 Active
US8055815B2 Optimal paths with SCSI I/O referrals Electricity 1 Active
US9779004B2 Methods and systems for real-time activity tracing in a storage environment Electricity 0 Active

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