Granted Patent
Utility
US 5,886,746 · App. 08/889,786
Method for channel scanning
Inventors:
Henry C. Yuen, Elsie Y. Leung
Patented Case
View Patent ↗
Granted: Mar 23, 1999
Filed: Jul 8, 1997
Inventors
Henry C. Yuen
Elsie Y. Leung
Assignee (at issue)
Gemstar Development 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.