Inventor · disambiguated record
Gyeong Guk Ham
Also filed as: HAM GYEONG GUK
3 granted patents·0 citations·filing 2016–2018
40Inventor score
Files withYOUNG CHANG CHEMICAL CO LTD3
Top patents by PatentIndex Score
3 records- 0165US11001780B2Cutting oil compositionYOUNG CHANG CHEMICAL CO LTD·Filed 2018·Granted May 11, 2021·0 cites·5 claims
- 0252US10717878B2Anti-reflection coating composition and anti-reflection film utilizing sameYOUNG CHANG CHEMICAL CO LTD·Filed 2017·Granted Jul 21, 2020·0 cites·8 claims
- 0341US9829797B2Cleaning composition for photolithography and method of forming photoresist pattern using the sameYOUNG CHANG CHEMICAL CO LTD·Filed 2016·Granted Nov 28, 2017·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →