Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Bruce A. Liikanen — 166 Patents

Micron: 124 patents #105 of 6,345Top 2%
MAMaxtor: 29 patents #5 of 656Top 1%
STSeagate Technology: 12 patents #462 of 4,626Top 10%
Berthoud, CO: #2 of 185 inventorsTop 2%
Colorado: #27 of 40,980 inventorsTop 1%
Overall (All Time): #5,007 of 4,157,543Top 1%
166 Patents All Time

Issued Patents All Time

Showing 126–150 of 166 patents

Patent #TitleCo-InventorsDate
8019925 Methods and structure for dynamically mapped mass storage device Andrew W. Vogan 2011-09-13
7916421 Methods and structure for recovery of write fault errors in a dynamically mapped mass storage device Andrew W. Vogan 2011-03-29
7787209 Method and apparatus for compensating for repeatable runout using wide embedded runout correction fields Curtis W. Egan 2010-08-31
7768735 Angular and radial location determination in a control system Stanley H. Shepherd 2010-08-03
7752491 Methods and structure for on-the-fly head depopulation in a dynamically mapped mass storage device John VanLaanen, Andrew W. Vogan 2010-07-06
7729076 Angularly spaced spiral erase for media Craig Smith, Brian P. Rigney, Todd Franks, Xin Yang, Stan Shepherd 2010-06-01
7685360 Methods and structure for dynamic appended metadata in a dynamically mapped mass storage device Don Brunnett, John P. Mead, Eric D. Mudama, John VanLaanen, Andrew W. Vogan 2010-03-23
7653847 Methods and structure for field flawscan in a dynamically mapped mass storage device Eric D. Mudama, John VanLaanen, Andrew W. Vogan 2010-01-26
7623313 Method and apparatus for performing a self-servo write operation in a disk drive John L. Seabury, John VanLaanen 2009-11-24
7620772 Methods and structure for dynamic data density in a dynamically mapped mass storage device Mike L. Mallary, John P. Mead, Eric D. Mudama, John VanLaanen, Andrew W. Vogan 2009-11-17
7617358 Methods and structure for writing lead-in sequences for head stability in a dynamically mapped mass storage device Andrew W. Vogan 2009-11-10
7603530 Methods and structure for dynamic multiple indirections in a dynamically mapped mass storage device Mike L. Mallary, Andrew W. Vogan 2009-10-13
7561370 Seam to seam embedded runout correction propagation Thomas O. Melrose, John C. Purkett 2009-07-14
7551387 Servo writing with offset compensation for prewritten reference Yu Sun, Dave McMurtrey, Don Brunnett, John VanLaanen, Charles R. Watt +4 more 2009-06-23
7525754 Repeated runout compensation using scaled position signals Thomas O. Melrose 2009-04-28
7474491 Adaptive write unsafe thresholds for self servo writing Thomas O. Melrose 2009-01-06
7397622 Method and apparatus for improving servo stability in read heads while writing John W. Van Laanen, Tie Jun Yie, David Rewerts, Larry Roohr 2008-07-08
7253982 Dynamic shock detection in disk drive using hair trigger timer Don Brunnett, John C. Purkett 2007-08-07
7233455 Method and apparatus for providing a temporary utility zone in a disk drive David Rewerts, John VanLaanen 2007-06-19
7230786 Method and apparatus for dynamic placement of an integration window in a disk drive having a disk surface with spiral servo information written thereon Bill Ray, John VanLaanen 2007-06-12
7193807 Method and apparatus for reducing effective track width through highly skewed head angles John C. Purkett, Terry Keefer 2007-03-20
7167333 Method and apparatus for writing and reading servo information written in a spiral fashion Brian P. Rigney 2007-01-23
7154690 Dynamic shock detection in disk drive using accumulated average position error Don Brunnett, John C. Purkett 2006-12-26
7136253 Method and apparatus for providing multi-point position demodulation of a read head when using spiral-written servo information John VanLaanen 2006-11-14
7133239 Methods and apparatuses for writing spiral servo patterns onto a disk surface Allen P. Hartman, Dave McMurtrey 2006-11-07