Granted Patent
Utility
US 6,542,522 · App. 09/576,903
Mode locking semiconductor laser
Inventor:
Shin Arahira
Patented Case
View Patent ↗
Granted: Apr 1, 2003
Filed: May 23, 2000
Inventor
Shin Arahira
Assignee (at issue)
OKI ELECTRIC INDUSTRY CO., 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.