RJ

Robert E. Fontana, Jr.

IBM: 102 patents #541 of 70,183Top 1%
HG HGST: 41 patents #20 of 1,677Top 2%
HB Hgst Netherlands, B.V.: 2 patents #341 of 972Top 40%
HB Hitachi Global Technologies Netherlands B.V.: 1 patents #2 of 42Top 5%
TI Texas Instruments: 1 patents #7,357 of 12,488Top 60%
Overall (All Time): #6,386 of 4,157,543Top 1%
148
Patents All Time

Issued Patents All Time

Showing 25 most recent of 148 patents

Patent #TitleCo-InventorsDate
11948608 Magnetic write head with flux blockade structure Hugo E. Rothuizen, Icko E. T. Iben, Mark A. Lantz 2024-04-02
11373676 Write transducer with recessed portion to improve track shingling performance Icko E. T. Iben, Mark A. Lantz, Hugo E. Rothuizen, Simeon Furrer 2022-06-28
11152019 Write transducer with symmetric yoke structure Robert G. Biskeborn 2021-10-19
11133029 Tape head with element-to-element spacing and adjustment and mechanism to control the spacing Jason Liang, Robert G. Biskeborn 2021-09-28
10984823 Write transducers having high moment layer Robert G. Biskeborn, Calvin S. Lo 2021-04-20
10796718 Magnetic recording apparatus having circuits with differing tunnel valve sensors and about the same resistance Robert G. Biskeborn, Calvin S. Lo 2020-10-06
10657992 Tunnel valve magnetic tape head for multichannel tape recording Robert G. Biskeborn, Calvin S. Lo 2020-05-19
10650848 Write transducers having high moment layer Robert G. Biskeborn, Calvin S. Lo 2020-05-12
10395676 Magnetic recording apparatus having circuits with differing tunnel valve sensors and about the same resistance Robert G. Biskeborn, Calvin S. Lo 2019-08-27
10388308 Tunnel magnetoresistive sensor having leads supporting three dimensional current flow Robert G. Biskeborn, Calvin S. Lo 2019-08-20
10354679 Magnetic recording module having tunnel valve sensors with dissimilar tunnel barrier resistivities Robert G. Biskeborn, Calvin S. Lo 2019-07-16
10332550 Tunnel magnetoresistive sensor having stabilized magnetic shield and dielectric gap sensor Robert G. Biskeborn, Calvin S. Lo 2019-06-25
10297275 Magnetic recording module having differing tunnel valve sensors Robert G. Biskeborn, Calvin S. Lo 2019-05-21
10283147 Write transducers having high moment layer Robert G. Biskeborn, Calvin S. Lo 2019-05-07
10170138 Tape apparatus having an array of write transducers each having at least three layers of coils Robert G. Biskeborn, Calvin S. Lo 2019-01-01
10121502 Magnetic read head having a CPP MR sensor electrically isolated from a top shield Robert G. Biskeborn, Jason Liang, Calvin S. Lo 2018-11-06
10014015 Current perpendicular-to-plane sensors having hard spacers Robert G. Biskeborn, Jason Liang, Calvin S. Lo 2018-07-03
10014014 Magnetic recording apparatus having circuits with differing tunnel valve sensors and about the same resistance Robert G. Biskeborn, Calvin S. Lo 2018-07-03
9990944 Tunnel valve magnetic tape head for multichannel tape recording Robert G. Biskeborn, Calvin S. Lo 2018-06-05
9947344 Stabilizing layered structure for magnetic tape heads Robert G. Biskeborn, Calvin S. Lo 2018-04-17
9947348 Tunnel magnetoresistive sensor having leads supporting three-dimensional current flow Robert G. Biskeborn, Calvin S. Lo 2018-04-17
9892747 Current perpendicular-to-plane sensors having hard spacers Robert G. Biskeborn, Jason Liang, Calvin S. Lo 2018-02-13
9818435 Tunnel magnetoresistive sensor having stabilized magnetic shield and dielectric gap sensor Robert G. Biskeborn, Calvin S. Lo 2017-11-14
9779767 Magnetic read head having a CPP MR sensor electrically isolated from a top shield Robert G. Biskeborn, Jason Liang, Calvin S. Lo 2017-10-03
9747931 Tunnel magnetoresistive sensor having stabilized magnetic shield and dielectric gap sensor Robert G. Biskeborn, Calvin S. Lo 2017-08-29