Granted Patent
Utility
US 6,486,598 · App. 09/206,039
Compact fluorescent lamp and method for manufacturing
Inventors:
Kuang-Lung Tsai, Chun-Hui Tsai
Patented Case
View Patent ↗
Granted: Nov 26, 2002
Filed: Dec 4, 1998
Inventors
Kuang-Lung Tsai
Chun-Hui Tsai
Assignee (at issue)
Industrial Technology Research Institute
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.