Granted Patent
Utility
US 6,822,388 · App. 10/338,328
Display device with plate-like control electrodes
Inventors:
Yuuichi Kijima, Kenji Miyata, Yoshiyuki Kaneko, Shigemi Hirasawa, Susumu Sasaki, Hiroshi Kawasaki, Jun Ishikawa
Patented Case
View Patent ↗
Granted: Nov 23, 2004
Filed: Jan 8, 2003
Inventors
Yuuichi Kijima
Kenji Miyata
Yoshiyuki Kaneko
Shigemi Hirasawa
Susumu Sasaki
Hiroshi Kawasaki
Jun Ishikawa
Assignees (at issue)
HITACHI, LTD.
Hitachi Device Engineering Co., Ltd.
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.