Inventor · disambiguated record
Han-Hsiang Chang
Also filed as: CHANG HAN · CHANG HAN-HSIANG
2 granted patents·3 pending applications·2 citations·filing 2001–2018
34Inventor score
Top patents by PatentIndex Score
5 records- 0173US10906162B2Screw clamping deviceNAT CHUNG SHAN INST SCIENCE & TECH·Filed 2018·Granted Feb 2, 2021·2 cites·8 claims
- 0238US2015047939A1Suitcase with telescopic handle device capable of locating cameraCHANG HAN-HSIANG·Filed 2013·Application pending·0 cites
- 0333US2002173790A1Device of an anterior cervical plate with a peg and screwFiled 2001·Application pending·0 cites
- 0428US8220473B1Foldable umbrella capable of auto-adjustment of the umbrella clothCHANG HAN-HSIANG·Filed 2010·Granted Jul 17, 2012·0 cites·10 claims
- 0520US2012163647A1Microphone-and-earphone set with functions of wire arrangement and windingCHANG HAN-HSIANG·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →