Granted Patent
Utility
US 5,675,258 · App. 08/554,118
Apparatus for detecting battery pack deterioration during discharge mode and method for inhibiting deterioration detection of a significantly drained battery pack during charging mode
Inventors:
Eiji Kadouchi, Yuichi Watanabe, Megumi Kinoshita, Noboru Ito, Kanji Takata
Patented Case
View Patent ↗
Granted: Oct 7, 1997
Filed: Nov 6, 1995
Inventors
Eiji Kadouchi
Yuichi Watanabe
Megumi Kinoshita
Noboru Ito
Kanji Takata
Assignee (at issue)
Matsushita Electric Industry 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.