Inventor · Waterloo, ON, CA

Michael Malcolm

37Patents
21h-index
23Co-inventors
85Inventor score

Filing activity: May 1, 1980 → Jul 16, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US5819292A Method for maintaining consistent states of a file system and for creating user-accessible read-only copies of a file system Emerging Cross-Sectional Technologies 949 Expired
US5963962A Write anywhere file-system layout Emerging Cross-Sectional Technologies 515 Expired
US6038570A Method for allocating files in a file system integrated with a RAID disk sub-system Emerging Cross-Sectional Technologies 405 Expired
US6289356A Write anywhere file-system layout Emerging Cross-Sectional Technologies 353 Expired
US6892211B2 Copy on write file system consistency and block usage Emerging Cross-Sectional Technologies 269 Expired
US6138126A Method for allocating files in a file system integrated with a raid disk sub-system Emerging Cross-Sectional Technologies 222 Expired
US5948110A Method for providing parity in a raid sub-system using non-volatile memory Physics 194 Expired
US7174352B2 File system image transfer Emerging Cross-Sectional Technologies 157 Expired
US4332027A Local area contention network data communication system Electricity 116 Expired
US6128701A Adaptive and predictive cache refresh policy Physics 96 Expired
US6721764B2 Copy on write file system consistency and block usage Emerging Cross-Sectional Technologies 95 Expired
US4423414A System and method for name-lookup in a local area network data communication system Emerging Cross-Sectional Technologies 92 Expired
US7003131B2 Watermarking and fingerprinting digital content using alternative blocks to embed information Electricity 56 Expired
US7231412B2 Allocating files in a file system integrated with a raid disk sub-system Emerging Cross-Sectional Technologies 51 Expired
US4410889A System and method for synchronizing variable-length messages in a local area network data communication system Electricity 45 Expired
US6427187B2 Multiple cache communication Electricity 45 Expired
US7103794B2 Network object cache engine Physics 37 Expired
US4430651A Expandable and contractible local area network system Electricity 30 Expired
US8225194B2 Bookmarks and watchpoints for selection and presentation of media streams Electricity 26 Expired
US7181044B2 Watermarking and fingerprinting digital content using alternative blocks to embed information Electricity 22 Expired
US6480969B1 Providing parity in a RAID sub-system using non-volatile memory Physics 22 Expired
US6715037B2 Multiple cache communication and uncacheable objects Electricity 19 Expired
US7702101B2 Secure presentation of media streams in response to encrypted digital content Electricity 18 Expired
US6988219B2 Providing parity in a RAID sub-system using non-volatile memory Physics 18 Expired
US6751637B1 Allocating files in a file system integrated with a raid disk sub-system Emerging Cross-Sectional Technologies 14 Expired

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