Granted Patent
Utility
US 5,509,043 · App. 08/276,140
Asymmetrical 4-crystal monochromator
Inventor:
Paul Van Der Sluis
Patented Case
View Patent ↗
Granted: Apr 16, 1996
Filed: Jul 18, 1994
Inventor
Paul Van Der Sluis
Assignee (at issue)
U.S. Philips 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.