Inventor
CHENG KUO-KUANG
TW18 patents
⚠️ This page may combine multiple inventors who share the name “CHENG KUO-KUANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SAN FANG CHEMICAL IND CO LTD
14 patentsUS12529185B2Jan 20, 2026
Artificial leather and method for producing the same
SAN FANG CHEMICAL IND CO LTD0 citations61
US12434454B2Oct 7, 2025
Waterproof and moisture-permeable composite material
SAN FANG CHEMICAL IND CO LTD0 citations58
US12091816B2Sep 17, 2024
Artificial leather structure and method for manufacturing the same
SAN FANG CHEMICAL IND CO LTD0 citations58
US11987027B2May 21, 2024
Recycled thermoplastic polyurethane mixed leather and manufacturing method thereof
SAN FANG CHEMICAL IND CO LTD0 citations58
US11975243B2May 7, 2024
TPU ball structure and manufacturing method thereof
SAN FANG CHEMICAL IND CO LTD0 citations57
US11505895B2Nov 22, 2022
Artificial leather
SAN FANG CHEMICAL IND CO LTD0 citations57
US10968564B2Apr 6, 2021
Artificial leather and manufacturing method thereof
SAN FANG CHEMICAL IND CO LTD0 citations57
US11912837B2Feb 27, 2024
Thin film, manufacturing method and uses thereof
SAN FANG CHEMICAL IND CO LTD0 citations56
US12489379B2Dec 2, 2025
Self-driven power generation module and manufacturing method thereof
SAN FANG CHEMICAL IND CO LTD0 citations53
US11991823B2May 21, 2024
Conductive film and manufacturing method thereof
SAN FANG CHEMICAL IND CO LTD0 citations53
US12472730B2Nov 18, 2025
Artificial leather having visual penetration and manufacturing method thereof
SAN FANG CHEMICAL IND CO LTD0 citations50
US11654661B2May 23, 2023
Composite thermoplastic film and the manufacturing method thereof
SAN FANG CHEMICAL IND CO LTD0 citations47
US11555271B2Jan 17, 2023
Artificial leather and method for producing the same
SAN FANG CHEMICAL IND CO LTD0 citations46
US11555090B2Jan 17, 2023
Thermoplastic polyurethane fiber and method for producing the same
SAN FANG CHEMICAL IND CO LTD0 citations45
SAN FANG CHEMICAL INDUSTRY CO
3 patentsUS7025915B2Apr 11, 2006
Method for producing ultrafine fiber and artificial leather
SAN FANG CHEMICAL INDUSTRY CO32 citations89
US6737004B2May 18, 2004
Process of making splittable microfiber substrate
SAN FANG CHEMICAL INDUSTRY CO8 citations72
US7494697B2Feb 24, 2009
Substrate of artificial leather including ultrafine fibers and methods for making the same
SAN FANG CHEMICAL INDUSTRY CO3 citations54