Granted Patent
Utility
US 5,416,686 · App. 08/219,274
Power inverter apparatus for coping with an abrupt change in phase of input voltage
Inventors:
Satoshi Azuma, Kazunori Sanada
Patented Case
View Patent ↗
Granted: May 16, 1995
Filed: Mar 29, 1994
Inventors
Satoshi Azuma
Kazunori Sanada
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.