Inventor
LEE MYUNG SIK
KR3 patents
Patents
3 patentsUS12319803B2Jun 3, 2025
Low-density polyurethane foam composition as sound-absorbing material having improved appearance formability, smell reduction and sound absorption performance, method for manufacturing polyurethane foam and polyurethane foam manufactured therefrom
HYUNDAI MOTOR CO LTD0 citations59
US11746203B2Sep 5, 2023
Low-density polyurethane foam composition as sound-absorbing material having improved appearance formability, smell reduction and sound absorption performance, method for manufacturing polyurethane foam and polyurethane foam manufactured therefrom
HYUNDAI MOTOR CO LTD0 citations59
US11649565B2May 16, 2023
Fiber for sound-absorbing material for vehicles and sound-absorbing material for vehicles including the same
HYUNDAI MOTOR CO LTD0 citations47