Granted Patent
Utility
US 5,838,437 · App. 08/833,602
Reference system for optical devices including optical scanners and spectrum analyzers
Inventors:
Calvin M. Miller, Jeffrey Miller, Kevin Hsu, Yufei Bao, Tom Q. Y. Li
Patented Case
View Patent ↗
Granted: Nov 17, 1998
Filed: Apr 9, 1997
Inventors
Calvin M. Miller
Jeffrey Miller
Kevin Hsu
Yufei Bao
Tom Q. Y. Li
Assignee (at issue)
Micron Optics, 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.