David Hu

Person

Los Altos, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Specimen dispensing device
- Patent number 9,623,225
- Issue date Apr 18, 2017
- La Pierres, Inc.
- Yuchen Zhou
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Two sensor reader for hard disk drive (HDD)
- Patent number 8,824,106
- Issue date Sep 2, 2014
- Headway Technologies, Inc.
- Glen Garfunkel
- G11 - INFORMATION STORAGE
Information Patent Grant
Drive method for starting and operating a resonant scanning MEMS de...
- Patent number 8,606,410
- Issue date Dec 10, 2013
- Headway Technologies, Inc.
- David Drouin
- G02 - OPTICS
Information Patent Grant
Low cost simplified spectrum analyzer for magnetic head/media tester
- Patent number 8,525,509
- Issue date Sep 3, 2013
- Headway Technologies, Inc.
- Lou Shrinkle
- G01 - MEASURING TESTING
Information Patent Grant
Nano-lithography with rotating target and servo-positioned tip
- Patent number 8,358,481
- Issue date Jan 22, 2013
- Headway Technologies, Inc.
- Yuchen Zhou
- B82 - NANO-TECHNOLOGY
Information Patent Grant
ESD, cross talk and noise minimizing resistive/capacitative shunt f...
- Patent number 8,107,200
- Issue date Jan 31, 2012
- Headway Technologies, Inc.
- Eric Cheuk Wing Leung
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Iterative repeatable run-out nulling for magnetic head tester
- Patent number 7,672,073
- Issue date Mar 2, 2010
- Headway Technologies, Inc.
- Lou Shrinkle
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head tester using magnetic disk with pre-written servo
- Patent number 7,580,218
- Issue date Aug 25, 2009
- Headway Technologies, Inc.
- Lou Shrinkle
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for protecting a slider mounted CPP GMR or TMR read head sen...
- Patent number 7,392,579
- Issue date Jul 1, 2008
- Headway Technologies, Inc.
- Eric Cheuk Wing Leung
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetostrictive actuator in a magnetic head
- Patent number 7,385,789
- Issue date Jun 10, 2008
- Headway Technologies, Inc.
- David Hu
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for adjusting flying height of magnetic heads using an elect...
- Patent number 7,042,670
- Issue date May 9, 2006
- SAE Magnetics (H.K.) Ltd.
- Zhu Feng
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and system for providing a programmable current source for a...
- Patent number 6,977,838
- Issue date Dec 20, 2005
- Applied Spintronics Technology, Inc.
- David Tsang
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS TO CONCENTRATE AND DETECT AN ANALYTE IN A SAMPLE
- Publication number 20160341694
- Publication date Nov 24, 2016
- HEADWAY TECHNOLOGIES, INC.
- Jaime E. Arenas
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
SPECIMEN DISPENSING DEVICE
- Publication number 20120245730
- Publication date Sep 27, 2012
- Yuchen Zhou
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Drive method for starting and operating a resonant scanning MEMS de...
- Publication number 20110320046
- Publication date Dec 29, 2011
- HEADWAY TECHNOLOGIES, INC.
- David Drouin
- G02 - OPTICS
Information Patent Application
Nano-lithography with rotating target and servo-positioned tip
- Publication number 20100321820
- Publication date Dec 23, 2010
- HEADWAY TECHNOLOGIES, INC.
- Yuchen Zhou
- G11 - INFORMATION STORAGE
Information Patent Application
Iterative repeatable run-out nulling for magnetic head tester
- Publication number 20090207516
- Publication date Aug 20, 2009
- HEADWAY TECHNOLOGIES, INC.
- Lou Shrinkle
- G11 - INFORMATION STORAGE
Information Patent Application
Low cost simplified spectrum analyzer for magnetic head/media tester
- Publication number 20090140732
- Publication date Jun 4, 2009
- HEADWAY TECHNOLOGIES, INC.
- Lou Shrinkle
- G01 - MEASURING TESTING
Information Patent Application
ESD, cross talk and noise pickup minimizing scheme for CPP and TMR...
- Publication number 20080259506
- Publication date Oct 23, 2008
- Eric Cheuk Wing Leung
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic head tester using magnetic disk with pre-written servo
- Publication number 20070047124
- Publication date Mar 1, 2007
- HEADWAY TECHNOLOGIES, INC.
- Lou Shrinkle
- G11 - INFORMATION STORAGE
Information Patent Application
ESD, cross talk and noise pickup minimizing scheme for CPP and TMR...
- Publication number 20060198057
- Publication date Sep 7, 2006
- HEADWAY TECHNOLOGIES, INC.
- Eric Cheuk Wing Leung
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetostrictive actuator in a magnetic head
- Publication number 20050243473
- Publication date Nov 3, 2005
- HEADWAY TECHNOLOGIES, INC.
- David Hu
- G11 - INFORMATION STORAGE
Information Patent Application
Cross talk and EME minimizing suspension design
- Publication number 20050180053
- Publication date Aug 18, 2005
- HEADWAY TECHNOLOGIES, INC.
- Moris Dovek
- G11 - INFORMATION STORAGE
Information Patent Application
Method for adjusting flying height of magnetic heads using an elect...
- Publication number 20050007687
- Publication date Jan 13, 2005
- Zhu Feng
- G11 - INFORMATION STORAGE

Person

Patents Grantslast 30 patents

Specimen dispensing device

Two sensor reader for hard disk drive (HDD)

Drive method for starting and operating a resonant scanning MEMS de...

Low cost simplified spectrum analyzer for magnetic head/media tester

Nano-lithography with rotating target and servo-positioned tip

ESD, cross talk and noise minimizing resistive/capacitative shunt f...

Iterative repeatable run-out nulling for magnetic head tester

Magnetic head tester using magnetic disk with pre-written servo

Method for protecting a slider mounted CPP GMR or TMR read head sen...

Magnetostrictive actuator in a magnetic head

Method for adjusting flying height of magnetic heads using an elect...

Method and system for providing a programmable current source for a...

Patents Applicationslast 30 patents

METHOD AND APPARATUS TO CONCENTRATE AND DETECT AN ANALYTE IN A SAMPLE

SPECIMEN DISPENSING DEVICE

Drive method for starting and operating a resonant scanning MEMS de...

Nano-lithography with rotating target and servo-positioned tip

Iterative repeatable run-out nulling for magnetic head tester

Low cost simplified spectrum analyzer for magnetic head/media tester

ESD, cross talk and noise pickup minimizing scheme for CPP and TMR...

Magnetic head tester using magnetic disk with pre-written servo

ESD, cross talk and noise pickup minimizing scheme for CPP and TMR...

Magnetostrictive actuator in a magnetic head

Cross talk and EME minimizing suspension design

Method for adjusting flying height of magnetic heads using an elect...