Granted Patent
Utility
US 6,751,247 · App. 09/341,736
Method of reducing interference, and radio system
Inventor:
Qin Zhengdi
Patented Case
View Patent ↗
Granted: Jun 15, 2004
Filed: Jul 15, 1999
Inventor
Qin Zhengdi
Assignee (at issue)
Nokia
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.