CK

Cheong-Worl Kim

Samsung: 2 patents #37,631 of 75,807Top 50%
GC Goldstar Electron Co.: 1 patents #72 of 188Top 40%
Overall (All Time): #1,245,593 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7834661 Ultra-low-power level shifter, voltage transform circuit and RFID tag including the same Ja-nam Ku, Young-hoon Min, Dong Hyun Lee, Il-jong Song 2010-11-16
7593690 Signal converter, RFID tag having signal converter, and method of driving RFID tag Il-jong Song, Young-hun Min 2009-09-22
7589761 Device and method for transmitting image data 2009-09-15
5184087 Transconductance amplifier using parasitic bipolar transistors to embody a constant voltage source 1993-02-02