CK

Chang-Gyun Kim

UN Unknown: 1 patents #178 of 2,395Top 8%
📍 Seoul, KR: #426 of 1,497 inventorsTop 30%
Overall (2005): #224,489 of 245,428Top 95%
1
Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6952131 Digital PWM input D class amplifier by PWM negative feedback Jae-hoon Jeong, Goog-Chun Cho, Bo-Hyung Cho, Jong-Hu Park 2005-10-04