Inventor · disambiguated record
Yun-Lun Chang
Also filed as: CHANG YUN-LUN
0 granted patents·2 pending applications·0 citations·filing 2019–2022
Top patents by PatentIndex Score
2 records- 0145US2023219200A1Electric screw driver with clutch and rotational speed controlling module thereofLUCENT INNOVATION CO LTD·Filed 2022·Application pending·0 cites
- 0237US2021031341A1Electric screwdriver with torque adjustment and sensing functionPRODRIVES & MOTIONS CO LTD·Filed 2019·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →