Inventor · disambiguated record
Heung Sun Choi
Also filed as: CHOI HEUNG SUN
1 granted patent·2 pending applications·0 citations·filing 2013–2013
6Inventor score
Files withCNUS CO LTD3
Top patents by PatentIndex Score
3 records- 0120US2015050870A1Retainer ring structure for chemical-mechanical polishing machineCNUS CO LTD·Filed 2013·Application pending·0 cites
- 0218US10449649B2Retainer ring structure for chemical-mechanical polishing apparatus and method for manufacturing the sameCNUS CO LTD·Filed 2013·Granted Oct 22, 2019·0 cites·2 claims
- 0316US2015050869A1Retainer ring structure for chemical-mechanical polishing machine and method for manufacturing the sameCNUS CO LTD·Filed 2013·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →