Granted Patent
Utility
US 6,097,545 · App. 09/316,701
Concentric lens with aspheric correction
Inventor:
Arthur H. Vaughan
Patented Case
View Patent ↗
Granted: Aug 1, 2000
Filed: May 21, 1999
Inventor
Arthur H. Vaughan
Assignee (at issue)
Photobit Corporation
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.