Granted Patent
Utility
US 4,902,356 · App. 07/299,094
Epitaxial substrate for high-intensity led, and method of manufacturing same
Inventors:
Masahiro Noguchi, Hideki Gotoh, Kenji Shimoyama
Patented Case
View Patent ↗
Granted: Feb 20, 1990
Filed: Jan 19, 1989
Inventors
Masahiro Noguchi
Hideki Gotoh
Kenji Shimoyama
Assignees (at issue)
Mitsubishi Monsanto Chemical Company
Mitsubishi Kasei Corporation
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.