Granted Patent
Utility
US 6,771,024 · App. 10/451,356
Fluorescent lamp
Inventors:
Masatoshi Sudou, Toshiyoshi Oga, Masaru Saitoh, Toshifumi Kondoh
Patented Case
View Patent ↗
Granted: Aug 3, 2004
Filed: Sep 10, 2003
Inventors
Masatoshi Sudou
Toshiyoshi Oga
Masaru Saitoh
Toshifumi Kondoh
Assignee (at issue)
SUMITOMO ELECTRIC INDUSTRIES, 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.