Granted Patent
Utility
US 6,822,993 · App. 10/338,137
Index guided vertical cavity surface emitting lasers
Inventors:
Hsing-Chung Lee, Liew-Chuang Chui
Patented Case
View Patent ↗
Granted: Nov 23, 2004
Filed: Jan 8, 2003
Inventors
Hsing-Chung Lee
Liew-Chuang Chui
Assignee (at issue)
JDS Uniphase 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.