Inventor · disambiguated record
Jen-Chih Chang
Also filed as: CHANG JEN C · CHANG JEN-CHIH
8 granted patents·9 pending applications·184 citations·filing 1999–2024
84Inventor score
Top patents by PatentIndex Score
17 records- 0193US6053429AIndustrial spray gun cup structureFiled 1999·Granted Apr 25, 2000·151 cites·4 claims
- 0290US8646811B1Quick connectorCHANG JEN-CHIH·Filed 2012·Granted Feb 11, 2014·19 cites·7 claims
- 0368US8231111B2Foam generating apparatusCHANG JEN-CHIH·Filed 2010·Granted Jul 31, 2012·6 cites·6 claims
- 0468US7699290B2Connection device for quickly connecting pneumatic hoseCHANG JEN-CHIH·Filed 2007·Granted Apr 20, 2010·6 cites·11 claims
- 0555US8319838B2Method for enabling auto-focus function, electronic device thereof, recording medium thereof, and computer program product using the methodCHIANG CHI-PANG·Filed 2009·Granted Nov 27, 2012·1 cites·15 claims
- 0651US2009160804A1Method for controlling electronic apparatus and apparatus and recording medium using the methodCHANG JEN-CHIH·Filed 2008·Application pending·0 cites
- 0751US2009160807A1Method for controlling electronic apparatus and electronic apparatus, recording medium using the methodCHANG JEN-CHIH·Filed 2008·Application pending·0 cites
- 0850US2009160806A1Method for controlling electronic apparatus and apparatus and recording medium using the methodWU KUO-CHEN·Filed 2008·Application pending·0 cites
- 0950US2009160808A1Method for controlling electronic apparatus and electronic apparatus using the methodWU KUO-CHEN·Filed 2008·Application pending·0 cites
- 1048US11259210B2Methods for data traffic switching and network selectionMEDIATEK INC·Filed 2020·Granted Feb 22, 2022·0 cites·18 claims
- 1148US11076450B2Method and associated user equipment for improving versatility of cellular networkMEDIATEK INC·Filed 2019·Granted Jul 27, 2021·0 cites·20 claims
- 1245US2012018536A1Air duster gunCHANG JEN-CHIH·Filed 2011·Application pending·0 cites
- 1345US2025061838A1Electronic device and method for controlling frame rate of applicationMEDIATEK INC·Filed 2024·Application pending·0 cites
- 1442US7390182B2Rotor structure of pneumatic toolCHANG JEN-CHIH·Filed 2005·Granted Jun 24, 2008·1 cites·2 claims
- 1539US2005220635A1Pump-used filter deviceCHANG JEN-CHIH·Filed 2004·Application pending·0 cites
- 1638US2006049099A1Filter device used in a paint cup of a spraying gunCHANG JEN C·Filed 2004·Application pending·0 cites
- 1734US2012004900A1Method for automatically setting language types of push-based services, client, and server thereofCHEN HSI-KUN·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →