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Carl A. Listl
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New Hyde Park, NY, US
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Patents Grants
last 30 patents
Information
Patent Grant
Radiation dosimetry method
Patent number
8,212,203
Issue date
Jul 3, 2012
ISP Investments Inc.
David F. Lewis
G01 - MEASURING TESTING
Information
Patent Grant
Radiation sensitive film including a measuring scale
Patent number
7,482,601
Issue date
Jan 27, 2009
ISP Investments Inc.
David F. Lewis
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Radiation dosimetry method and associated apparatus
Patent number
6,285,031
Issue date
Sep 4, 2001
ISP Investments Inc.
Carl A. Listl
G01 - MEASURING TESTING
Information
Patent Grant
Method for manufacturing calibrated radiation dosimeter
Patent number
6,268,602
Issue date
Jul 31, 2001
ISP Investments Inc.
Henry Seiwatz
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Method for manufacturing calibrated radiation dosimeter
Patent number
5,777,341
Issue date
Jul 7, 1998
ISP Investments Inc.
Henry Seiwatz
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Radiation dosimetry method and apparatus
Patent number
5,767,520
Issue date
Jun 16, 1998
ISP Investments Inc.
J. Michael Donahue
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Radiation dosimetry method and apparatus
Patent number
5,637,876
Issue date
Jun 10, 1997
ISP Investments Inc.
J. Michael Donahue
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Radiation dosage indicator
Patent number
5,084,623
Issue date
Jan 28, 1992
ISP Investments Inc.
David F. Lewis
G01 - MEASURING TESTING
Information
Patent Grant
Radiation dosage indicator
Patent number
5,051,597
Issue date
Sep 24, 1991
GAF Chemicals Corporation
David F. Lewis
G01 - MEASURING TESTING
Information
Patent Grant
Retarding field spectrometer
Patent number
4,786,806
Issue date
Nov 22, 1988
GAF Corporation
Carl A. Listl
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
RADIATION DOSIMETRY METHOD
Publication number
20100213362
Publication date
Aug 26, 2010
ISP Investments Inc.
David F. Lewis
G01 - MEASURING TESTING
Information
Patent Application
Radiation sensitive film including a measuring scale
Publication number
20070019790
Publication date
Jan 25, 2007
ISP INVESTMENTS INC.
David F. Lewis
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Stable, non-hazardous indicia for biocidal irradiation of a package
Publication number
20030129080
Publication date
Jul 10, 2003
ISP INVESTMENTS INC.
David F. Lewis
G01 - MEASURING TESTING