Granted Patent
Utility
US 5,283,600 · App. 08/020,563
LCD projector
Inventor:
Masao Imai
Patented Case
View Patent ↗
Granted: Feb 1, 1994
Filed: Feb 22, 1993
Inventor
Masao Imai
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.