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Joseph P. Kirk
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Chelsea, NY, US
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Patents Grants
last 30 patents
Information
Patent Grant
Phase shifted test pattern for monitoring focus and aberrations in...
Patent number
6,842,237
Issue date
Jan 11, 2005
International Business Machines Corporation
Christopher P. Ausschnitt
G01 - MEASURING TESTING
Information
Patent Grant
Grating patterns and method for determination of azimuthal and radi...
Patent number
6,606,151
Issue date
Aug 12, 2003
Infineon Technologies AG
Gerhard Kunkel
G01 - MEASURING TESTING
Information
Patent Grant
Blazed grating measurements of lithographic lens aberrations
Patent number
6,091,486
Issue date
Jul 18, 2000
International Business Machines Corporation
Joseph P. Kirk
G02 - OPTICS
Information
Patent Grant
Fresnel zone mask for pupilgram
Patent number
6,048,651
Issue date
Apr 11, 2000
International Business Machines Corporation
Timothy A. Brunner
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Point interferometer to measure phase shift in reticles
Patent number
5,898,498
Issue date
Apr 27, 1999
International Business Machines Corp.
Joseph P. Kirk
G01 - MEASURING TESTING
Information
Patent Grant
System and method for visually determining the performance of a pho...
Patent number
5,808,731
Issue date
Sep 15, 1998
International Business Machines Corporation
Joseph P. Kirk
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Diffraction pupil filler modified illuminator for annular pupil fills
Patent number
5,663,785
Issue date
Sep 2, 1997
International Business Machines Corporation
Joseph Pennell Kirk
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Optical system and technique for unambiguous film thickness monitoring
Patent number
4,293,224
Issue date
Oct 6, 1981
International Business Machines Corporation
Charles A. Gaston
G01 - MEASURING TESTING
Information
Patent Grant
Metal etch rate analyzer
Patent number
4,260,259
Issue date
Apr 7, 1981
International Business Machines Corporation
Joseph P. Kirk
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
Phase shifted test pattern for monitoring focus and aberrations in...
Publication number
20030123052
Publication date
Jul 3, 2003
International Business Machines Corporation
Christopher P. Ausschnitt
G01 - MEASURING TESTING
Information
Patent Application
Grating patterns and method for determination of azimuthal and radi...
Publication number
20030020901
Publication date
Jan 30, 2003
Gerhard Kunkel
G01 - MEASURING TESTING