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 226–250 of 479 patents

Patent #TitleCo-InventorsDate
9711170 High accuracy bearing surface slotting process for tape head fabrication Calvin S. Lo 2017-07-18
9704516 Shorting-resistant current perpendicular to plane sensors Calvin S. Lo 2017-07-11
9704514 High accuracy bearing surface slotting process for tape head fabrication Calvin S. Lo 2017-07-11
9691414 Tape head with narrow skiving edges fitted to transducers Johan B. C. Engelen, Mark A. Lantz, Hugo E. Rothuizen 2017-06-27
9668339 Protection of device from electrostatic discharge (ESD) damage Myron H. Gentrup, Icko E. T. Iben, Ho-Yiu Lam 2017-05-30
9666219 Tape media kiss-contact read verification Calvin S. Lo, Tak H. Wong, Xu Yan 2017-05-30
9659581 Module with coating for abrasion testing Jason Liang, Calvin S. Lo 2017-05-23
9659583 Magnetic recording head having protected reader sensors and near zero recession writer poles W. Stanley Czarnecki, Philipp Herget, Calvin S. Lo 2017-05-23
9653114 Detecting media defects Edwin R. Childers, Jason Liang 2017-05-16
9653109 Low friction tape head Jason Liang 2017-05-16
9638614 Measuring tape abrasivity and wear of a tape head-type structure Jason Liang 2017-05-02
9607635 Current perpendicular-to-plane sensors having hard spacers Robert E. Fontana, Jr., Jason Liang, Calvin S. Lo 2017-03-28
9607639 Magnetic head and system having offset arrays Philipp Herget, Calvin S. Lo 2017-03-28
9607636 Monitoring head wear Jason Liang 2017-03-28
9601134 Magnetic writer having multiple gaps with more uniform magnetic fields across the gaps Philipp Herget, Bucknell C. Webb 2017-03-21
9595276 Magnetic head and system having offset arrays Philipp Herget, Calvin S. Lo 2017-03-14
9583126 Dual-path flex circuit Hoodin Hamidi, David H. F. Harper, Sassan K. Shahidi 2017-02-28
9576599 Monitoring head wear Jason Liang 2017-02-21
9576596 Miniskirt tape head having quasi-statically tilted transducer arrays Calvin S. Lo 2017-02-21
9570097 Tape head with write pole having multiple layers superimposed in a direction perpendicular to the contact plane Johan B. C. Engelen, Mark A. Lantz, Hugo E. Rothuizen 2017-02-14
9558776 Durable coating for magnetic tape recording media Gary M. Decad, Calvin S. Lo 2017-01-31
9514770 Methods of using products with tape formats having one or more spare areas 2016-12-06
9508367 Tunnel magnetoresistive sensor having conductive ceramic layers Calvin S. Lo, Philip M. Rice, Teya Topuria 2016-11-29
9502059 Hybrid tape head assembly and drive for accepting the same Philipp Herget, Jason Liang 2016-11-22
9502077 Shingle verify archive appliance Calvin S. Lo 2016-11-22