Inventor
CHANG SEOK-GYUN
KR18 patents
⚠️ This page may combine multiple inventors who share the name “CHANG SEOK-GYUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SAMSUNG SDI CO LTD
12 patentsUS7879484B2Feb 1, 2011
Cylindrical lithium ion secondary battery
SAMSUNG SDI CO LTD18 citations92
US7722983B2May 25, 2010
Lithium ion secondary battery
SAMSUNG SDI CO LTD9 citations81
US7709141B2May 4, 2010
Lithium ion secondary battery
SAMSUNG SDI CO LTD14 citations81
US7749642B2Jul 6, 2010
Lithium rechargeable battery with functional center pin
SAMSUNG SDI CO LTD10 citations80
US7534522B2May 19, 2009
Cylindrical lithium ion secondary battery having functional center pin
SAMSUNG SDI CO LTD5 citations73
US7785732B2Aug 31, 2010
Lithium rechargeable battery having functional center pin
SAMSUNG SDI CO LTD5 citations70
US7858218B2Dec 28, 2010
Cylindrical lithium ion secondary battery having functional center pin
SAMSUNG SDI CO LTD2 citations62
US7842414B2Nov 30, 2010
Lithium secondary battery
SAMSUNG SDI CO LTD6 citations59
US7470486B2Dec 30, 2008
Lithium secondary battery
SAMSUNG SDI CO LTD6 citations58
US8053101B2Nov 8, 2011
Lithium ion rechargeable battery
SAMSUNG SDI CO LTD1 citations51
US7879498B2Feb 1, 2011
Center pin and lithium ion secondary battery using the same
SAMSUNG SDI CO LTD1 citations51
US9722217B2Aug 1, 2017
Pouch type battery cell
SAMSUNG SDI CO LTD1 citations50
NESS CAPACITOR CO LTD
3 patentsUS6726732B2Apr 27, 2004
Electric energy storage device and method for manufacturing the same
NESS CAPACITOR CO LTD15 citations92
US6563694B2May 13, 2003
Electric energy storage device and method for manufacturing the same
NESS CAPACITOR CO LTD17 citations92
US6396682B1May 28, 2002
Electric energy storage device and method for manufacturing the same
NESS CAPACITOR CO LTD33 citations92