Granted Patent
Utility
US 6,185,040 · App. 09/352,660
Virtually imaged phased array (VIPA) having spacer element and optical length adjusting element
Inventors:
Masataka Shirasaki, Simon Cao
Patented Case
View Patent ↗
Granted: Feb 6, 2001
Filed: Jul 7, 1999
Inventors
Masataka Shirasaki
Simon Cao
Assignees (at issue)
Fujitsu Limited
Avanex 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.