Assignee
KIM HYEONSIK
KR·2 granted patents·12 citations·filing 2008–2014
Top patents by PatentIndex Score
2 records- 0175US9575225B2Step prismatic retro-reflector with improved wide-angle performanceKIM HYEONSIK·Filed 2014·Granted Feb 21, 2017·5 cites·5 claims
- 0271US9182525B2Retro reflector including at least one corner and two mutually parallel vertical facesKIM HYEONSIK·Filed 2008·Granted Nov 10, 2015·7 cites·15 claims
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