Granted Patent
Utility
US 5,907,422 · App. 08/779,204
Universal optical signal receiver
Inventors:
Ching-Yen Ho, Yue-Syan Jou, Chun-Meng Su, Peter Wang, Yong Cheng Tu
Patented Case
View Patent ↗
Granted: May 25, 1999
Filed: Jan 6, 1997
Inventors
Ching-Yen Ho
Yue-Syan Jou
Chun-Meng Su
Peter Wang
Yong Cheng Tu
Assignee (at issue)
Qualop Systems Corp.
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.