Granted Patent
Utility
US 6,720,724 · App. 09/841,124
Deflection yoke apparatus
Inventors:
Yusuke Chonan, Keiji Morimoto
Patented Case
View Patent ↗
Granted: Apr 13, 2004
Filed: Apr 25, 2001
Inventors
Yusuke Chonan
Keiji Morimoto
Assignee (at issue)
Victor Company of Japan, Ltd.
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.