Granted Patent
Utility
US 6,721,344 · App. 10/152,822
Injection locking type or MOPA type of laser device
Inventors:
Kiyoharu Nakao, Osamu Wakabayashi
Patented Case
View Patent ↗
Granted: Apr 13, 2004
Filed: May 23, 2002
Inventors
Kiyoharu Nakao
Osamu Wakabayashi
Assignees (at issue)
KOMATSU LTD.
Gigaphoton Inc.
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.