MC

Man Chul Choi

GC Goldstar Co.: 4 patents #54 of 863Top 7%
LG: 3 patents #10,792 of 26,165Top 45%
📍 Seoul, KR: #8,011 of 39,741 inventorsTop 25%
Overall (All Time): #759,666 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
6349011 Automatic tracking system and tracking method 2002-02-19
6014492 Video signal recording and reproducing apparatus for digital video cassette tape recorder Yung Gil Kim, Yong-Hoo Sheen, Joong Kwon Joh, Jae Ryong Kim, Sang Joon Woo +9 more 2000-01-11
5937135 Tape-independent video signal recording and reproducing apparatus Yung Gil Kim, Yong-Hoo Sheen, Joong Kwon Joh, Jae Ryong Kim, Sang Joon Woo +9 more 1999-08-10
5838875 Apparatus and method for discriminating between analog and digital video signals in high definition video cassette recorder Dohyeon Cho, Ho Won Lee, Yong H. Shin, Yoon S. Seoh, Soon Ki Lim +5 more 1998-11-17
5724205 Automatic tracking control device which uses different weightings with a number of incorrectable, correctable, and non-errors 1998-03-03
5532831 Recording apparatus and method for a high definition video cassette recorder Soo-Kyung Kim, Je Hyung Lee, Tae Seok Yang, Sang Joon Woo 1996-07-02
5506733 Apparatus for recording and reproducing digital and analog video signals using two analog record/reproduce heads and two digital record/reproduce heads, respectively Soo-Kil Kim, Mun Chae Joung, Yong H. Shin, Yoon S. Seoh, Soon Ki Lim +1 more 1996-04-09