HR

Hal J. Rosen

IBM: 40 patents #2,346 of 70,183Top 4%
HG HGST: 12 patents #129 of 1,677Top 8%
HB Hgst Netherlands, B.V.: 3 patents #257 of 972Top 30%
Overall (All Time): #46,210 of 4,157,543Top 2%
55
Patents All Time

Issued Patents All Time

Showing 25 most recent of 55 patents

Patent #TitleCo-InventorsDate
9601145 Heat-assisted magnetic recording (HAMR) disk with multiple continuous magnetic recording layers Michael Grobis, Virat Vasav Mehta, Gregory John Parker, Bruce David Terris 2017-03-21
8416646 Magnetic recording disk drive with shingled writing and rectangular optical waveguide for wide-area thermal assistance Fu-Ying Huang, Jia-Yang Juang, Barry Cushing Stipe, Timothy Carl Strand, Petrus Antonius VanDerHeijden 2013-04-09
8385162 Shingled-writing thermal assistance recording (TAR) disk drive with avoidance of adjacent track erasure from a wide-area heater Barry Cushing Stipe, Petrus Antonius VanDerHeijden 2013-02-26
8270256 Magnetic recording disk drive with shingled writing and wide-area thermal assistance Jia-Yang Juang, Barry Cushing Stipe, Timothy Carl Strand, Petrus Antonius VanDerHeijden 2012-09-18
8208228 Current-perpendicular-to-the-plane (CPP) magnetoresistive read head with multiple sensing elements for patterned-media Stefan Maat, James Terrence Olson 2012-06-26
8048546 Perpendicular magnetic recording disk with ordered nucleation layer and method for making the disk Thomas R. Albrecht, Michael Grobis, Ernesto E. Marinero, Ricardo Ruiz 2011-11-01
7986491 Hard disk drive with disk separator for creating axial gaps between disks for access by read/write heads Thomas R. Albrecht 2011-07-26
7488545 Perpendicular magnetic recording medium with laminated recording layers formed of exchange-coupled ferromagnetic layers Eric Fullerton, David Margulies, Natacha Supper 2009-02-10
7180710 Magnetic recording medium having three ferromagnetic layers with increasing intrinsic coercivity from the lower to the upper layer Hoa Van Do, David Margulies, Natacha Supper 2007-02-20
7177118 Magnetic recording system with three-layer laminated media having improved signal-to-noise ratio Hoa Van Do, David Margulies, Natacha Supper 2007-02-13
6989952 Magnetic recording disk drive with laminated media and improved media signal-to-noise ratio David Margulies, Andreas Moser, Jan-Ulrich Thiele 2006-01-24
6963461 Method for magnetic recording on laminated media with improved media signal-to-noise ratio David Margulies, Andreas Moser, Jan-Ulrich Thiele 2005-11-08
6773834 Laminated magnetic recording media with antiferromagnetically coupled layer as one of the individual magnetic layers in the laminate Hoa Van Do, Eric Fullerton, David Margulies 2004-08-10
RE38474 CoCrPtB alloys with increased boron content and method of producing same David Margulies, Ernesto E. Marinero, Brian R. York, Kurt Alan Rubin 2004-03-23
6704435 Surface inspection tool Wayne Isami Imaino, Anthony Juliana, Jr., Milton Russell Latta, Charles H. Lee, Wai Cheung Leung +2 more 2004-03-09
6686579 Digital pen using speckle tracking Ronald Fagin, Nimrod Megiddo, Robert J. Morris, Sridhar Rajagopalan, Thomas G. Zimmerman 2004-02-03
6624884 Surface inspection tool Wayne Isami Imaino, Anthony Juliana, Jr., Milton Russell Latta, Charles H. Lee, Wai Cheung Leung +2 more 2003-09-23
6594100 Method for recording magnetic transitions on recording layer having antiferromagnetically coupled ferromagnetic films Matthew J. Carey, Eric Fullerton, Bruce Alvin Gurney, Manfred Ernst Schabes 2003-07-15
6372330 Laminated magnetic recording media with antiferromagnetically coupled layers as the individual magnetic layers in the laminate Hoa Van Do, Eric Fullerton, David Margulies 2002-04-16
6280813 Magnetic recording media with antiferromagnetically coupled ferromagnetic films as the recording layer Matthew J. Carey, Eric Fullerton, Bruce Alvin Gurney, Manfred Ernst Schabes 2001-08-28
6183832 CoCrPtB alloys with increased boron content and method of producing same David Margulies, Ernesto E. Marinero, Kurt Alan Rubin, Brian R. York 2001-02-06
6117620 Method of producing a calibration disk Wayne Isami Imaino, Anthony Juliana, Jr., Milton Russell Latta, Charles H. Lee, Wai Cheung Leung +1 more 2000-09-12
6100971 Surface inspection tool Wayne Isami Imaino, Anthony Juliana, Jr., Milton Russell Latta, Charles H. Lee, Wai Cheung Leung 2000-08-08
5986761 Laser-based inspection tool for disk defects and curvature Linden James Crawforth, Wayne Isami Imaino, Anthony Juliana, Jr., Milton Russell Latta 1999-11-16
5969370 Surface inspection tool Wayne Isami Imaino, Anthony Juliana, Jr., Milton Russell Latta, Charles H. Lee, Wai Cheung Leung 1999-10-19