Inventor · disambiguated record
Youjun Zhang
Also filed as: ZHANG YOUJUN
6 granted patents·5 pending applications·20 citations·filing 2005–2024
74Inventor score
Files withHONOR DEVICE CO LTD7DELTA ELECTRONICS INC2BEIJING VOLCANO ENGINE TECHNOLOGY CO LTD1PIECES TO JOY INC1
Top patents by PatentIndex Score
11 records- 0177US12298804B2System for detecting proper positioning of accessoryHONOR DEVICE CO LTD·Filed 2023·Granted May 13, 2025·1 cites·20 claims
- 0272US7173833B2Energy efficient power supply device and operating method thereofDELTA ELECTRONICS INC·Filed 2005·Granted Feb 6, 2007·12 cites·18 claims
- 0363US7200013B2Power supply device and single photo-coupler control circuit thereofDELTA ELECTRONICS INC·Filed 2005·Granted Apr 3, 2007·7 cites·12 claims
- 0455US12346355B2Materialized column creation method and data query method based on data lakeBEIJING VOLCANO ENGINE TECHNOLOGY CO LTD·Filed 2024·Granted Jul 1, 2025·0 cites·4 claims
- 0552US12451727B2Wireless charging systemHONOR DEVICE CO LTD·Filed 2022·Granted Oct 21, 2025·0 cites·16 claims
- 0651US2024372404A1Wireless charging circuit and deviceHONOR DEVICE CO LTD·Filed 2022·Application pending·0 cites
- 0749US2024162752A1Wireless charging systemHONOR DEVICE CO LTD·Filed 2022·Application pending·0 cites
- 0845US12416958B2Terminal device and charging methodHONOR DEVICE CO LTD·Filed 2022·Granted Sep 16, 2025·0 cites·20 claims
- 0944US2024313588A1Accessory detection systemHONOR DEVICE CO LTD·Filed 2023·Application pending·0 cites
- 1042US2025038583A1Electronic device and stylus in-position determining methodHONOR DEVICE CO LTD·Filed 2022·Application pending·0 cites
- 1141US2023060427A1Adjustable Roller SkatesPIECES TO JOY INC·Filed 2021·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →