Inventor · disambiguated record
Po-Chin Chang
Also filed as: CHANG PO-CHIN
30 granted patents·21 pending applications·3,186 citations·filing 2011–2025
95Inventor score
Top patents by PatentIndex Score
51 records- 0198US9520482B1Method of cutting metal gateTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2015·Granted Dec 13, 2016·3.2k cites·20 claims
- 0297US11469143B2Semiconductor device with elongated patternTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2020·Granted Oct 11, 2022·4 cites·20 claims
- 0394US11626506B2Reducing pattern loading in the etch-back of metal gateTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2021·Granted Apr 11, 2023·2 cites·20 claims
- 0492US10998421B2Reducing pattern loading in the etch-back of metal gateTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2018·Granted May 4, 2021·5 cites·19 claims
- 0592US10790195B2Elongated pattern and formation thereofTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2019·Granted Sep 29, 2020·5 cites·20 claims
- 0691US11094556B2Method of manufacturing semiconductor devices using directional processTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2019·Granted Aug 17, 2021·4 cites·20 claims
- 0784US12230507B2Method of manufacturing semiconductor devices using directional processTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2023·Granted Feb 18, 2025·0 cites·20 claims
- 0884US10692760B2Semiconductor structure and method for manufacturing the sameTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2018·Granted Jun 23, 2020·3 cites·20 claims
- 0983US10707081B2Fine line patterning methodsTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2018·Granted Jul 7, 2020·2 cites·18 claims
- 1082US2024274471A1Semiconductor device with elongated patternTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2024·Application pending·0 cites
- 1181US11978672B2Semiconductor device with elongated patternTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2022·Granted May 7, 2024·0 cites·20 claims
- 1280US12034059B2Reducing pattern loading in the etch-back of metal gateTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2023·Granted Jul 9, 2024·0 cites·20 claims
- 1379US12094951B1Capping structures in semiconductor devicesTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2023·Granted Sep 17, 2024·0 cites·20 claims
- 1479US2025351402A1Semiconductor device and methodTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2025·Application pending·0 cites
- 1578US2025351520A1Semiconductor device and manufacturing method thereofTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2025·Application pending·0 cites
- 1678US2024363721A1Capping structures in semiconductor devicesTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2024·Application pending·0 cites
- 1777US11651972B2Method of manufacturing semiconductor devices using directional processTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2021·Granted May 16, 2023·0 cites·20 claims
- 1877US2025359278A1Semiconductor device with conductive liners over silicide structures and method of making the semiconductor deviceTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2025·Application pending·0 cites
- 1977US2025351490A1Stacked Multi-Gate Device With Reduced Contact Resistance And Methods For Forming The SameTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2025·Application pending·0 cites
- 2076US2025149343A1Method of manufacturing semiconductor devices using directional processTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2025·Application pending·0 cites
- 2176US2025359183A1Semiconductor device and method for manufacturing the sameTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2025·Application pending·0 cites
- 2275US12051620B2Semiconductor structure and method for manufacturing the sameTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2022·Granted Jul 30, 2024·0 cites·20 claims
- 2375US11862465B2Fine line patterning methodsTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2022·Granted Jan 2, 2024·0 cites·20 claims
- 2475US2024379333A1Ion Beam Etching Apparatus And MethodTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2024·Application pending·0 cites
- 2573US2025285962A1Semiconductor device and method for manufacturing the sameTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2025·Application pending·0 cites
- 2671US12408406B2Semiconductor device and manufacturing method thereofTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2022·Granted Sep 2, 2025·0 cites·20 claims
- 2771US11652152B2Capping structures in semiconductor devicesTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2021·Granted May 16, 2023·0 cites·20 claims
- 2870US12087558B2Ion beam etching apparatus and methodTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2021·Granted Sep 10, 2024·0 cites·20 claims
- 2970US11239078B2Fine line patterning methodsTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2020·Granted Feb 1, 2022·0 cites·18 claims
- 3069US11373902B2Semiconductor structure and method for manufacturing the sameTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2020·Granted Jun 28, 2022·0 cites·20 claims
- 3168US12433006B2Semiconductor device with conductive liners over silicide structures and method of making the semiconductor deviceTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2022·Granted Sep 30, 2025·0 cites·20 claims
- 3268US12432977B2Semiconductor device and method for manufacturing the sameTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2022·Granted Sep 30, 2025·0 cites·20 claims
- 3368US12261082B2Semiconductor devices with a nitrided capping layerTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2022·Granted Mar 25, 2025·0 cites·20 claims
- 3468US2025031419A1Stacked Multi-Gate Device With Reduced Contact Resistance And Methods For Forming The SameTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2023·Application pending·0 cites
- 3567US2025201630A1Semiconductor devices with a nitrided capping layerTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2025·Application pending·0 cites
- 3666US12494423B2Semiconductor device including stacked via contact and method for manufacturing the sameTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2022·Granted Dec 9, 2025·0 cites·20 claims
- 3766US11881401B2Method of forming metal featuresTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2021·Granted Jan 23, 2024·0 cites·20 claims
- 3864US12327788B2Gate to source drain interconnectsTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2022·Granted Jun 10, 2025·0 cites·20 claims
- 3963US2023155005A1Semiconductor device and methodTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2022·Application pending·0 cites
- 4061US11043381B2Directional patterning methodTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2019·Granted Jun 22, 2021·0 cites·20 claims
- 4160US12431431B2Conductive structure interconnects with downward projectionsTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2022·Granted Sep 30, 2025·0 cites·20 claims
- 4259US2025234629A1Contact Structures in Semiconductor DevicesTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2024·Application pending·0 cites
- 4357US12457790B2Semiconductor device including conductive nitride feature and method of making the semiconductor deviceTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2022·Granted Oct 28, 2025·0 cites·20 claims
- 4457US2025118666A1Semiconductor structure and method of manufacturing the sameTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2023·Application pending·0 cites
- 4556US2025022802A1Conductive Structures Of Integrated CircuitsTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2023·Application pending·0 cites
- 4655US2024405023A1Semiconductor devices and methods of fabricating the sameTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2023·Application pending·0 cites
- 4754US2024379758A1Semiconductor device structure and methods of forming the sameTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2023·Application pending·0 cites
- 4853US2024096997A1Semiconductor device structure and methods of forming the sameTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2023·Application pending·0 cites
- 4951US2023402366A1Semiconductor device including metal surrounding via contact and method of forming the semiconductor deviceTAIWAN SEMICONDUCTOR MFG CO LTD·Filed 2022·Application pending·0 cites
- 5048US11313989B2Detecting deviceUNIV NAT CENTRAL·Filed 2020·Granted Apr 26, 2022·0 cites·10 claims
Showing the top 50 of 51 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →