Granted Patent
Utility
US 6,816,121 · App. 10/463,662
Motorized rotatable wireless antenna
Inventors:
Chieh-Yuan Cheng, Cheng Yao, Chang-Hung Lee
Patented Case
View Patent ↗
Granted: Nov 9, 2004
Filed: Jun 18, 2003
Inventors
Chieh-Yuan Cheng
Cheng Yao
Chang-Hung Lee
Assignee (at issue)
BenQ 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.