Granted Patent
Utility
US 6,046,545 · App. 08/597,913
Light source apparatus using coaxial waveguide
Inventors:
Hiroshi Horiuchi, Keiji Fukuzawa
Patented Case
View Patent ↗
Granted: Apr 4, 2000
Filed: Feb 7, 1996
Inventors
Hiroshi Horiuchi
Keiji Fukuzawa
Assignees (at issue)
SONY GROUP CORPORATION
Fusion Lighting, Inc.
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.