Granted Patent
Utility
US 6,549,154 · App. 10/007,694
Digital-to-analog converter and synchronous circuit using the converter
Inventors:
Katsuaki Isobe, Satoshi Eto
Patented Case
View Patent ↗
Granted: Apr 15, 2003
Filed: Dec 10, 2001
Inventors
Katsuaki Isobe
Satoshi Eto
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.