Inventor
KONG HYUN SANG
KR3 patents
⚠️ This page may combine multiple inventors who share the name “KONG HYUN SANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DOOSAN ENERBILITY CO LTD
2 patentsUS12485462B2Dec 2, 2025
Opening maching apparatus for heat transfer tube, method of forming opening in tube wall of heat transfer tube using same, and method of removing foreign material through same opening of same heat transfer tube
DOOSAN ENERBILITY CO LTD0 citations41
US12226845B2Feb 18, 2025
Apparatus and method for cleaning oxide film
DOOSAN ENERBILITY CO LTD0 citations37