Granted Patent
Utility
US 5,898,804 · App. 08/868,827
Precision wavelength control for automated fiber optic Bragg grating writing
Inventor:
Michael G. Wickham
Patented Case
View Patent ↗
Granted: Apr 27, 1999
Filed: Jun 9, 1997
Inventor
Michael G. Wickham
Assignee (at issue)
TRW Limited
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.