Granted Patent
Utility
US 5,838,875 · App. 08/703,838
Apparatus and method for discriminating between analog and digital video signals in high definition video cassette recorder
Inventors:
Dohyeon Cho, Ho Won Lee, Man Chul Choi, Yong H. Shin, Yoon S. Seoh, Soon Ki Lim, Joong Kwon Joh, Mun Chae Joung, Young-Jun Choi, Kwan-Bo Shim, Seungil Kim
Patented Case
View Patent ↗
Granted: Nov 17, 1998
Filed: Aug 27, 1996
Inventors
Dohyeon Cho
Ho Won Lee
Man Chul Choi
Yong H. Shin
Yoon S. Seoh
Soon Ki Lim
Joong Kwon Joh
Mun Chae Joung
Young-Jun Choi
Kwan-Bo Shim
Seungil Kim
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.