Granted Patent
Utility
US 5,297,156 · App. 07/984,382
Method and apparatus for dual resonant laser upconversion
Inventor:
David A. G. Deacon
Patented Case
View Patent ↗
Granted: Mar 22, 1994
Filed: Dec 2, 1992
Inventor
David A. G. Deacon
Assignee (at issue)
Deacon Research
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.