Inventor

Jeong Hwan Koh

Inventor

Daejeon, KR

Overview

6→

Patents

2002–2020

Patent span

Chemistry

Primary field (CPC C)

Patents· 6 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H01Mprimary

H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy29%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution29%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium14%

C12PFermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture14%

C07CAcyclic or carbocyclic compounds7%

Y02TClimate change mitigation technologies related to transportation7%

PatentTitleYear

10,797,347Electrolyte comprising phthalate phosphine-based anions, additive for secondary battery comprising same, and secondary battery comprising same2020 10,490,852Additive for electrochemical element, electrolyte comprising same, electrode, and electrochemical element2019 8,535,833'Non-aqueous electrolyte solution for lithium secondary battery and lithium secondary battery comprising the same'2013 8,349,502'Additive for non-aqueous electrolyte and secondary battery using the same'2013 6,753,443'Preparing method of chiral ester'2004 6,475,773'Method for preparing chiral esters'2002

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002–2004Patents assigned to SAMSUNG FINE CHEMICALS CO LTD (2)· patent assignee history

2002–2004Patents assigned to UNIV POHANG (2)· patent assignee history

2002Based in Kyungki-do, KR· patent location history

2004Based in Pohang-si, KR· patent location history

2013–2020Patents assigned to LG CHEMICAL LTD (4)· patent assignee history

2013Patents assigned to AHN JEONG AE (1)· patent assignee history

2013Patents assigned to CHO JEONG-JU (1)· patent assignee history

2013–2020Based in Daejeon, KR· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
LG CHEMICAL LTD	4	2013–2020
SAMSUNG FINE CHEMICALS CO LTD	2	2002–2004
UNIV POHANG	2	2002–2004
AHN JEONG AE	1	2013
CHO JEONG-JU	1	2013

Locations

Location	Patents	Span
Daejeon, KR	4	2013–2020
Pohang-si, KR	1	2004
Kyungki-do, KR	1	2002