Granted Patent
Utility
US 6,542,524 · App. 09/795,650
Multiwavelength laser for illumination of photo-dynamic therapy drugs
Inventor:
Charles I. Miyake
Patented Case
View Patent ↗
Granted: Apr 1, 2003
Filed: Feb 27, 2001
Inventor
Charles I. Miyake
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.