Granted Patent
Utility
US 6,529,538 · App. 09/184,472
Gas laser oscillator apparatus
Inventors:
Masaki Nakano, Takayuki Watanabe
Patented Case
View Patent ↗
Granted: Mar 4, 2003
Filed: Nov 2, 1998
Inventors
Masaki Nakano
Takayuki Watanabe
Assignee (at issue)
KOMATSU 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.