Granted Patent
Utility
US 6,483,248 · App. 09/870,678
Display device
Inventors:
Tetsuro Nagakubo, Tetsuya Shigeta, Hirofumi Honda
Patented Case
View Patent ↗
Granted: Nov 19, 2002
Filed: Jun 1, 2001
Inventors
Tetsuro Nagakubo
Tetsuya Shigeta
Hirofumi Honda
Assignee (at issue)
PIONEER 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.