Inventor
CHOU JUI-CHANG
TW41 patents
⚠️ This page may combine multiple inventors who share the name “CHOU JUI-CHANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CHANG CHUN PETROCHEMICAL CO LTD
36 patentsUS9711799B1Jul 18, 2017
Copper foil having uniform thickness and methods for manufacturing the copper foil
CHANG CHUN PETROCHEMICAL CO LTD23 citations94
US10772199B2Sep 8, 2020
Low transmission loss copper foil and methods for manufacturing the copper foil
CHANG CHUN PETROCHEMICAL CO LTD5 citations84
US10622637B1Apr 14, 2020
Copper foil with excellent adhesion
CHANG CHUN PETROCHEMICAL CO LTD6 citations83
US10424793B2Sep 24, 2019
Electrodeposited copper foil and method for producing the same, and current collector for lithium secondary battery and secondary battery comprising the electrodeposited copper foil
CHANG CHUN PETROCHEMICAL CO LTD8 citations83
US10205170B1Feb 12, 2019
Copper foil for current collector of lithium secondary battery
CHANG CHUN PETROCHEMICAL CO LTD10 citations83
US10975487B1Apr 13, 2021
Electrolytic copper foil and electrode and copper-clad laminate comprising the same
CHANG CHUN PETROCHEMICAL CO LTD4 citations72
US10826052B1Nov 3, 2020
Electrolytic copper foil and electrode and lithium ion cell comprising the same
CHANG CHUN PETROCHEMICAL CO LTD4 citations72
US10781523B1Sep 22, 2020
Electrolytic copper foil and electrode and lithium-ion battery comprising the same
CHANG CHUN PETROCHEMICAL CO LTD2 citations72
US10697082B1Jun 30, 2020
Surface-treated copper foil
CHANG CHUN PETROCHEMICAL CO LTD5 citations72
US10581081B1Mar 3, 2020
Copper foil for negative electrode current collector of lithium ion secondary battery
CHANG CHUN PETROCHEMICAL CO LTD1 citations72
US11050050B1Jun 29, 2021
Electrolytic copper foil and electrode and lithium-ion cell comprising the same
CHANG CHUN PETROCHEMICAL CO LTD6 citations70
US12211990B2Jan 28, 2025
Electrolytic copper foil and electrode and lithium-ion cell comprising the same
CHANG CHUN PETROCHEMICAL CO LTD0 citations62
US12170375B2Dec 17, 2024
Copper foil having excellent heat resistance property
CHANG CHUN PETROCHEMICAL CO LTD0 citations62
US12060647B2Aug 13, 2024
Surface-treated copper foil and copper clad laminate
CHANG CHUN PETROCHEMICAL CO LTD0 citations62
US11962014B2Apr 16, 2024
Copper foil for current collector of lithium secondary battery
CHANG CHUN PETROCHEMICAL CO LTD0 citations62
US11540389B1Dec 27, 2022
Surface-treated copper foil and copper clad laminate
CHANG CHUN PETROCHEMICAL CO LTD0 citations62
US11492718B1Nov 8, 2022
Electrodeposited copper foil and copper clad laminate
CHANG CHUN PETROCHEMICAL CO LTD0 citations62
US11365486B2Jun 21, 2022
Electrolytic copper foil, electrode comprising the same, and lithium ion battery comprising the same
CHANG CHUN PETROCHEMICAL CO LTD0 citations62
US11362337B2Jun 14, 2022
Electrodeposited copper foil and electrode, and lithium-ion secondary battery comprising the same
CHANG CHUN PETROCHEMICAL CO LTD0 citations62
US11145867B2Oct 12, 2021
Surface treated copper foil
CHANG CHUN PETROCHEMICAL CO LTD0 citations62
US10991948B1Apr 27, 2021
Surface-treated copper foil for lithium-ion secondary batteries
CHANG CHUN PETROCHEMICAL CO LTD1 citations62
US10923730B2Feb 16, 2021
Electrodeposited copper foil with anti-burr property
CHANG CHUN PETROCHEMICAL CO LTD0 citations62
US12168834B2Dec 17, 2024
Surface-treated copper foil and copper clad laminate
CHANG CHUN PETROCHEMICAL CO LTD0 citations61
US11283080B2Mar 22, 2022
Electrodeposited copper foil, current collector, electrode, and lithium ion secondary battery comprising the same
CHANG CHUN PETROCHEMICAL CO LTD0 citations60
US11519092B1Dec 6, 2022
Surface-treated copper foil and copper clad laminate
CHANG CHUN PETROCHEMICAL CO LTD0 citations59
US11603279B2Mar 14, 2023
Package structure of roll-shaped thin film and packaging method thereof
CHANG CHUN PETROCHEMICAL CO LTD0 citations56
US11962015B2Apr 16, 2024
Electrolytic copper foil and electrode and lithium-ion cell comprising the same
CHANG CHUN PETROCHEMICAL CO LTD0 citations53
US10337115B1Jul 2, 2019
Surface treated copper foil for high speed printed circuit board products including the copper foil and methods of making
CHANG CHUN PETROCHEMICAL CO LTD0 citations52
US9955588B1Apr 24, 2018
Multilayer carrier foil
CHANG CHUN PETROCHEMICAL CO LTD0 citations52
US10787751B2Sep 29, 2020
Electrolytic copper foil with low profile
CHANG CHUN PETROCHEMICAL CO LTD0 citations51
US10765010B2Sep 1, 2020
Electrolytic copper foil for printed circuit board with low transmission loss
CHANG CHUN PETROCHEMICAL CO LTD0 citations51
US10665865B2May 26, 2020
Copper foil for current collector of lithium secondary battery and negative electrode including the same
CHANG CHUN PETROCHEMICAL CO LTD0 citations51
US10619262B1Apr 14, 2020
Electrodeposited copper foil
CHANG CHUN PETROCHEMICAL CO LTD0 citations51
US9562298B2Feb 7, 2017
Electrodeposited copper foil
CHANG CHUN PETROCHEMICAL CO LTD0 citations48
US10697077B1Jun 30, 2020
Electrolytic copper foil
CHANG CHUN PETROCHEMICAL CO LTD0 citations42
US10057984B1Aug 21, 2018
Composite thin copper foil and carrier
CHANG CHUN PETROCHEMICAL CO LTD0 citations39
CHANG CHUN PETROCHEMICAL CO
3 patentsUS9397343B1Jul 19, 2016
Copper foil exhibiting anti-swelling properties
CHANG CHUN PETROCHEMICAL CO10 citations81
US9388371B2Jul 12, 2016
Electrolytic copper foil, cleaning fluid composition and method for cleaning copper foil
CHANG CHUN PETROCHEMICAL CO0 citations47
US9209485B2Dec 8, 2015
Electrolytic copper foil
CHANG CHUN PETROCHEMICAL CO1 citations44