Granted Patent
Utility
US 6,236,215 · App. 09/250,491
Cell voltage detection circuit, and method of detecting cell voltage
Inventor:
Hiroki Kanehira
Patented Case
View Patent ↗
Granted: May 22, 2001
Filed: Feb 16, 1999
Inventor
Hiroki Kanehira
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.