Richard F. Malecha

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Naperville, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for the clean replacement of contaminated HEPA...
- Patent number 6,364,923
- Issue date Apr 2, 2002
- The University of Chicago
- Stanley G. Wiedmeyer
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Variable pressure thermal insulating jacket
- Patent number 5,347,816
- Issue date Sep 20, 1994
- University of Chicago
- Paul A. Nelson
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS