Granted Patent
Utility
US 5,886,847 · App. 08/688,822
Apparatus and method for automatically performing channel change of television receiver using video cassette recorder
Inventors:
Bong-Soon Lee, Sung Baek Park, Man Sik Park, Young Deuk Ko
Patented Case
View Patent ↗
Granted: Mar 23, 1999
Filed: Jul 31, 1996
Inventors
Bong-Soon Lee
Sung Baek Park
Man Sik Park
Young Deuk Ko
Assignee (at issue)
Goldstar Co., 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.