Granted Patent
Utility
US 6,788,851 · App. 10/610,957
Apparatus and method for adjusting the spectral response of an optical waveguide grating
Inventors:
James R. Bylander, Kavita Vemuri, Robert W. Wilson, Johnny P. Bryant
Patented Case
View Patent ↗
Granted: Sep 7, 2004
Filed: Jul 1, 2003
Inventors
James R. Bylander
Kavita Vemuri
Robert W. Wilson
Johnny P. Bryant
Assignee (at issue)
3M INNOVATIVE PROPERTIES COMPANY
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.