Granted Patent
Utility
US 5,258,667 · App. 07/832,731
Logic circuit for controlling a supply on drive pulses to regulate an output level
Inventors:
Toshikazu Ohtake, Hideaki Yamada
Patented Case
View Patent ↗
Granted: Nov 2, 1993
Filed: Feb 7, 1992
Inventors
Toshikazu Ohtake
Hideaki Yamada
Assignee (at issue)
NEC 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.