Inventor · disambiguated record
Chih-Min Chang
Also filed as: CHANG CHIH-MIN
41 granted patents·18 pending applications·316 citations·filing 2000–2023
98Inventor score
Top patents by PatentIndex Score
59 records- 0192US7743685B2Ratchet wrenchCHANG CHIH-MIN·Filed 2007·Granted Jun 29, 2010·32 cites·4 claims
- 0289US6382051B1Ratchet wrenchFiled 2001·Granted May 7, 2002·40 cites·3 claims
- 0388US8230766B2Wrench for different-sized nutsCHANG CHIH-MIN·Filed 2010·Granted Jul 31, 2012·12 cites·10 claims
- 0483US8631723B2Ratchet wrench being conveniently assembledCHANG CHIH-MIN·Filed 2011·Granted Jan 21, 2014·8 cites·4 claims
- 0579US9511485B2Wrench capable of adjusting operating angleCHANG CHIH-MIN·Filed 2014·Granted Dec 6, 2016·6 cites·3 claims
- 0679USD749384SRatch wheelCHANG CHIH-MIN·Filed 2014·Granted Feb 16, 2016·23 cites·1 claims
- 0774US10227104B2Bicycle control device mounting assemblySRAM LLC·Filed 2015·Granted Mar 12, 2019·4 cites·34 claims
- 0872USD584932SWrenchCHANG CHIH-MIN·Filed 2007·Granted Jan 20, 2009·18 cites·1 claims
- 0971US9705266B2Cable connector and conductive terminal thereofCOOLER MASTER TECH INC·Filed 2015·Granted Jul 11, 2017·3 cites·13 claims
- 1071USD739695SRatch wheelCHANG CHIH-MIN·Filed 2014·Granted Sep 29, 2015·16 cites·1 claims
- 1171US8770066B2Water and dust resistant ratchet wrenchCHANG CHIH-MIN·Filed 2011·Granted Jul 8, 2014·4 cites·14 claims
- 1271US7146882B1Ratchet wrenchCHANG CHIH-MIN·Filed 2005·Granted Dec 12, 2006·8 cites·5 claims
- 1370USD660666SRatchet wrenchCHANG CHIH-MIN·Filed 2011·Granted May 29, 2012·16 cites·1 claims
- 1469US9364943B2Quick rotatable wrenchCHANG CHIH-MIN·Filed 2013·Granted Jun 14, 2016·4 cites·6 claims
- 1566USD912484SSocket of wrenchCHANG CHIH MIN·Filed 2019·Granted Mar 9, 2021·9 cites·1 claims
- 1666US6334255B1Shears capable of cutting simultaneously a plurality of objects of different dimensions and profilesFiled 2000·Granted Jan 1, 2002·16 cites·4 claims
- 1766US2024399474A1Machining tool for box-end wrench and method of machining box-end wrench by using the sameCHANG CHIH MIN·Filed 2023·Application pending·0 cites
- 1864US12246432B2Box capable of replacement of half box body thereofCHANG CHIH MIN·Filed 2023·Granted Mar 11, 2025·0 cites·10 claims
- 1964US11931867B2Socket used in coordination with wrenchCHEN YU CHING·Filed 2019·Granted Mar 19, 2024·1 cites·6 claims
- 2064US9505105B2Rotatable handle for wrenchCHANG CHIH-MIN·Filed 2014·Granted Nov 29, 2016·2 cites·6 claims
- 2164USD743223SRatch wheelCHANG CHIH-MIN·Filed 2014·Granted Nov 17, 2015·12 cites·1 claims
- 2262US7250913B2Antenna assembly and method for fabricating the sameBENQ CORP·Filed 2005·Granted Jul 31, 2007·7 cites·17 claims
- 2360US11260510B2Tool with label structureCHANG CHIH MIN·Filed 2020·Granted Mar 1, 2022·0 cites·4 claims
- 2460US9623549B2Rotary wrenchCHANG CHIH-MIN·Filed 2014·Granted Apr 18, 2017·1 cites·3 claims
- 2560USD713225SWrenchCHANG CHIH-MIN·Filed 2013·Granted Sep 16, 2014·10 cites·1 claims
- 2659USD648995SShearing pliersCHANG CHIH-MIN·Filed 2010·Granted Nov 22, 2011·10 cites·1 claims
- 2758US2011072940A1Wrench having detachable wrench headCHANG CHIH-MIN·Filed 2009·Application pending·0 cites
- 2857USD639625SFoldable wrenchCHANG CHIH-MIN·Filed 2010·Granted Jun 14, 2011·9 cites·1 claims
- 2956US6591718B1Ratchet wrenchFiled 2002·Granted Jul 15, 2003·7 cites·7 claims
- 3055US11396087B2Easily assembled ratchet wrenchCHANG CHIH MIN·Filed 2019·Granted Jul 26, 2022·0 cites·3 claims
- 3155USD751363SSocket for a wrenchCHANG CHIH-MIN·Filed 2014·Granted Mar 15, 2016·8 cites·1 claims
- 3254US2020198106A1Wrench and wrench assembly capable of being rotated quicklyCHANG CHIH MIN·Filed 2019·Application pending·0 cites
- 3354US2016016305A1Flip-flop toolboxCHANG CHIH-MIN·Filed 2014·Application pending·0 cites
- 3453US11364599B2Two-way ratchet wrenchCHANG CHIH MIN·Filed 2019·Granted Jun 21, 2022·0 cites·4 claims
- 3553US2015158188A1Force-boosted shears capable of pulling nailCHANG CHIH-MIN·Filed 2013·Application pending·0 cites
- 3653US2010242685A1Ratchet wrench capable of preventing disengagement of nutCHANG CHIH-MIN·Filed 2009·Application pending·0 cites
- 3752USD661560SWrenchCHANG CHIH-MIN·Filed 2011·Granted Jun 12, 2012·7 cites·1 claims
- 3852US2013139656A1Ratchet wrench capable of preventing disengagement of nutCHANG CHIH-MIN·Filed 2013·Application pending·0 cites
- 3950US9205537B2Detachable ratchet wrenchCHANG CHIH-MIN·Filed 2013·Granted Dec 8, 2015·0 cites·9 claims
- 4050US2012210829A1Ratchet wrench capable of preventing disengagement of nutCHANG CHIH-MIN·Filed 2011·Application pending·0 cites
- 4148US8683893B2Ratchet wrenchCHANG CHIH-MIN·Filed 2011·Granted Apr 1, 2014·0 cites·8 claims
- 4248US2014020519A1Ratchet wrenchCHANG CHIH-MIN·Filed 2013·Application pending·0 cites
- 4346USD660109SRatchet wrenchCHANG CHIH-MIN·Filed 2011·Granted May 22, 2012·5 cites·1 claims
- 4446US2013314912A1Led light bulb with large-angle light emissionCHANG CHIH-MIN·Filed 2012·Application pending·0 cites
- 4546US2013314947A1Led light bulb concurrently serving as night lightYANG PO-YU·Filed 2012·Application pending·0 cites
- 4645US2006090609A1Ratchet wrenchCHANG CHIH-MIN·Filed 2004·Application pending·0 cites
- 4745US2004255468A1ShearsFiled 2003·Application pending·0 cites
- 4844USD751362SWrenchCHANG CHIH-MIN·Filed 2014·Granted Mar 15, 2016·4 cites·1 claims
- 4944USD713227SWrenchCHANG CHIH-MIN·Filed 2013·Granted Sep 16, 2014·4 cites·1 claims
- 5044US2017368441A1Takedown structure for gameCHANG CHIH-MIN·Filed 2017·Application pending·0 cites
Showing the top 50 of 59 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →