Inventor

KIM WAN-SHICK

KR6 patents

⚠️ This page may combine multiple inventors who share the name “KIM WAN-SHICK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DONGBU ELECTRONICS CO LTD

3 patents

US6797625B2Sep 28, 2004

Method of forming a protective step on the edge of a semiconductor wafer

DONGBU ELECTRONICS CO LTD10 citations71

US7238084B2Jul 3, 2007

Chemical mechanical polishing apparatus and chemical mechanical polishing method using the same

DONGBU ELECTRONICS CO LTD5 citations58

US7670926B2Mar 2, 2010

Method for forming shallow trench isolation utilizing two filling oxide layers

DONGBU ELECTRONICS CO LTD0 citations48

DONGBU HITEK CO LTD

2 patents

US7951713B2May 31, 2011

Method of forming metal wiring in semiconductor device

DONGBU HITEK CO LTD3 citations58

US7982283B2Jul 19, 2011

Semiconductor device and method for manufacturing the same

DONGBU HITEK CO LTD0 citations48

HYUNDAI ELECTRONICS IND

1 patent

US6562091B2May 13, 2003

Slurry for chemical mechanical polishing of a semiconductor device and preparation method thereof

HYUNDAI ELECTRONICS IND4 citations58