Granted Patent
Utility
US 5,757,827 · App. 08/839,388
Second harmonic generating apparatus and apparatus employing laser
Inventors:
Satoshi Makio, Tsuyoshi Miyai, Yasunori Furukawa, Masayoshi Sato
Patented Case
View Patent ↗
Granted: May 26, 1998
Filed: Apr 18, 1997
Inventors
Satoshi Makio
Tsuyoshi Miyai
Yasunori Furukawa
Masayoshi Sato
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.