Inventor · disambiguated record
Kwang Ok Chang
Also filed as: CHANG KWANG-OK
7 granted patents·1 pending application·137 citations·filing 2003–2019
84Inventor score
Top patents by PatentIndex Score
8 records- 0191US10022467B2TrashcanMAGIKAN INC·Filed 2016·Granted Jul 17, 2018·13 cites·18 claims
- 0291USD487592SFace massagerMAGIKAN INC·Filed 2003·Granted Mar 16, 2004·61 cites·1 claims
- 0387USD909002SWastebasketCHANG KWANG OK·Filed 2018·Granted Jan 26, 2021·40 cites·1 claims
- 0479USD840628SGarbage canJANIBELL INC·Filed 2017·Granted Feb 12, 2019·22 cites·1 claims
- 0564US10294023B2Device for rotating cover of trash canJANIBELL INC·Filed 2017·Granted May 21, 2019·1 cites·6 claims
- 0656US2019233205A1Device for Rotating Cover of Trash CanJANIBELL INC·Filed 2019·Application pending·0 cites
- 0755US11866252B2Garbage can provided with airtight means for preventing odor leakageJANIBELL INC·Filed 2019·Granted Jan 9, 2024·0 cites·5 claims
- 0850US11891244B2Garbage can provided with airtight means for preventing odor leakageJANIBELL INC·Filed 2019·Granted Feb 6, 2024·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →