Inventor · disambiguated record
Pi-Shun Chang
Also filed as: CHANG PI-SHUN
4 granted patents·2 pending applications·7 citations·filing 2018–2023
63Inventor score
Files withTAIWAN FU HSING IND CO LTD6
Top patents by PatentIndex Score
6 records- 0176US11315355B2Electric lock and control method thereofTAIWAN FU HSING IND CO LTD·Filed 2020·Granted Apr 26, 2022·1 cites·18 claims
- 0276US10515498B2Electric lock and control method thereofTAIWAN FU HSING IND CO LTD·Filed 2018·Granted Dec 24, 2019·5 cites·17 claims
- 0361US11131120B2Electric lock and control method thereofTAIWAN FU HSING IND CO LTD·Filed 2019·Granted Sep 28, 2021·1 cites·11 claims
- 0451US12119699B2Method for periodically activating battery unit and electronic deviceTAIWAN FU HSING IND CO LTD·Filed 2021·Granted Oct 15, 2024·0 cites·18 claims
- 0550US2024218699A1Electric Lock and Control Method ThereofTAIWAN FU HSING IND CO LTD·Filed 2023·Application pending·0 cites
- 0647US2022341215A1Lock device capable of magnetic sensing, bolt calibration method, and door calibration methodTAIWAN FU HSING IND CO LTD·Filed 2022·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →