Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
RB

Robert G. Biskeborn

IBM: 449 patents #31 of 70,183Top 1%
WTWestern Digital Technologies: 24 patents #91 of 3,180Top 3%
Globalfoundries: 5 patents #673 of 4,424Top 20%
HGHGST: 1 patents #253 of 483Top 55%
Hollister, CA: #1 of 243 inventorsTop 1%
California: #108 of 386,348 inventorsTop 1%
Overall (All Time): #426 of 4,157,543Top 1%
479 Patents All Time

Issued Patents All Time

Showing 301–325 of 479 patents

Patent #TitleCo-InventorsDate
9135931 Filled-gap magnetic recording head and method of making Icko E. T. Iben, Jason Liang 2015-09-15
9129631 Shingle verify archive appliance Calvin S. Lo 2015-09-08
9129614 Magnetic head having canted arrays Calvin S. Lo 2015-09-08
9105291 Tape recording head having non-parallel gaps and dissimilar transducer pitches Calvin S. Lo 2015-08-11
9093087 Apparatus with a lapping guide within a span of the transducer array Robert E. Fontana, Jr., Calvin S. Lo 2015-07-28
9087528 Methods for biasing electrically biasable structures 2015-07-21
9053723 Magnetic recording head having quilted-type coating Calvin S. Lo 2015-06-09
9036296 Multiple writers with reduced crosstalk Philipp Herget 2015-05-19
9036300 High areal density tape format and head Wayne Isami Imaino 2015-05-19
9036297 Magnetic recording head having protected reader sensors and near zero recession writer poles W. Stanley Czarnecki, Philipp Herget, Calvin S. Lo 2015-05-19
9019653 High density timing based servo format for use with tilted transducer arrays Mark A. Lantz 2015-04-28
9011704 Methods for texturing magnetic head surface Cherngye Hwang, Jason Liang, Calvin S. Lo 2015-04-21
9007712 Backward compatible head for quasi-static tilted reading and/or recording Calvin S. Lo 2015-04-14
9007718 Write head having a device for reducing the effects of stray flux Philipp Herget 2015-04-14
9001463 Magnetic recording head having protected reader sensors and near zero recessed write poles Jason Liang, Calvin S. Lo, Andrew C. Ting 2015-04-07
9001462 Universal magnetic recording head chip Calvin S. Lo, Kevin Luong 2015-04-07
8988835 Contact recording tunnel magnetoresistive sensor with layer of refractory metal Calvin S. Lo 2015-03-24
8982511 Drive for accepting hybrid tape head assembly Philipp Herget, Jason Liang 2015-03-17
8982495 Multi-format read drive Gary M. Decad, Jason Liang 2015-03-17
8964319 Tape media kiss-contact read verification Calvin S. Lo, Tak H. Wong, Xu Yan 2015-02-24
8934189 Magnetic write head having electrically biasable structures 2015-01-13
8913340 Systems and methods for writing servo patterns Wayne Isami Imaino 2014-12-16
8902528 Quasi-statically tilted head having dilated transducer pitch Calvin S. Lo 2014-12-02
8902537 High density timing based servo format Mark A. Lantz 2014-12-02
8879209 Device select system for multi-device electronic system Larry LeeRoy Tretter 2014-11-04