DN

David D. Nguyen

WT Western Digital Technologies: 20 patents #162 of 3,180Top 6%
3M: 8 patents #1,961 of 11,543Top 20%
TT The Torrington: 2 patents #78 of 265Top 30%
Air Products And Chemicals: 1 patents #1,147 of 1,997Top 60%
TU Timken Us: 1 patents #15 of 47Top 35%
Overall (All Time): #113,935 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 25 most recent of 32 patents

Patent #TitleCo-InventorsDate
8865091 Multilayer processing devices and methods Joel R. Dufresne, Bryan C. Feisel, Theresa J. Gerten, Brent R. Hansen 2014-10-21
7718133 Multilayer processing devices and methods Joel R. Dufresne, Bryan C. Feisel, Theresa J. Gerten, Brent R. Hansen 2010-05-18
7580212 Magnetic disk having efficiently stored WRRO compensation value redundancy information and method for using the redundancy information John Yin Kwong Li 2009-08-25
7293539 Rocker arm assembly John Hayward, Jerzy Baginski 2007-11-13
7265933 Disk drive computing repeatable run out while actuator arm is pressed against crash stop Bang Xuan Phan, Zhi Wang 2007-09-04
7253582 Disk drive estimating angular position of spindle motor during spin-up by computing differences in winding current rise times Jianghong Ding, Chuanwen Ji 2007-08-07
7251098 Disk drive adjusting write clock frequency to compensate for eccentricity in disk rotation Zhi Wang, Jenghung Chen 2007-07-31
7110208 Method for improving servo performance in a disk drive having tracks with mini servo wedges Masao Miyamura 2006-09-19
7110214 Disk drive to implement a seek operation utilizing a deceleration velocity profile that mathematically models BEMFs Kuang-Yang Tu 2006-09-19
7068451 Disk drive estimating a sinusoidal error in a wedge time period due to eccentricity in disk rotation Zhi Wang, Jenghung Chen 2006-06-27
7064918 Reducing head gain calibration time in a disk drive Raffi Codilian 2006-06-20
7054098 Disk drive employing asymmetric acceleration/deceleration pulses for acoustic noise reduction during unlatch Jie Yu 2006-05-30
7035026 Method of manufacturing and disk drive produced by measuring the read and write widths and varying the track pitch in the servo-writer Raffi Codilian, William D. Johns, Charles A. Park, Jack M. Chue 2006-04-25
6995941 Method for improving head position determination in a disk drive Masao Miyamura 2006-02-07
6972540 Disk drive employing wedge spindle speed control with eccentricity compensation Zhi Wang, Jenghung Chen 2005-12-06
6967811 Disk drive having first and second seek operating modes for controlling voice coil motor temperature rise Raffi Codilian, Alexander Babinski 2005-11-22
6924959 Reducing estimation period for repeatable runout errors in a disk drive Hemant Melkote, Robert J. McNab, John Yin Kwong Li 2005-08-02
6900958 Method and disk drive for improving head position accuracy during track following through real-time identification of external vibration and monitoring of write-unsafe occurrences Li Yi, Yanbin Song, David A. Spaulding, Arafat M. Butt, Robert J. McNab 2005-05-31
6885514 Method of manufacturing and disk drive produced by measuring the read and write widths and varying the track pitch in the servo-writer Raffi Codilian, William D. Johns, Charles A. Park, Jack M. Chue 2005-04-26
6791785 Disk drive with efficient coil temperature estimation Carl R. Messenger 2004-09-14
6724564 Seek distance dependent variable max VCM seek current to control thermal rise in VCM's Raffi Codilian, David L. Whitaker 2004-04-20
6676869 Continuous process for indirect printing of polymeric films having texture Brandon T. Berg, Tony B. Hollobaugh, Bruce H. Koehler, Bruce A. Nerad 2004-01-13
6579601 Conformable multilayer films Richard A. Kollaja, Ronald S. Steelman, Buren R. Ree, Steven D. Solomonson, Philip D. Radovanovic 2003-06-17
6571632 Method and apparatus to provide dynamic ultrasonic measurement of rolling element bearing parameters Richard W. Browner, Richard L. Lemoine, Mark I. Jurras, III, Robert Domnitz, Alan Robert Selfridge 2003-06-03
6231629 Abrasive article for providing a clear surface finish on glass Todd J. Christianson, Robert G. Visser, Soon-Chul Park 2001-05-15