HC

Hyun Duk Chang

HM Hyundai Motor: 3 patents #3,336 of 11,886Top 30%
KM Kia Motors: 1 patents #3,666 of 7,429Top 50%
Overall (All Time): #1,383,823 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11549509 Electric oil pump for hydraulic control and oil supplying system provided with the same Sung Wook Jang, Kihyup Kim, Woo Jung Kim, June Ho Lee, Jin Seung Lim +17 more 2023-01-10
9095905 Method of manufacturing control finger using metal powder injection molding Ki-Jung Kim, Jong Moon Kim, Sung-Yong Cho, Jong Yop Kim, Ki Bum Kim +2 more 2015-08-04
8640845 Clutch driving device Jong Yop Kim, Sung-Yong Cho 2014-02-04