JC

John Contreras

HB Hgst Netherlands, B.V.: 41 patents #1 of 972Top 1%
WT Western Digital Technologies: 38 patents #38 of 3,180Top 2%
HG HGST: 26 patents #44 of 1,677Top 3%
IBM: 12 patents #9,222 of 70,183Top 15%
ST Sandisk Technologies: 2 patents #967 of 2,224Top 45%
📍 Palo Alto, CA: #76 of 9,675 inventorsTop 1%
🗺 California: #1,595 of 386,348 inventorsTop 1%
Overall (All Time): #10,116 of 4,157,543Top 1%
119
Patents All Time

Issued Patents All Time

Showing 76–100 of 119 patents

Patent #TitleCo-InventorsDate
8531800 Magnetic write head having dual parallel capacitors for integrated transmission line compensation David J. Seagle 2013-09-10
8503125 Channel-source laser-pulsing system architecture for thermal-assisted recording Weldon M. Hanson, Barry Cushing Stipe, Rehan Ahmed Zakai 2013-08-06
8482872 Distributed temperature detector architecture for head disk interface systems Rehan Ahmed Zakai, Samir Y. Garzon 2013-07-09
8446690 Perpendicular magnetic recording write head with spin torque oscillator for fast switching of write pole magnetization Michael Alex, Manfred Ernst Schabes, Xinzhi Xing 2013-05-21
8351155 Perpendicular magnetic recording system with spin torque oscillator and control circuitry for fast switching of write pole magnetization Manfred Ernst Schabes 2013-01-08
8310902 Signal-extraction laser-pulse system architecture for thermally-assisted magnetic recording Rehan Ahmed Zakai 2012-11-13
8310789 Conductor suspension structure and electrical connection assembly for transmitting complementary signals in a hard disk drive Nobumasa Nishiyama, Xinzhi Xing 2012-11-13
8305712 Tunable microstrip signal transmission path in a hard disk drive Luiz M. Franca-Neto, Stephen G. Williams 2012-11-06
8274756 Use of carbon nanotubes to form conductive gaskets deployed in sensitive environments Albert John Wallash, Ravinder Singh Ajmani, Ryan T. Davis 2012-09-25
8233240 Magnetic recording disk drive with integrated lead suspension having multiple segments for optimal characteristic impedance Luiz M. Franca-Neto 2012-07-31
8189281 Magnetic recording disk drive with write driver to write head transmission line having non-uniform sections for optimal write current pulse overshoot Michael Alex, Nobumasa Nishiyama 2012-05-29
8179633 Perpendicular magnetic recording system and write head with transverse auxiliary pole for fast switching of write pole magnetization Manfred Ernst Schabes 2012-05-15
8174788 Motor mount for interference suppression in a hard disk drive Klaas B. Klaassen 2012-05-08
8154827 Integrated lead suspension with multiple crossover coplanar connection of the electrically conductive traces Luiz M. Franca-Neto 2012-04-10
8139319 Perpendicular magnetic recording system with magnetic precession for fast switching of perpendicular write pole magnetization Yimin Hsu, Manfred Ernst Schabes, Xinzhi Xing 2012-03-20
8116031 Perpendicular magnetic recording system with helical write coil and auxiliary coil for fast switching of write pole magnetization Michael Alex, Manfred Ernst Schabes, Xinzhi Xing 2012-02-14
8116032 Perpendicular magnetic recording system with auxiliary coil and circuitry for fast switching of write pole magnetization Manfred Ernst Schabes, David J. Seagle 2012-02-14
8107177 Electrical interconnect system with integrated transmission- line compensation components Luiz M. Franca-Neto 2012-01-31
8098450 Fly-height management in a hard disk drive (HDD) Peter Michael Baumgart, Martin Chen, Sujit Kirpekar, Bernhard E. Knigge 2012-01-17
8081399 Perpendicular magnetic recording write head with enhancement capacitor on slider body for write current overshoot at write current switching David J. Seagle 2011-12-20
8049984 Integrated slider bias control Luiz M. Franca-Neto, Bernhard E. Knigge 2011-11-01
8045297 Flex cable and method for lowering flex cable impedance Luiz M. Franca-Neto, Jr-Yi Shen 2011-10-25
7830634 Head-disk contact detection and work function difference determination Martin Chen, Luiz M. Franca-Neto, Bernhard E. Knigge 2010-11-09
7786754 High speed digital signaling apparatus and method using reflected signals to increase total delivered current Luiz M. Franca-Neto 2010-08-31
7667914 Direct coupled wide-bandwidth front-end with smart bias control amplifier Klaas B. Klaassen 2010-02-23