Granted Patent
Utility
US 4,789,212 · App. 06/945,736
Integrated optical polarizer with high extinstion ratio and low insertion loss, and improved method of fabrication thereof
Inventors:
Julian P. G. Bristow, Michael R. Keur, Gregory J. Lukas, Sriram S. Sriram, Albert Chin-Tang Wey
Patented Case
View Patent ↗
Granted: Dec 6, 1988
Filed: Dec 22, 1986
Inventors
Julian P. G. Bristow
Michael R. Keur
Gregory J. Lukas
Sriram S. Sriram
Albert Chin-Tang Wey
Assignee (at issue)
Amphenol 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.