Inventor · disambiguated record
Chin-Chuan Chen
Also filed as: CHEN CHIN-CHUAN
22 granted patents·11 pending applications·245 citations·filing 1994–2023
94Inventor score
Files withCHEN CHIN-CHUAN7POWER TECH STAPLE AND NAIL INC6UNIV CHANG GUNG4ESUN TOOLS MFG LTD3PACIFIC TELESCOPE CORP3
Top patents by PatentIndex Score
33 records- 0194US5497522ACombination toolFiled 1994·Granted Mar 12, 1996·94 cites·4 claims
- 0290US9950414B2Combustion driven fastener hand toolPOWER TECH STAPLE AND NAIL INC·Filed 2015·Granted Apr 24, 2018·5 cites·20 claims
- 0385US6972902B1Telescope system having auto-tracking altitude-azimuthal mount and methods for calibrating samePACIFIC TELESCOPE CORP·Filed 2004·Granted Dec 6, 2005·34 cites·41 claims
- 0477US11624314B2Combustion chamber valve and fuel system for driven fastener hand toolPOWER TECH STAPLE AND NAIL INC·Filed 2019·Granted Apr 11, 2023·2 cites·13 claims
- 0577US8684745B2Hand-held personal planetariumCHEN CHIN CHUAN·Filed 2009·Granted Apr 1, 2014·3 cites·61 claims
- 0676US10759031B2Support for elastomeric disc valve in combustion driven fastener hand toolPOWER TECH STAPLE AND NAIL INC·Filed 2016·Granted Sep 1, 2020·3 cites·14 claims
- 0775US5724688AMultipurpose toolFiled 1994·Granted Mar 10, 1998·36 cites·7 claims
- 0874USD669738SBowlCHEN CHIN CHUAN·Filed 2012·Granted Oct 30, 2012·20 cites·1 claims
- 0969US7301698B2Method for automatically aligning telescopePACIFIC TELESCOPE CORP·Filed 2005·Granted Nov 27, 2007·5 cites·17 claims
- 1068US10780567B2Accessory attachment for driven fastener hand toolWONG RAYMOND·Filed 2017·Granted Sep 22, 2020·1 cites·17 claims
- 1168US10780594B1Staggered multilayer trimming head applied in an electric haircutterTZENG FONG IND CORPORATION·Filed 2019·Granted Sep 22, 2020·3 cites·9 claims
- 1266US2014164971A1Hand-held personal planetariumPACIFIC TELESCOPE CORP·Filed 2014·Application pending·0 cites
- 1365US10618153B2Fuel system for a combustion driven fastener hand toolPOWER TECH STAPLE AND NAIL INC·Filed 2018·Granted Apr 14, 2020·0 cites·20 claims
- 1460US9561950B1Oil supply unitCHEN CHIN-CHUAN·Filed 2015·Granted Feb 7, 2017·1 cites·8 claims
- 1559US2025009763A1Methods for extending lifespan and/or delaying agingUNIV CHANG GUNG·Filed 2023·Application pending·0 cites
- 1658US5909929ASupporting bracket for a middle cutter of a shaverFiled 1997·Granted Jun 8, 1999·32 cites·12 claims
- 1757US9862083B2Vacuum piston retention for a combustion driven fastener hand toolPOWER TECH STAPLE AND NAIL INC·Filed 2014·Granted Jan 9, 2018·0 cites·20 claims
- 1854US2024091191A1Uses of corylin and/or neobavaisoflavone in treating symptoms associated with senescenceUNIV CHANG GUNG·Filed 2022·Application pending·0 cites
- 1952US2011302789A1Hair TrimmerCHEN CHIN-CHUAN·Filed 2008·Application pending·0 cites
- 2049US9073225B2Hair trimming deviceTZENG FONG IND CORP·Filed 2013·Granted Jul 7, 2015·1 cites·10 claims
- 2147US11649810B2Oil suction pumpESUN TOOLS MFG LTD·Filed 2019·Granted May 16, 2023·0 cites·6 claims
- 2247US2008209741A1Blade structure of an electric hair trimmerCHEN CHIN-CHUAN·Filed 2007·Application pending·0 cites
- 2345US2021053191A1PilersESUN TOOLS MFG LTD·Filed 2019·Application pending·0 cites
- 2445US2014083542A1Quick couplingCHEN CHIN CHUAN·Filed 2012·Application pending·0 cites
- 2545US2008168658A1Reciprocative electric hair trimmerTZENG FONG IND CORP·Filed 2007·Application pending·0 cites
- 2644US11271471B2Power converter controller having a short-circuit protection threshold voltage no higher than an over-current protection threshold voltageINNO TECH CO LTD·Filed 2020·Granted Mar 8, 2022·0 cites·9 claims
- 2743US11554471B2Elastomeric exhaust reed valve for combustion driven fastener hand toolPOWER TECH STAPLE AND NAIL INC·Filed 2016·Granted Jan 17, 2023·0 cites·15 claims
- 2843US2021328502A1Power converter controller with short-circuit protectionINNO TECH CO LTD·Filed 2020·Application pending·0 cites
- 2938US9795588B2Mammalian TOR inhibitorUNIV CHANG GUNG·Filed 2016·Granted Oct 24, 2017·0 cites·3 claims
- 3037US2021246887A1Fluid pump deviceESUN TOOLS MFG LTD·Filed 2020·Application pending·0 cites
- 3136US9055831B2Bowl having arrangement for adjustably fastening a magnetCHEN CHIN CHUAN·Filed 2013·Granted Jun 16, 2015·0 cites·1 claims
- 3233US5462662AOil filter structureFiled 1994·Granted Oct 31, 1995·5 cites·20 claims
- 3330US2017035724A1Mammalian sirt1 activatorUNIV CHANG GUNG·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →