Granted Patent
Utility
US 5,175,745 · App. 07/585,622
Transversal type automatic equalizer with tap coefficient protection
Inventors:
Takashi Kaku, Hiroki KISHIMOTO
Patented Case
View Patent ↗
Granted: Dec 29, 1992
Filed: Sep 20, 1990
Inventors
Takashi Kaku
Hiroki KISHIMOTO
Assignee (at issue)
Fujitsu Limited
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.