Granted Patent
Utility
US 6,774,881 · App. 09/977,835
Monochromatic R,G,B laser display system and method
Inventor:
Masayuki Karakawa
Patented Case
View Patent ↗
Granted: Aug 10, 2004
Filed: Oct 15, 2001
Inventor
Masayuki Karakawa
Assignee (at issue)
Corporation for Laser Optics Research
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.