Inventor

BEOM WON JIN

KR5 patents

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

ILJIN MAT CO LTD

4 patents

US11622445B2Apr 4, 2023

Surface-treated copper foil, manufacturing method thereof, copper foil laminate including the same, and printed wiring board including the same

ILJIN MAT CO LTD2 citations68

US11917755B2Feb 27, 2024

LOTTE ENERGY MAT CORPORATION

1 patent

US12598699B2Apr 7, 2026

Ultra-thin copper foil with carrier foil for allowing easy micro-hole processing, copper-clad laminate using same, and manufacturing method therefor

LOTTE ENERGY MAT CORPORATION0 citations53

BEOM WON JIN

ILJIN MAT CO LTD

Surface-treated copper foil, manufacturing method thereof, copper foil laminate including the same, and printed wiring board including the same

Carrier-foil-attached ultra-thin copper foil

Carrier-foil-attached ultra-thin copper foil

Carrier-foil-attached ultra-thin copper foil

LOTTE ENERGY MAT CORPORATION

Ultra-thin copper foil with carrier foil for allowing easy micro-hole processing, copper-clad laminate using same, and manufacturing method therefor