Inventor · disambiguated record
Kun-Chung Liu
Also filed as: LIU KUN · LIU KUN-CHUNG
38 granted patents·15 pending applications·843 citations·filing 1998–2016
98Inventor score
Top patents by PatentIndex Score
53 records- 0196US6691433B2Automated tightening shoeFiled 2002·Granted Feb 17, 2004·228 cites·13 claims
- 0288US6729000B1Lace tightening assemblyFiled 2003·Granted May 4, 2004·39 cites·7 claims
- 0388US6671980B1Easy-to-wear footwearFiled 2002·Granted Jan 6, 2004·66 cites·15 claims
- 0488US5972257AProcess for making a foamed shoe soleFiled 1998·Granted Oct 26, 1999·62 cites·9 claims
- 0585US7313849B2Fastener for a laceLIU KUN-CHUNG·Filed 2005·Granted Jan 1, 2008·17 cites·11 claims
- 0683US7036193B1Shoe tightening deviceLIU KUN-CHUNG·Filed 2005·Granted May 2, 2006·14 cites·12 claims
- 0783US6817070B1Shoelace fastenerLIU KUN-CHUNG·Filed 2003·Granted Nov 16, 2004·28 cites·8 claims
- 0883US6568104B2Easy-to-wear shoeFiled 2001·Granted May 27, 2003·39 cites·5 claims
- 0982US7681289B2Fastener for fastening together two lace segmentsLIU KUN-CHUNG·Filed 2007·Granted Mar 23, 2010·11 cites·4 claims
- 1081US7343652B1Lace adjusterLIU KUN-CHUNG·Filed 2006·Granted Mar 18, 2008·10 cites·7 claims
- 1181US6510627B1Shoe having a shoe lace device that can be tightened to simulate a double-bow knotFiled 2001·Granted Jan 28, 2003·33 cites·7 claims
- 1274US6453525B1Double-bow shoe lace deviceFiled 2001·Granted Sep 24, 2002·19 cites·10 claims
- 1373US7657980B2Fastener for a laceLIU KUN-CHUNG·Filed 2007·Granted Feb 9, 2010·6 cites·8 claims
- 1473US6725571B2Shoe with ozonizerFiled 2002·Granted Apr 27, 2004·27 cites·7 claims
- 1572US6839944B1Shoelace fastenerLIU KUN-CHUNG·Filed 2003·Granted Jan 11, 2005·15 cites·9 claims
- 1672US6678970B2Welted shoeFiled 2002·Granted Jan 20, 2004·27 cites·7 claims
- 1771US6779281B1Shoe with lace tightening assemblyFiled 2003·Granted Aug 24, 2004·14 cites·17 claims
- 1871US6453524B1Shoe lace device that can be tightened to simulate a double-bow knotFiled 2001·Granted Sep 24, 2002·14 cites·10 claims
- 1970US6787079B2Method for making a multi-layer expanded shoe soleFiled 2002·Granted Sep 7, 2004·7 cites·2 claims
- 2068US6938307B2Shoelace fastenerFiled 2004·Granted Sep 6, 2005·10 cites·14 claims
- 2168US6796009B1Shoelace fastenerLIU KUN-CHUNG·Filed 2003·Granted Sep 28, 2004·13 cites·11 claims
- 2268US6776939B2Method for making an expanded shoe soleFiled 2002·Granted Aug 17, 2004·7 cites·3 claims
- 2368US6640466B1Easy-to-wear footwearFiled 2002·Granted Nov 4, 2003·11 cites·9 claims
- 2467US6571438B2Double-bow shoe lace deviceFiled 2001·Granted Jun 3, 2003·10 cites·5 claims
- 2567US6571437B2Double-bow shoe lace deviceFiled 2001·Granted Jun 3, 2003·12 cites·10 claims
- 2666US7052634B2Method for making a foam sheet having ventilation holesLIU KUN-CHUNG·Filed 2004·Granted May 30, 2006·6 cites·8 claims
- 2766US6782588B1Clamp device adapted for maintaining a tightened state of a stringFiled 2003·Granted Aug 31, 2004·9 cites·10 claims
- 2866US6612003B1Double-bow shoe lace deviceFiled 2002·Granted Sep 2, 2003·8 cites·6 claims
- 2966US6536086B2Double-bow shoe lace deviceFiled 2001·Granted Mar 25, 2003·11 cites·13 claims
- 3064US6238602B1Two-stage forming process for producing an expanded soleFiled 1999·Granted May 29, 2001·21 cites·10 claims
- 3163US6787089B2Method for making a shoeFiled 2002·Granted Sep 7, 2004·14 cites·4 claims
- 3263US6681460B2Double-bow shoe lace deviceFiled 2002·Granted Jan 27, 2004·6 cites·8 claims
- 3360US6658765B2Easy-to-wear footwearFiled 2002·Granted Dec 9, 2003·8 cites·12 claims
- 3460US6568048B2Shoe with a shoe lace device that can be tightened to simulate a double-bow knotFiled 2001·Granted May 27, 2003·8 cites·5 claims
- 3560US2010173124A1Exercise mat and method for manufacturing the sameLIU KUN-CHUNG·Filed 2009·Application pending·0 cites
- 3658US2015089752A1Method for producing seamless shoe upperLIU KUN-CHUNG·Filed 2014·Application pending·0 cites
- 3757US6675503B2Easy-to-wear footwearFiled 2002·Granted Jan 13, 2004·1 cites·7 claims
- 3857US6647644B2Welted shoeFiled 2002·Granted Nov 18, 2003·6 cites·5 claims
- 3956US6581256B2Double-bow shoe lace deviceFiled 2001·Granted Jun 24, 2003·6 cites·5 claims
- 4056US2010306977A1Lace AdjusterLIU KUN-CHUNG·Filed 2009·Application pending·0 cites
- 4153US2009193634A1Fastener for a shoelaceLIU KUN-CHUNG·Filed 2008·Application pending·0 cites
- 4251US2006065360A1Method for fixing a logo label to an upper of an article of footwearLIU KUN-CHUNG·Filed 2004·Application pending·0 cites
- 4347US2006076107A1Method for preparing a logo labelLIU KUN-CHUNG·Filed 2004·Application pending·0 cites
- 4446US2010313386A1Lace AdjusterLIU KUN-CHUNG·Filed 2009·Application pending·0 cites
- 4545US2010236033A1Lace adjusterLIU KUN-CHUNG·Filed 2009·Application pending·0 cites
- 4645US2005173821A1Method for making an outsole having a tread memberFiled 2004·Application pending·0 cites
- 4742US2003041478A1Shoe with shoe lace device that facilitates tightening and loosening of the shoeFiled 2001·Application pending·0 cites
- 4842US2003140522A1Footwear and a method for making the sameFiled 2002·Application pending·0 cites
- 4942US2003041475A1Shoe with an adjustable tightening deviceFiled 2001·Application pending·0 cites
- 5042US2003041477A1Shoe with shoe lace device that facilitates tightening and loosening of the shoeFiled 2001·Application pending·0 cites
Showing the top 50 of 53 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →