Granted Patent
Utility
US 6,737,768 · App. 09/912,527
Rotating electric machine
Inventors:
Kazumasa Ide, Kenichi Hattori, Akiyoshi Komura, Mitsunori Yamashina, Tadashi Sonobe, Akitomi Semba, Junji Sato, Ryoichi Shiobara
Patented Case
View Patent ↗
Granted: May 18, 2004
Filed: Jul 26, 2001
Inventors
Kazumasa Ide
Kenichi Hattori
Akiyoshi Komura
Mitsunori Yamashina
Tadashi Sonobe
Akitomi Semba
Junji Sato
Ryoichi Shiobara
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.