Granted Patent
Utility
US 5,619,229 · App. 08/237,241
Display apparatus with color temperature control
Inventor:
Shingo Kumaki
Patented Case
View Patent ↗
Granted: Apr 8, 1997
Filed: May 2, 1994
Inventor
Shingo Kumaki
Assignee (at issue)
NEC 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.