UC

Un-jin Choi

TK Toshiba Samsung Storage Technology Korea: 9 patents #3 of 117Top 3%
Samsung: 9 patents #14,526 of 75,807Top 20%
TT Toshiba Samsung Storage Technology: 1 patents #6 of 30Top 20%
📍 Seoul, KR: #3,031 of 39,741 inventorsTop 8%
Overall (All Time): #239,860 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
9129637 Disc loading device and optical disc drive including the same Joung-sug Ko, Sang-yun Baek, Cheol-woong Ahn 2015-09-08
9082446 Optical disc loading device, optical disc drive adopting the device and method of driving the drive Joung-sug Ko, Sang-yun Baek, Cheol-woong Ahn 2015-07-14
9027040 Optical disc drive configured to discharge static electricity Jung Sug Ko, Sang-yun Baek, Cheol-woong Ahn, Jae Gil Yu 2015-05-05
8819709 Disk loading apparatus for optical disk drive Joung-sug Ko, Sang-yun Baek, Cheol-woong Ahn 2014-08-26
8739192 Disc loading apparatus and optical disc drive including the apparatus Joung-sug Ko, Sang-yun Baek, Cheol-woong Ahn 2014-05-27
8683499 Disc loading structure and optical disc drive employing the same Joung-sug Ko, Sang-yun Baek, Cheol-woong Ahn 2014-03-25
8250592 Optical disk apparatus Cheol-woong Ahn, Min-shik Roh, Jeong-hun Yeom, Sung-Hun Lee 2012-08-21
8132193 Disk ejecting unit and optical disk device including the same Cheol-woong Ahn, Jeong-hun Yeom, Sung-Hun Lee 2012-03-06
7840972 Optical disc device and method of controlling the same Cheol-woong Ahn, Jae Hyun Yoon, Jeong-hun Yeom, Myong-chun Lee 2010-11-23
7831983 Optical disk device with release Cheol-woong Ahn, Jae Hyun Yoon, Jeong-hun Yeom, Myong-chun Lee 2010-11-09
7698714 Slim optical disc drive 2010-04-13
7391680 Optical pickup system and disk drive with the same Jae-hyun Youn 2008-06-24
7284253 Optical pickup transferring apparatus of an optical disk drive Jae-hyun Youn 2007-10-16
7069570 Disk cartridge with disk cleaning structure Soon-kyo Hong, Byoung-young Bae, Sung-Jin Lee 2006-06-27
7055161 Optical pickup unit feeding apparatus and optical disc drive using the same 2006-05-30
7020884 Tray guide mechanism for an optical disc drive Byoung-young Bae, Soon-kyo Hong 2006-03-28
6993775 Tray locking apparatus of disc drive Byoung-young Bae, Soon-kyo Hong 2006-01-31
6848112 Tray locking apparatus used with a disc drive Byoung-young Bae, Soon-kyo Hong, Young-woo Huh 2005-01-25
6643097 Disc cartridge and disc recording and reproducing apparatus Byoung-young Bae, Soon-kyo Hong 2003-11-04