John W. Walkinshaw

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Westford, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Variable inductor
- Patent number 7,242,275
- Issue date Jul 10, 2007
- Paper Quality Management Associates
- John E. Poniatowski
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method and apparatus for the generation of ultrasonic energy fields...
- Patent number 6,736,904
- Issue date May 18, 2004
- Paper Quality Management Associates
- John Eugene Poniatowski
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
METHODS AND APPARATUS FOR THE USE OF ULTRASONIC ENERGY TO IMPROVE E...
- Publication number 20090305356
- Publication date Dec 10, 2009
- Paper Quality Management Associates
- Susan E. Poniatowski
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
Variable inductor
- Publication number 20040239463
- Publication date Dec 2, 2004
- John E. Poniatowski
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method and apparatus for the generation of ultrasonic energy fields...
- Publication number 20020121285
- Publication date Sep 5, 2002
- Paper Quality Management Associates
- John Eugene Poniatowski
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL