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Inventor
AHN JOONG KOO
KR
2 patents
⚠️ This page may combine multiple inventors who share the name “AHN JOONG KOO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HJC CO LTD
1 patent
USD581099S
Nov 18, 2008
Safety helmet
HJC CO LTD
52 citations
87
AHN JOONG KOO
1 patent
US9801425B2
Oct 31, 2017
Helmet shield including ventilation unit
AHN JOONG KOO
9 citations
76