Granted Patent
Utility
US 6,107,742 · App. 09/053,338
Metal halide lamp
Inventors:
Tomoyuki Seki, Kenji Akiyoshi, Akira Mii
Patented Case
View Patent ↗
Granted: Aug 22, 2000
Filed: Apr 1, 1998
Inventors
Tomoyuki Seki
Kenji Akiyoshi
Akira Mii
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.