David Shawn O'Grady

Person

Jericho, VT, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method of making a twin alternating phase shift mask
- Patent number 6,277,527
- Issue date Aug 21, 2001
- International Business Machines Corporation
- David S. O'Grady
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Apparatus for tuning an attenuating phase shift mask
- Patent number 6,165,651
- Issue date Dec 26, 2000
- International Business Machines Corporation
- William John Adair
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Surface coating method to highlight transparent mask defects
- Patent number 6,110,623
- Issue date Aug 29, 2000
- International Business Machines Corporation
- David S. O'Grady
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Multiple polarity mask exposure method
- Patent number 6,110,624
- Issue date Aug 29, 2000
- International Business Machines Corporation
- Michael S. Hibbs
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method for tuning an attenuating phase shift mask
- Patent number 6,027,837
- Issue date Feb 22, 2000
- International Business Machines Corporation
- William John Adair
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Adaptive inspection method and system
- Patent number 5,978,501
- Issue date Nov 2, 1999
- International Business Machines Corporation
- Karen Marie Dusablon Badger
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Exact transmission balanced alternating phase-shifting mask for pho...
- Patent number 5,932,377
- Issue date Aug 3, 1999
- International Business Machines Corporation
- Richard A. Ferguson
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Lithographic patterning method and mask set therefor with light fie...
- Patent number 5,807,649
- Issue date Sep 15, 1998
- International Business Machines Corporation
- Lars W. Liebmann
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Lithographic mask repair and fabrication method
- Patent number 5,506,080
- Issue date Apr 9, 1996
- Internation Business Machines Corp.
- William J. Adair
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Attenuating phase-shift mask structure and fabrication method
- Patent number 5,503,951
- Issue date Apr 2, 1996
- International Business Machines Corp.
- Steven D. Flanders
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of making a rim-type phase-shift mask
- Patent number 5,484,672
- Issue date Jan 16, 1996
- International Business Machines Corporation
- Stanislav P. Bajuk
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

David Shawn O'Grady

Person

Patents Grantslast 30 patents

Method of making a twin alternating phase shift mask

Apparatus for tuning an attenuating phase shift mask

Surface coating method to highlight transparent mask defects

Multiple polarity mask exposure method

Method for tuning an attenuating phase shift mask

Adaptive inspection method and system

Exact transmission balanced alternating phase-shifting mask for pho...

Lithographic patterning method and mask set therefor with light fie...

Lithographic mask repair and fabrication method

Attenuating phase-shift mask structure and fabrication method

Method of making a rim-type phase-shift mask