PG

Petr Gefter

IS Ion Systems: 2 patents #11 of 26Top 45%
Overall (All Time): #2,232,991 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6330146 Piezoelectric/electrostrictive device and method of manufacturing same Mark Blitshteyn, Lisle R. Knight, Jr., Scott Gehlke, Ira J. Pitel, Sean Quigley +2 more 2001-12-11
5930105 Method and apparatus for air ionization Ira J. Pitel, Mark Blitshteyn 1999-07-27