Granted Patent
Utility
US 6,282,025 · App. 09/365,680
Optical polarization beam combiner/splitter
Inventors:
Yonglin Huang, Ping Xie
Patented Case
View Patent ↗
Granted: Aug 28, 2001
Filed: Aug 2, 1999
Inventors
Yonglin Huang
Ping Xie
Assignee (at issue)
New Focus, Inc.
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.