Granted Patent
Utility
US 6,642,739 · App. 09/681,551
Method and device for magnetizing and inspecting a rotor for magneto generators
Inventors:
Kazuyoshi Takagi, Takahiro Yamamoto
Patented Case
View Patent ↗
Granted: Nov 4, 2003
Filed: Apr 27, 2001
Inventors
Kazuyoshi Takagi
Takahiro Yamamoto
Assignee (at issue)
KABUSHIKI KAISHA TOP
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.