Granted Patent
Utility
US 5,938,307 · App. 08/593,229
Projection display apparatus using liquid crystal light bulb
Inventors:
Tetsuya Hamada, Toshihiro Suzuki, Takeshi Gotoh, Keiji Hayashi
Patented Case
View Patent ↗
Granted: Aug 17, 1999
Filed: Jan 29, 1996
Inventors
Tetsuya Hamada
Toshihiro Suzuki
Takeshi Gotoh
Keiji Hayashi
Assignee (at issue)
Fujitsu Limited
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.