Granted Patent
Utility
US 6,741,409 · App. 10/264,431
Precision alignment of optical devices
Inventor:
Donald A. Blackwell
Patented Case
View Patent ↗
Granted: May 25, 2004
Filed: Oct 4, 2002
Inventor
Donald A. Blackwell
Assignee (at issue)
FINISAR 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.