Granted Patent
Utility
US 5,677,902 · App. 08/674,225
Beam splitter for optical recording
Inventor:
John C. Brazas, Jr.
Patented Case
View Patent ↗
Granted: Oct 14, 1997
Filed: Jun 28, 1996
Inventor
John C. Brazas, Jr.
Assignee (at issue)
EASTMAN KODAK 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.