Granted Patent
Utility
US 6,060,851 · App. 09/144,475
Control device capable of supplying sinusoidal power to brushless motor of a washing machine
Inventors:
Masahiro Imai, Kazunobu Nagai, Hiroshi Ikeda, Yoshiyuku Makino
Patented Case
View Patent ↗
Granted: May 9, 2000
Filed: Aug 31, 1998
Inventors
Masahiro Imai
Kazunobu Nagai
Hiroshi Ikeda
Yoshiyuku Makino
Assignee (at issue)
Kabushiki Kaisha Toshiba
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.