Granted Patent
Utility
US 6,288,341 · App. 09/457,259
Insulating material windings using same and a manufacturing method thereof
Inventors:
Tomoya Tsunoda, Keiichi Morikawa, Mitsuru Onoda, Shigeo Amagi, Tatsuo Honda
Patented Case
View Patent ↗
Granted: Sep 11, 2001
Filed: Dec 9, 1999
Inventors
Tomoya Tsunoda
Keiichi Morikawa
Mitsuru Onoda
Shigeo Amagi
Tatsuo Honda
Assignee (at issue)
HITACHI, 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.