Inventor · disambiguated record
Yongfa Zhang
Also filed as: ZHANG YONGFA
5 granted patents·156 citations·filing 2013–2022
77Inventor score
Top patents by PatentIndex Score
5 records- 0192USD882217SSandalZHANG YONGFA·Filed 2018·Granted Apr 28, 2020·97 cites·1 claims
- 0290USD919943SSandalZHANG YONGFA·Filed 2019·Granted May 25, 2021·59 cites·1 claims
- 0354US12236081B2Verification method, electronic device, and non-transitory computer-readable storage mediumVIVO MOBILE COMMUNICATION CO LTD·Filed 2022·Granted Feb 25, 2025·0 cites·16 claims
- 0449US12149820B2Electric quantity indicating method and electronic deviceVIVO MOBILE COMMUNICATION CO LTD·Filed 2022·Granted Nov 19, 2024·0 cites·15 claims
- 0546US9301606B2Unattended full-automatic book management systemBEIJING INST TECHNOLOGY·Filed 2013·Granted Apr 5, 2016·0 cites·35 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →