Granted Patent
Utility
US 6,064,683 · App. 08/989,734
Bandgap isolated light emitter
Inventor:
Ralph H. Johnson
Patented Case
View Patent ↗
Granted: May 16, 2000
Filed: Dec 12, 1997
Inventor
Ralph H. Johnson
Assignee (at issue)
Honeywell 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.