Granted Patent
Utility
US 5,420,722 · App. 08/140,924
Self-registering microlens for laser diodes
Inventor:
Richard R. Bielak
Patented Case
View Patent ↗
Granted: May 30, 1995
Filed: Oct 25, 1993
Inventor
Richard R. Bielak
Assignee (at issue)
Creo Products Limited
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.