Granted Patent
Utility
US 6,771,048 · App. 10/370,986
Battery state monitoring circuit
Inventors:
Yasunori Aikawa, Atsushi Sakurai
Patented Case
View Patent ↗
Granted: Aug 3, 2004
Filed: Feb 20, 2003
Inventors
Yasunori Aikawa
Atsushi Sakurai
Assignee (at issue)
SEIKO INSTRUMENTS INC.
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.