Granted Patent
Utility
US 6,710,584 · App. 10/024,363
Series regulator
Inventors:
Tatsuo Kuroiwa, Shinobu Utsunomiya, Tomomi Oda
Patented Case
View Patent ↗
Granted: Mar 23, 2004
Filed: Dec 21, 2001
Inventors
Tatsuo Kuroiwa
Shinobu Utsunomiya
Tomomi Oda
Assignee (at issue)
MITSUBISHI ELECTRIC CORPORATION
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.