Inventor
HOGG DENNIS W
US22 patents
⚠️ This page may combine multiple inventors who share the name “HOGG DENNIS W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WESTERN DIGITAL TECH INC
13 patentsUS7092186B1Aug 15, 2006
Demagnetizing a head in a disk drive by increasing the frequency of an AC write signal while maintaining the write current amplitude
WESTERN DIGITAL TECH INC148 citations99
US7046488B1May 16, 2006
Disk drive comprising depletion mode MOSFET for protecting a head from electrostatic discharge
WESTERN DIGITAL TECH INC148 citations99
US7009820B1Mar 7, 2006
Disk drive comprising depletion mode MOSFETs for protecting a head from electrostatic discharge
WESTERN DIGITAL TECH INC153 citations99
US7804657B1Sep 28, 2010
Setting an operating bias current for a magnetoresistive head using ratio of target voltage and measured voltage
WESTERN DIGITAL TECH INC165 citations96
US7339268B1Mar 4, 2008
Thermal dissipation from a flip chip through an aperture in a flex cable
WESTERN DIGITAL TECH INC56 citations94
US9042208B1May 26, 2015
Disk drive measuring fly height by applying a bias voltage to an electrically insulated write component of a head
WESTERN DIGITAL TECH INC16 citations84
US9972344B2May 15, 2018
Data storage device modifying write operation when a laser mode hop is detected
WESTERN DIGITAL TECH INC5 citations81
US9747928B1Aug 29, 2017
Data storage device modifying write operation when a laser mode hop is detected
WESTERN DIGITAL TECH INC13 citations81
US9053730B1Jun 9, 2015
Disk drive comprising extended range head proximity sensor
WESTERN DIGITAL TECH INC4 citations73
US8941941B1Jan 27, 2015
Disk drive calibrating touchdown sensor
WESTERN DIGITAL TECH INC2 citations53
US9368132B1Jun 14, 2016
Data storage device employing differential write data signal and differential write pattern signal
WESTERN DIGITAL TECH INC0 citations52
US9299371B1Mar 29, 2016
Disk drive slider with sense amplifier for coupling to a preamp through a supply/bias line and a read signal line
WESTERN DIGITAL TECH INC0 citations52
US9047917B1Jun 2, 2015
Disk drive slider with sense amplifier for coupling to a preamp through a supply/bias line and a read signal line
WESTERN DIGITAL TECH INC1 citations52
HOGG DENNIS W
7 patentsUS8279550B1Oct 2, 2012
Fly height sensor control circuit
HOGG DENNIS W146 citations98
US8139310B1Mar 20, 2012
Fly height sensor control circuit
HOGG DENNIS W160 citations98
US8681442B2Mar 25, 2014
Disk drive comprising extended range head proximity sensor
HOGG DENNIS W66 citations97
US8599512B2Dec 3, 2013
Current sensor comprising differential amplifier biased by leakage current
HOGG DENNIS W68 citations97
US8576509B1Nov 5, 2013
Disk drive configuring dual fly height actuators during write operation
HOGG DENNIS W70 citations97
US8390948B2Mar 5, 2013
Disk drive employing a preamp comprising read/write pass throughs for cascading integrated circuits
HOGG DENNIS W137 citations97
US9060420B2Jun 16, 2015
Method of manufacturing a double sided flex circuit for a disk drive wherein a first side lead provides an etching mask for a second side lead
HOGG DENNIS W0 citations52