Granted Patent
Utility
US 6,172,452 · App. 09/116,753
Low pressure mercury vapor discharge lamp with heat conductive component
Inventors:
Kenji Itaya, Shiro Iida, Kenji Nakano, Masao Yukawa
Patented Case
View Patent ↗
Granted: Jan 9, 2001
Filed: Jul 16, 1998
Inventors
Kenji Itaya
Shiro Iida
Kenji Nakano
Masao Yukawa
Assignee (at issue)
Matsushita Electronics Corporation
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.