Inventor · Chennai, IN

Ajit Narayanan

43Patents
18h-index
18Co-inventors
74Inventor score

Filing activity: Nov 25, 2003 → Sep 29, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US8479037B1 Distributed hot-spare storage in a storage cluster Physics 392 Active
US8046548B1 Maintaining data consistency in mirrored cluster storage systems using bitmap write-intent logging Physics 372 Active
US8010829B1 Distributed hot-spare storage in a storage cluster Physics 372 Active
US8595455B2 Maintaining data consistency in mirrored cluster storage systems using bitmap write-intent logging Physics 353 Active
US8706694B2 Continuous data protection of files stored on a remote storage device Physics 311 Active
US7721044B1 Expanding the storage capacity of a virtualized data storage system Physics 86 Active
US7373366B1 Method, system, apparatus, and computer-readable medium for taking and managing snapshots of a storage volume Physics 70 Expired
US7647443B1 Implementing I/O locks in storage systems with reduced memory and performance costs Physics 39 Active
US8370597B1 Data migration between multiple tiers in a storage system using age and frequency statistics Physics 37 Active
US7711897B1 Method, system, apparatus, and computer-readable medium for improving disk array performance Physics 35 Active
US8006061B1 Data migration between multiple tiers in a storage system using pivot tables Physics 32 Active
US8271757B1 Container space management in a data storage system Physics 30 Active
US7653836B1 Logging metadata modifications in a data storage system Physics 29 Active
US8001352B1 Networked raid in a virtualized cluster Physics 26 Active
US7996608B1 Providing redundancy in a storage system Physics 25 Active
US7802063B1 Method, system, apparatus, and computer-readable medium for improving disk array performance Physics 24 Active
US8954399B1 Data de-duplication for information storage systems Physics 20 Active
US8255660B1 Data migration between multiple tiers in a storage system using pivot tables Physics 18 Active
US8082407B1 Writable snapshots for boot consolidation Physics 15 Active
US8260744B1 Method, system, apparatus, and computer-readable medium for taking and managing snapshots of a storage volume Physics 13 Active
US8024542B1 Allocating background workflows in a data storage system using historical data Physics 10 Active
US7991969B1 Method, system, apparatus, and computer-readable medium for improving disk array performance Physics 10 Active
US7987156B1 Method, system, apparatus, and computer-readable medium for taking and managing snapshots of a storage volume Physics 10 Active
US7953929B1 Expanding the storage capacity of a virtualized data storage system Physics 10 Active
US8140775B1 Allocating background workflows in a data storage system using autocorrelation Physics 9 Active

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