Granted Patent
Utility
US 6,468,676 · App. 09/495,299
Organic electroluminescent display element, finder screen display device, finder and optical device
Inventors:
Hideaki Ueda, Akihito Hisamitsu, Takeshi Kitahora, Yoshihisa Terasaka, Keiichi Furukawa
Patented Case
View Patent ↗
Granted: Oct 22, 2002
Filed: Feb 1, 2000
Inventors
Hideaki Ueda
Akihito Hisamitsu
Takeshi Kitahora
Yoshihisa Terasaka
Keiichi Furukawa
Assignee (at issue)
Minolta Co., Ltd.
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.