Inventor

Jihyun Choi

Inventor

Seoul, KR

Overview

2004–2019

Patent span

General tagging of new technological developments

Primary field (CPC Y)

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

G06Fprimary

G06FElectric digital data processing18%

Y02ATechnologies for adaptation to climate change12%

A61KPreparations for medical, dental or toiletry purposes6%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations6%

C02FTreatment of water, waste water, sewage, or sludge6%

C05FOrganic fertilisers not covered by subclasses c05b, c05c, e.g. fertilisers from waste or refuse6%

C07DHeterocyclic compounds6%

G11CStatic stores6%

H01QAntennas, i.e. radio aerials6%

H04MTelephonic communication6%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2004Patents assigned to ENVIRONMENTAL VISION 21 LTD (1)· patent assignee history

2004Based in Taejon, KR· patent location history

2015Based in Goyang-si, KR· patent location history

2017Patents assigned to LG ELECTRONICS INC (1)· patent assignee history

2017Based in Seoul, KR· patent location history

2018Based in Daegu, KR· patent location history

2019Patents assigned to AAC ACOUSTIC TECH SHENZHEN CO LTD (1)· patent assignee history

2019Patents assigned to CHOI JIHYUN (1)· patent assignee history

2019Patents assigned to KIM JUNGMIN (1)· patent assignee history

2019Based in Shenzhen, CN· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
AAC ACOUSTIC TECH SHENZHEN CO LTD	1	2019
CHOI JIHYUNself	1	2019
ENVIRONMENTAL VISION 21 LTD	1	2004
KIM JUNGMIN	1	2019
LG ELECTRONICS INC	1	2017

Locations