Granted Patent
Utility
US 6,346,754 · App. 09/579,523
Electric rotating machine
Inventors:
Shigekazu Kieda, Hideaki Mori, Ryoichi Shiobara, Kenichi Hattori
Patented Case
View Patent ↗
Granted: Feb 12, 2002
Filed: May 26, 2000
Inventors
Shigekazu Kieda
Hideaki Mori
Ryoichi Shiobara
Kenichi Hattori
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.