Assignee
CHUNG CHWAN ENTPR CO LTD
TW·35 granted patents·9 pending applications·120 citations·filing 2006–2021
Top patents by PatentIndex Score
44 records- 0195US9370225B1Zipper head assembly structure for increasing torsional strength and sliding member thereofCHUNG CHWAN ENTPR CO LTD·Filed 2015·Granted Jun 21, 2016·13 cites·10 claims
- 0291US9125459B1Invisible zipper head assembly structure for increasing positioning effect and sliding member thereofCHUNG CHWAN ENTPR CO LTD·Filed 2014·Granted Sep 8, 2015·13 cites·10 claims
- 0390US9226550B1Zipper head assembly structureCHUNG CHWAN ENTPR CO LTD·Filed 2014·Granted Jan 5, 2016·12 cites·10 claims
- 0483US10016025B1Zipper head assembly structure and pin-shaped assembly thereofCHUNG CHWAN ENTPR CO LTD·Filed 2017·Granted Jul 10, 2018·4 cites·8 claims
- 0582US7257869B2Zipper head assembly structureCHUNG CHWAN ENTPR CO LTD·Filed 2006·Granted Aug 21, 2007·10 cites·6 claims
- 0680US11312050B2Intelligent automatic mold-exchanging system and methodCHUNG CHWAN ENTPR CO LTD·Filed 2019·Granted Apr 26, 2022·0 cites·8 claims
- 0778US9770074B2Cap structure having a plurality of breach hole features and zipper head assembly structure using the sameCHUNG CHWAN ENTPR CO LTD·Filed 2015·Granted Sep 26, 2017·3 cites·14 claims
- 0876US9687050B2Zipper head assembly structure for decreasing frictional resistance and sliding member thereofCHUNG CHWAN ENTPR CO LTD·Filed 2014·Granted Jun 27, 2017·4 cites·8 claims
- 0976US9060574B2Cap structure having an inner surface concave feature and zipper head assembly structure using the sameCHUNG CHWAN ENTPR CO LTD·Filed 2013·Granted Jun 23, 2015·4 cites·13 claims
- 1073US10092066B2Zipper head assembly structure and elastic member thereofCHUNG CHWAN ENTPR CO LTD·Filed 2017·Granted Oct 9, 2018·2 cites·10 claims
- 1173US10070705B2Zipper head assembly structure and elastic member thereofCHUNG CHWAN ENTPR CO LTD·Filed 2017·Granted Sep 11, 2018·2 cites·10 claims
- 1273USD579379SZipper headCHUNG CHWAN ENTPR CO LTD·Filed 2007·Granted Oct 28, 2008·18 cites·1 claims
- 1372US7891061B2Zipper headCHUNG CHWAN ENTPR CO LTD·Filed 2007·Granted Feb 22, 2011·6 cites·6 claims
- 1471US9775412B2Invisible zipper head assembly structure for increasing positioning effect and sliding member thereofCHUNG CHWAN ENTPR CO LTD·Filed 2015·Granted Oct 3, 2017·2 cites·18 claims
- 1570US11458663B2Intelligent automatic mold-exchanging methodCHUNG CHWAN ENTPR CO LTD·Filed 2021·Granted Oct 4, 2022·0 cites·10 claims
- 1670US2022402158A1Cutter and cutter-holder matching system and methodCHUNG CHWAN ENTPR CO LTD·Filed 2021·Application pending·0 cites
- 1768US10813419B1Zipper head assembly structureCHUNG CHWAN ENTPR CO LTD·Filed 2019·Granted Oct 27, 2020·1 cites·10 claims
- 1867US9060573B2Zipper head and pull tab replacement methodCHUNG CHWAN ENTPR CO LTD·Filed 2013·Granted Jun 23, 2015·2 cites·19 claims
- 1961US11872725B2Dispatch system and dispatch method for manufacturing moldCHUNG CHWAN ENTPR CO LTD·Filed 2019·Granted Jan 16, 2024·0 cites·8 claims
- 2060US8042236B2Plug pin, a position pin, and a plug pin set of a zipperCHUNG CHWAN ENTPR CO LTD·Filed 2009·Granted Oct 25, 2011·0 cites·14 claims
- 2160US7340805B2Combination structure of a zipper headCHUNG CHWAN ENTPR CO LTD·Filed 2006·Granted Mar 11, 2008·2 cites·7 claims
- 2254USD780622SZipper headCHUNG CHWAN ENTPR CO LTD·Filed 2015·Granted Mar 7, 2017·6 cites·1 claims
- 2353USD556087SSlideCHUNG CHWAN ENTPR CO LTD·Filed 2006·Granted Nov 27, 2007·8 cites·1 claims
- 2451US11122868B2Method of manufacturing a cap structureCHUNG CHWAN ENTPR CO LTD·Filed 2020·Granted Sep 21, 2021·0 cites·8 claims
- 2550US10485308B2Zipper head assembly structure and elastic member thereofCHUNG CHWAN ENTPR CO LTD·Filed 2018·Granted Nov 26, 2019·0 cites·10 claims
- 2649US2019223560A1Invisible zipper head assembly structureCHUNG CHWAN ENTPR CO LTD·Filed 2019·Application pending·0 cites
- 2748USD555538SSlideCHUNG CHWAN ENTPR CO LTD·Filed 2006·Granted Nov 20, 2007·6 cites·1 claims
- 2847US10405616B2Zipper head assembly structure and elastic element thereofCHUNG CHWAN ENTPR CO LTD·Filed 2017·Granted Sep 10, 2019·0 cites·10 claims
- 2947US10065236B2Injection system applied to a die casting machineCHUNG CHWAN ENTPR CO LTD·Filed 2017·Granted Sep 4, 2018·0 cites·10 claims
- 3047US2019159556A1Cap structure and zipper head assembly structureCHUNG CHWAN ENTPR CO LTD·Filed 2018·Application pending·0 cites
- 3146US9925585B2Injection system applied to a die casting machineCHUNG CHWAN ENTPR CO LTD·Filed 2016·Granted Mar 27, 2018·0 cites·10 claims
- 3246US2021212417A1Zipper head assembly structure and sliding element thereofCHUNG CHWAN ENTPR CO LTD·Filed 2020·Application pending·0 cites
- 3346US2019159555A1Zipper head assembly structureCHUNG CHWAN ENTPR CO LTD·Filed 2018·Application pending·0 cites
- 3444US10098421B2Zipper head assembly structure and sliding member thereofCHUNG CHWAN ENTPR CO LTD·Filed 2017·Granted Oct 16, 2018·0 cites·11 claims
- 3544US10064456B2Zip slider structureCHUNG CHWAN ENTPR CO LTD·Filed 2017·Granted Sep 4, 2018·0 cites·7 claims
- 3644US2018008012A1Mold core assembly and sliding elementCHUNG CHWAN ENTPR CO LTD·Filed 2016·Application pending·0 cites
- 3743US2017340069A1Zipper head assembly structure and sliding assembly thereofCHUNG CHWAN ENTPR CO LTD·Filed 2016·Application pending·0 cites
- 3842US2017150789A1Zipper head assembly structure for decreasing assembling resistance and movable cover body thereofCHUNG CHWAN ENTPR CO LTD·Filed 2016·Application pending·0 cites
- 3942US2018008013A1Zipper head assembly structure and sliding element thereofCHUNG CHWAN ENTPR CO LTD·Filed 2016·Application pending·0 cites
- 4036USD900674SCrown for slide fastenerCHUNG CHWAN ENTPR CO LTD·Filed 2019·Granted Nov 3, 2020·1 cites·1 claims
- 4136USD822538SElastic elementCHUNG CHWAN ENTPR CO LTD·Filed 2017·Granted Jul 10, 2018·1 cites·1 claims
- 4235US9901146B2Zip slider structureCHUNG CHWAN ENTPR CO LTD·Filed 2016·Granted Feb 27, 2018·0 cites·10 claims
- 4332USD1029685SSlider body for slide fastenerCHUNG CHWAN ENTPR CO LTD·Filed 2020·Granted Jun 4, 2024·0 cites·1 claims
- 4431USD915238SElastic element of slide for slide fastenerCHUNG CHWAN ENTPR CO LTD·Filed 2019·Granted Apr 6, 2021·0 cites·1 claims
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