Granted Patent
Utility
US 6,703,755 · App. 10/235,792
Brush-equipped motor and method of exchanging brushes thereof
Inventors:
Shinichi Miyamoto, Tadashi Yasui
Patented Case
View Patent ↗
Granted: Mar 9, 2004
Filed: Sep 6, 2002
Inventors
Shinichi Miyamoto
Tadashi Yasui
Assignee (at issue)
Japan Storage Battery 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.