Inventor
AHN SEUNG-SU
KR12 patents
⚠️ This page may combine multiple inventors who share the name “AHN SEUNG-SU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KORLOY INC
11 patentsUS9855608B2Jan 2, 2018
Hard coating film for cutting tools
KORLOY INC2 citations68
US11141801B2Oct 12, 2021
Cutting tool having partially-removed film formed thereon
KORLOY INC0 citations61
US9394601B2Jul 19, 2016
Hard film for cutting tool
KORLOY INC2 citations61
US12551950B2Feb 17, 2026
Hard coating film for cutting tool
KORLOY INC0 citations56
US12195837B2Jan 14, 2025
Cutting tool with hard coating film formed thereon
KORLOY INC0 citations56
US11123803B2Sep 21, 2021
Cutting insert for hard-to-cut material
KORLOY INC0 citations54
US9422627B2Aug 23, 2016
Hard film for cutting tool
KORLOY INC0 citations51
US9273388B2Mar 1, 2016
Hard film for cutting tool
KORLOY INC0 citations51
US11376675B2Jul 5, 2022
Cutting tool having partially-removed film formed thereon
KORLOY INC0 citations50
US11359272B2Jun 14, 2022
Hard film having excellent wear resistance and toughness
KORLOY INC0 citations48
US10738376B2Aug 11, 2020
Hard coating for cutting tool
KORLOY INC0 citations40