Inventor · Boulder, CO, US

Robert L. Sheffield

15Patents
5h-index
22Co-inventors
62Inventor score

Filing activity: May 20, 2003 → Jul 30, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US7093033B2 Integrated circuit capable of communicating using different communication protocols Physics 22 Expired
US7343546B2 Method and system for syndrome generation and data recovery Physics 19 Expired
US8812901B2 Methods and apparatus for marking writes on a write-protected failed device to avoid reading stale data in a RAID storage system Physics 18 Active
US7340672B2 Providing data integrity for data streams Electricity 10 Expired
US8880802B1 I/O control, synchronization method in a raid environment with co-existing hardware and software-based I/O paths Physics 7 Active
US8156406B2 Method and system for syndrome generation and data recovery Physics 4 Active
US9524107B2 Host-based device drivers for enhancing operations in redundant array of independent disks systems Physics 4 Active
US9009375B2 Sharing of bypassed I/O transaction information Physics 2 Active
US8732340B2 Transport agnostic SCSI I/O referrals Electricity 1 Active
US9250832B2 Confirmed divert bitmap to synchronize raid firmware operations with fast-path hardware I/O processing Physics 1 Active
US9268695B2 Methods and structure for using region locks to divert I/O requests in a storage controller having multiple processing stacks Physics 0 Active
US9323476B2 Hardware based cache scan with divert node handling Physics 0 Active
US8583840B1 Methods and structure for determining mapping information inconsistencies in I/O requests generated for fast path circuits of a storage controller Physics 0 Active
US9858007B2 Decoupling host and device address maps for a peripheral component interconnect express controller Physics 0 Active
US9286136B1 Hash-based region locking Physics 0 Active

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