Granted Patent
Utility
US 6,441,828 · App. 09/391,941
Image display apparatus
Inventors:
Haruo Oba, Kunihito Sawai, Yoshiaki Inoue, Iwami Tsujimura
Patented Case
View Patent ↗
Granted: Aug 27, 2002
Filed: Sep 8, 1999
Inventors
Haruo Oba
Kunihito Sawai
Yoshiaki Inoue
Iwami Tsujimura
Assignee (at issue)
SONY GROUP 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.