Granted Patent
Utility
US 5,777,814 · App. 08/661,710
Apparatus for preventing picture fluctuation and correcting pulse in video cassette recorder
Inventors:
Sung Baek Park, Soo Heun Choi
Patented Case
View Patent ↗
Granted: Jul 7, 1998
Filed: Jun 11, 1996
Inventors
Sung Baek Park
Soo Heun Choi
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.