HW

Hemantha K. Wickramasinghe

IBM: 65 patents #1,172 of 70,183Top 2%
HG HGST: 8 patents #217 of 1,677Top 15%
ND National Research Development: 3 patents #81 of 1,071Top 8%
University of California: 3 patents #2,984 of 18,278Top 20%
📍 Irvine, CA: #45 of 6,241 inventorsTop 1%
🗺 California: #3,477 of 386,348 inventorsTop 1%
Overall (All Time): #23,307 of 4,157,543Top 1%
79
Patents All Time

Issued Patents All Time

Showing 26–50 of 79 patents

Patent #TitleCo-InventorsDate
7009694 Indirect switching and sensing of phase change memory cells Mark Whitney Hart, Chung H. Lam, Christie R. K. Marrian, Gary M. McClelland, Simone Raoux +1 more 2006-03-07
6982843 Assembly comprising adjustable heat flux mechanism for thermally assisted/thermal information processing and control Kevin R. Coffey, Hendrik F. Hamann, Jan-Ulrich Thiele 2006-01-03
6920088 Assembly for writing and/or erasing high density data on a media Hendrik F. Hamann, Yves Martin 2005-07-19
6773764 Method of forming a patterned magnetic recording medium Ernesto E. Marinero 2004-08-10
6771445 Assembly and method suitable for thermo-magnetic writing/reading of data Hendrik F. Hamann, Yves Martin 2004-08-03
6757235 Assembly suitable for reading data based on thermal coupling Hendrik F. Hamann, Yves Martin 2004-06-29
6702186 Assembly comprising a plurality of media probes for writing/reading high density magnetic data Hendrik F. Hamann, Yves Martin 2004-03-09
6671127 Magnetic recording system with single coil for thermally assisted writing Yimin Hsu, Andreas Moser, Xiao Z. Wu 2003-12-30
6656693 Self assembled nano-devices using DNA Ravi F. Saraf 2003-12-02
6597639 Assembly suitable for writing high density data on a ferroelectric media Hendrik F. Hamann, Yves Martin 2003-07-22
6579149 Support and alignment device for enabling chemical mechanical polishing rinse and film measurements Richard J. Lebel, Frederic Maurer, Rock Nadeau, Paul Smith, Theodore G. van Kessel 2003-06-17
6567172 System and multipass probe for optical interference measurements Philip Charles Danby Hobbs, Richard J. Lebel, Martin P. O'Boyle, Theodore G. van Kessel 2003-05-20
6548843 Ferroelectric storage read-write memory Ravi F. Saraf 2003-04-15
6532125 Apparatus and method suitable for magnetic-thermal recording Hendrik F. Hamann, Yves Martin 2003-03-11
6510120 Method for writing and/or erasing high density data on a media Hendrik F. Hamann, Yves Martin 2003-01-21
6493183 Thermally-assisted magnetic recording system with head having resistive heater in write gap Prakash Kasiraj, Neil Leslie Robertson 2002-12-10
6433310 Assembly suitable for reading/writing/erasing information on a media based on thermal coupling Hendrik F. Hamann, Yves Martin 2002-08-13
6403321 Nano-devices using block-copolymers Ravi F. Saraf 2002-06-11
6334807 Chemical mechanical polishing in-situ end point system Richard J. Lebel, Rock Nadeau, Martin P. O'Boyle, Paul Smith, Theodore G. van Kessel 2002-01-01
6319093 Chemical-mechanical polishing system and method for integrated spin dry-film thickness measurement Richard J. Lebel, Frederic Maurer, Rock Nadeau, Paul Smith, Theodore G. van Kessel 2001-11-20
6233206 High density magnetic thermal recording and reproducing assembly Hendrik F. Hamann, Yves Martin 2001-05-15
6218175 Nano-devices using block-copolymers Ravi F. Saraf 2001-04-17
6088176 Method and apparatus for separating magnetic and thermal components from an MR read signal Gordon James Smith, Hal Hjalmar Ottesen, David W. Abraham, Anthony P. Praino, Mark E. Re 2000-07-11
6052249 Method and apparatus for data storage using thermal proximity imaging David W. Abraham, Anthony P. Praino, Mark E. Re 2000-04-18
5850374 Method and apparatus for data storage using thermal proximity imaging David W. Abraham, Anthony P. Praino, Mark E. Re 1998-12-15