Granted Patent
Utility
US 5,510,186 · App. 08/491,510
Durable wideband anti-reflection coating for infrared windows
Inventor:
Frank C. Sulzbach
Patented Case
View Patent ↗
Granted: Apr 23, 1996
Filed: Jun 16, 1995
Inventor
Frank C. Sulzbach
Assignee (at issue)
Texas Instruments Incorporated
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.