Granted Patent
Utility
US 6,776,537 · App. 09/983,395
Light source-optical fiber coupler
Inventor:
Minoru Toyama
Patented Case
View Patent ↗
Granted: Aug 17, 2004
Filed: Oct 24, 2001
Inventor
Minoru Toyama
Assignee (at issue)
NIPPON SHEET GLASS COMPANY, 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.