Inventor · disambiguated record
Ziyu Zhan
Also filed as: ZHAN ZIYU
7 granted patents·1 pending application·42 citations·filing 2022–2024
81Inventor score
Top patents by PatentIndex Score
8 records- 0192USD991258SStylus penSHENZHEN QIANFENYI INTELLIGENT TECH CO LTD·Filed 2022·Granted Jul 4, 2023·20 cites·1 claims
- 0289USD984378SStylus pen chargerSHENZHEN QIANFENYI INTELLIGENT TECH CO LTD·Filed 2022·Granted Apr 25, 2023·14 cites·1 claims
- 0370USD1068508SThermometerSHENZHEN QIANFENYI INTELLIGENT TECH CO LTD·Filed 2024·Granted Apr 1, 2025·4 cites·1 claims
- 0462USD1012934SStylus penSHENZHEN QIANFENYI INTELLIGENT TECH CO LTD·Filed 2022·Granted Jan 30, 2024·2 cites·1 claims
- 0562USD1012933SStylus penSHENZHEN QIANFENYI INTELLIGENT TECH CO LTD·Filed 2022·Granted Jan 30, 2024·2 cites·1 claims
- 0659US2025207979A1Barbecue temperature probeSHENZHEN QIANFENYI INTELLIGENT TECH CO LTD·Filed 2024·Application pending·0 cites
- 0757US12386437B2Electronic stylus and electronic deviceSHENZHEN QIANFENYI INTELLIGENT TECH CO LTD·Filed 2024·Granted Aug 12, 2025·0 cites·9 claims
- 0855US12386438B2Electronic stylus and electronic deviceSHENZHEN QIANFENYI INTELLIGENT TECH CO LTD·Filed 2024·Granted Aug 12, 2025·0 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →