Granted Patent
Utility
US 6,233,260 · App. 09/271,245
Reduced-noise second-harmonic generator and laser application device
Inventors:
Satoshi Makio, Masayoshi Sato, Hidenobu Ishida, Hironari Matsumoto
Patented Case
View Patent ↗
Granted: May 15, 2001
Filed: Mar 17, 1999
Inventors
Satoshi Makio
Masayoshi Sato
Hidenobu Ishida
Hironari Matsumoto
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.