Granted Patent
Utility
US 5,857,768 · App. 08/828,819
Apparatus for cooling a light beam
Inventors:
Byron J. Ziegler, Richard S. Belliveau
Patented Case
View Patent ↗
Granted: Jan 12, 1999
Filed: Jan 27, 1997
Inventors
Byron J. Ziegler
Richard S. Belliveau
Assignee (at issue)
High End Systems 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.