Granted Patent
Utility
US 6,587,614 · App. 10/033,552
Optical switch
Inventors:
Shang Chin Liao, Kun-Tsan Wu
Patented Case
View Patent ↗
Granted: Jul 1, 2003
Filed: Dec 27, 2001
Inventors
Shang Chin Liao
Kun-Tsan Wu
Assignee (at issue)
Hon Hai Precision Ind. Co., Ltd.
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.