Granted Patent
Utility
US 5,874,912 · App. 08/938,882
Serial-parallel A/D converter
Inventor:
Hiroshi Hasegawa
Patented Case
View Patent ↗
Granted: Feb 23, 1999
Filed: Sep 26, 1997
Inventor
Hiroshi Hasegawa
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.