Assignee
DONG CHANG
CA·3 granted patents·7 citations·filing 2020–2025
Top patents by PatentIndex Score
3 records- 0188USD1090433SWireless chargerDONG CHANG·Filed 2025·Granted Aug 26, 2025·6 cites·1 claims
- 0259US11476510B2Methods and green reagents for recycling of lithium-ion batteriesDONG CHANG·Filed 2020·Granted Oct 18, 2022·0 cites·16 claims
- 0345USD1053128SWireless chargerDONG CHANG·Filed 2022·Granted Dec 3, 2024·1 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →