Inventor · disambiguated record
Nak Hee Choi
Also filed as: CHOI NAK HEE
12 granted patents·5 pending applications·1 citations·filing 2018–2023
79Inventor score
Top patents by PatentIndex Score
17 records- 0171US11650255B2Chamber and system for real-time analysis of gas generated inside secondary batteryLG CHEMICAL LTD·Filed 2019·Granted May 16, 2023·1 cites·10 claims
- 0268US12456761B2Apparatus for analyzing battery caseLG ENERGY SOLUTION LTD·Filed 2022·Granted Oct 28, 2025·0 cites·11 claims
- 0368US2025266515A1Battery safety evaluation deviceLG ENERGY SOLUTION LTD·Filed 2023·Application pending·0 cites
- 0467US2025067635A1Gas collection deviceLG ENERGY SOLUTION LTD·Filed 2023·Application pending·0 cites
- 0563US11650122B2Apparatus for analyzing battery caseLG CHEMICAL LTD·Filed 2020·Granted May 16, 2023·0 cites·11 claims
- 0663US2025327827A1Gas analysis deviceLG ENERGY SOLUTION LTD·Filed 2023·Application pending·0 cites
- 0763US2025020551A1Gas collection deviceLG ENERGY SOLUTION LTD·Filed 2023·Application pending·0 cites
- 0862US11362396B2Apparatus for collecting gas in secondary batteryLG CHEMICAL LTD·Filed 2020·Granted Jun 14, 2022·0 cites·11 claims
- 0960US2024204350A1Gas collection deviceLG ENERGY SOLUTION LTD·Filed 2022·Application pending·0 cites
- 1059US11437658B2Apparatus for collecting gas in secondary batteryLG CHEMICAL LTD·Filed 2020·Granted Sep 6, 2022·0 cites·10 claims
- 1155US11987781B2Gas collection deviceLG CHEMICAL LTD·Filed 2021·Granted May 21, 2024·0 cites·10 claims
- 1252US11906492B2Apparatus for quantitatively analyzing oxygen generated in battery materialLG CHEMICAL LTD·Filed 2018·Granted Feb 20, 2024·0 cites·10 claims
- 1352US11196100B2Apparatus and method for collecting gasLG CHEMICAL LTD·Filed 2019·Granted Dec 7, 2021·0 cites·10 claims
- 1448US11626625B2Apparatus for real-time analysis of gas generated inside secondary batteryLG CHEMICAL LTD·Filed 2019·Granted Apr 11, 2023·0 cites·8 claims
- 1547US11374271B2Apparatus, system, and method for collecting gas generated in secondary batteryLG CHEMICAL LTD·Filed 2018·Granted Jun 28, 2022·0 cites·15 claims
- 1645US11614389B2Automated apparatus for sample pyrolysisLG CHEMICAL LTD·Filed 2018·Granted Mar 28, 2023·0 cites·11 claims
- 1743US11489228B2Component for measuring pressure change in pouch-type battery, and method for measuring pressure change in pouch-type battery by using sameLG CHEMICAL LTD·Filed 2018·Granted Nov 1, 2022·0 cites·10 claims
Join the waitlist — get patent alerts
Get an alert when Nak Hee Choi files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →