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Petr Gefter
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San Francisco, CA, US
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last 30 patents
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Patent Grant
Piezoelectric/electrostrictive device and method of manufacturing same
Patent number
6,330,146
Issue date
Dec 11, 2001
Ion Systems, Inc.
Mark Blitshteyn
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
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Patent Grant
Method and apparatus for air ionization
Patent number
5,930,105
Issue date
Jul 27, 1999
Ion Systems, Inc.
Ira J. Pitel
H01 - BASIC ELECTRIC ELEMENTS