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Michael A. Joffe
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Millis, MA, US
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last 30 patents
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Patent Grant
Performance monitoring of gas-phase air filters
Patent number
5,856,198
Issue date
Jan 5, 1999
Extraction Systems, Inc.
Michael A. Joffe
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Storing substrates between process steps within a processing facility
Patent number
5,833,726
Issue date
Nov 10, 1998
Extraction System, Inc.
Devon A. Kinkead
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL