Dean Craig Humphrey

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Jericho, VT, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and system for reducing particulate contamination in a pelli...
- Patent number 6,635,390
- Issue date Oct 21, 2003
- International Business Machines Corporation
- Karen D. Badger
- B08 - CLEANING
Information Patent Grant
Pupil imaging reticle for photo steppers
- Patent number 5,973,771
- Issue date Oct 26, 1999
- International Business Machines Corporation
- Michael Straight Hibbs
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY