Granted Patent
Utility
US 6,149,774 · App. 09/095,425
AC waveforms biasing for bead manipulating chucks
Inventors:
Hoi-Cheong Steve Sun, Eugene S. Poliniak, Dominic Stephen Rosati, Bawa Singh, Nitin V. Desai
Patented Case
View Patent ↗
Granted: Nov 21, 2000
Filed: Jun 10, 1998
Inventors
Hoi-Cheong Steve Sun
Eugene S. Poliniak
Dominic Stephen Rosati
Bawa Singh
Nitin V. Desai
Assignee (at issue)
Delsys Pharmaceutical Company
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.