Granted Patent
Utility
US 6,034,656 · App. 08/929,731
Plasma display panel and method of controlling brightness of the same
Inventors:
Kumetsugu Yamamoto, Yukiharu Ito, Akio Niwa, Takao Wakitani, Takuma Higashi
Patented Case
View Patent ↗
Granted: Mar 7, 2000
Filed: Sep 15, 1997
Inventors
Kumetsugu Yamamoto
Yukiharu Ito
Akio Niwa
Takao Wakitani
Takuma Higashi
Assignees (at issue)
SUMITOMO ELECTRIC INDUSTRIES, LTD.
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.