SN

Spencer W. Ng

IBM: 16 patents #6,952 of 70,183Top 10%
HG HGST: 10 patents #217 of 1,677Top 15%
HB Hgst Netherlands, B.V.: 1 patents #510 of 972Top 55%
HT Hitachi Global Technologies: 1 patents #2 of 10Top 20%
Overall (All Time): #139,510 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 1–25 of 28 patents

Patent #TitleCo-InventorsDate
8850128 Implementing data storage and dual port, dual-element storage device Frank R. Chu, Motoyasu Tsunoda, Marco Sanvido 2014-09-30
8024515 Non-volatile cache in disk drive emulation Daniel Auerbach 2011-09-20
8014095 Mixed format disk drive Kirk Hwang, Michael Moser 2011-09-06
8015433 Disk drive with nonvolatile memory for storage of failure-related data Frank R. Chu, George A. Dunn, Richard M. H. New 2011-09-06
7545596 System and method for WORM magnetic recording Richard M. H. New, Bruce A. Wilson 2009-06-09
7472222 HDD having both DRAM and flash memory Daniel Auerbach, Jorge Campello, Frank R. Chu 2008-12-30
7411757 Disk drive with nonvolatile memory having multiple modes of operation Frank R. Chu, Richard M. H. New, Motoyasu Tsunoda 2008-08-12
7318118 System and method for selective write to flash memory in HDD Frank R. Chu, Richard M. H. New 2008-01-08
7137038 System and method for autonomous data scrubbing in a hard disk drive Richard M. H. New 2006-11-14
7085953 Method and means for tolerating multiple dependent or arbitrary double disk failures in a disk array Windsor W. Hsu, Jaishankar Moothedath Menon, Honesty Cheng Young 2006-08-01
7080200 System and method for handling writes in HDD using 4K block sizes Martin Hassner, Richard M. H. New 2006-07-18
7062673 System and method for sparing in RAID-1 system 2006-06-13
6928515 Integrated sector format-error correction code system and method for efficient writing in a disk array system Martin Hassner, Steven R. Hetzler 2005-08-09
6684287 Turning read/write performance for disk drives with very high track density 2004-01-27
6658535 Non-interfering seek behavior modification for improved hard drive performance Nimrod Megiddo 2003-12-02
6253279 Method and system for determining the data layout geometry of a disk drive 2001-06-26
6237070 Method and system for determining the data layout geometry of a disk drive 2001-05-22
RE36846 Recovery from errors in a redundant array of disk drives David W. Palmer, Richard S. Thompson 2000-08-29
6029230 Data storage library with media destaging and prestaging for improved response time 2000-02-22
5991825 System for handling missed revolution in a disk drive by aborting the execution of primary command and executing secondary command if a missed revolution occurs 1999-11-23
5765189 Method and apparatus for computer disk drive buffer management Richard K. Treiber, Jonathan M. Haswell, Mario Yamaguchi 1998-06-09
5623608 Method and apparatus for adaptive circular predictive buffer management 1997-04-22
5566317 Method and apparatus for computer disk drive management Richard K. Treiber, Jonathan M. Haswell, Mario Yamaguchi 1996-10-15
5412661 Two-dimensional disk array Hsieh T. Hao 1995-05-02
5341351 Method and means for optimally accessing data residing on dual actuator DASDs 1994-08-23