Granted Patent
Utility
US 6,734,825 · App. 10/281,226
Miniature built-in multiple frequency band antenna
Inventors:
Yongxin Guo, Yan Wah Michael Chia, Zhining Chen
Patented Case
View Patent ↗
Granted: May 11, 2004
Filed: Oct 28, 2002
Inventors
Yongxin Guo
Yan Wah Michael Chia
Zhining Chen
Assignee (at issue)
NATIONAL UNIVERSITY OF SINGAPORE
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.