Granted Patent
Utility
US 6,340,824 · App. 09/143,905
Semiconductor light emitting device including a fluorescent material
Inventors:
Satoshi Komoto, Koichi Nitta, Nobuhiro Suzuki, Kuniaki Konno, Hideto Sugawara, Chisato Furukawa
Patented Case
View Patent ↗
Granted: Jan 22, 2002
Filed: Aug 31, 1998
Inventors
Satoshi Komoto
Koichi Nitta
Nobuhiro Suzuki
Kuniaki Konno
Hideto Sugawara
Chisato Furukawa
Assignee (at issue)
Kabushiki Kaisha Toshiba
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.