Granted Patent
Utility
US 6,700,912 · App. 09/793,138
High-output semiconductor laser element, high-output semiconductor laser apparatus and method of manufacturing the same
Inventor:
Toshiro Hayakawa
Patented Case
View Patent ↗
Granted: Mar 2, 2004
Filed: Feb 27, 2001
Inventor
Toshiro Hayakawa
Assignee (at issue)
Fujitsu 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.