David J. Fitzgerald

Person

Inver Grove Heights, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Magnetoresistive reader for two-dimensional magnetic recording
- Patent number 9,437,219
- Issue date Sep 6, 2016
- Avago Technologies General IP (Singapore) Pte. Ltd.
- Ross S. Wilson
- G11 - INFORMATION STORAGE
Information Patent Grant
Preamplifier common-mode noise rejection for two-dimensional magnet...
- Patent number 9,431,050
- Issue date Aug 30, 2016
- Avago Technologies General IP (Singapore) Pte. Ltd.
- Jason P. Brenden
- G11 - INFORMATION STORAGE
Information Patent Grant
Systems and methods for detecting head contact
- Patent number 9,343,082
- Issue date May 17, 2016
- Avago Technologies General IP (Singapore) Pte. Ltd.
- Harley Burger
- G11 - INFORMATION STORAGE
Information Patent Grant
Magneto-resistive head resistance sensor
- Patent number 7,724,460
- Issue date May 25, 2010
- Agere Systems Inc.
- David J. Fitzgerald
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus and method for performing a four-point voltage measuremen...
- Patent number 7,218,125
- Issue date May 15, 2007
- Agere Systems Inc.
- David John Fitzgerald
- G01 - MEASURING TESTING
Information Patent Grant
Semiconductor testing
- Patent number 7,084,648
- Issue date Aug 1, 2006
- Agere Systems Inc.
- David J. Fitzgerald
- G01 - MEASURING TESTING
Information Patent Grant
Negative feedback impedance matched preamplifier
- Patent number 6,667,842
- Issue date Dec 23, 2003
- Agere Systems, INC
- Jonathan P. Comeau
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Systems and Methods for Detecting Head Contact
- Publication number 20110242691
- Publication date Oct 6, 2011
- LSI Corporataion
- Harley Burger
- G11 - INFORMATION STORAGE
Information Patent Application
APPARATUS AND METHOD FOR PERFORMING A FOUR-POINT VOLTAGE MEASUREMEN...
- Publication number 20070075712
- Publication date Apr 5, 2007
- David John Fitzgerald
- G01 - MEASURING TESTING
Information Patent Application
Magneto-resistive head resistance sensor
- Publication number 20060152838
- Publication date Jul 13, 2006
- David J. Fitzgerald
- G11 - INFORMATION STORAGE
Information Patent Application
Semiconductor testing
- Publication number 20060066322
- Publication date Mar 30, 2006
- David J. Fitzgerald
- G01 - MEASURING TESTING
Information Patent Application
Negative feedback impedance matched preamplifier
- Publication number 20020154435
- Publication date Oct 24, 2002
- Agere Systems Guardian Corp.
- Johnathan P. Comeau
- B82 - NANO-TECHNOLOGY

David J. Fitzgerald

Person

Patents Grantslast 30 patents

Magnetoresistive reader for two-dimensional magnetic recording

Preamplifier common-mode noise rejection for two-dimensional magnet...

Systems and methods for detecting head contact

Magneto-resistive head resistance sensor

Apparatus and method for performing a four-point voltage measuremen...

Semiconductor testing

Negative feedback impedance matched preamplifier

Patents Applicationslast 30 patents

Systems and Methods for Detecting Head Contact

APPARATUS AND METHOD FOR PERFORMING A FOUR-POINT VOLTAGE MEASUREMEN...

Magneto-resistive head resistance sensor

Semiconductor testing

Negative feedback impedance matched preamplifier