Granted Patent
Utility
US 6,295,305 · App. 09/352,823
Second harmonic, single-mode laser
Inventors:
Hironari Matsumoto, Masayoshi Sato, Satoshi Makio, Hidenobu Ishida, Akio Miyamoto
Patented Case
View Patent ↗
Granted: Sep 25, 2001
Filed: Jul 13, 1999
Inventors
Hironari Matsumoto
Masayoshi Sato
Satoshi Makio
Hidenobu Ishida
Akio Miyamoto
Assignee (at issue)
HITACHI, LTD.
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.