Granted Patent
Utility
US 6,746,791 · App. 10/153,236
Nano-ionic products and devices
Inventors:
Tapesh Yadav, Hongxing Hu
Patented Case
View Patent ↗
Granted: Jun 8, 2004
Filed: May 21, 2002
Inventors
Tapesh Yadav
Hongxing Hu
Assignee (at issue)
NanoProducts Corporation
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.