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Inventor

Janghyun Ryu

Inventor
Daejeon, KR

Overview

3→
Patents
2014–2021
Patent span
Chemistry
Primary field (CPC C)

Patents· 3 as inventor

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

C08Fprimary
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds18%
C08JWorking-up18%
C08LCompositions of macromolecular compounds18%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices18%
A47LDomestic washing or cleaning9%
C09DCoating compositions, e.g. paints, varnishes or lacquers9%
H05FStatic electricity9%
PatentTitleYear
10,925,454Vacuum cleaner20218,999,626'Polymer compound comprising dye and curable resin composition comprising same'20158,633,260'Polymer compound comprising dye and curable resin composition comprising same'2014

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2014–2015Patents assigned to KIM SUNHWA (2)· patent assignee history
2014–2015Patents assigned to LG CHEMICAL LTD (2)· patent assignee history
2014–2015Patents assigned to PARK JIYOUNG (2)· patent assignee history
2014–2015Patents assigned to RYU JANGHYUN (2)· patent assignee history
2014–2015Based in Daejeon, KR· patent location history
2021Patents assigned to LG ELECTRONICS INC (1)· patent assignee history
2021Based in Seoul, KR· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KIM SUNHWA22014–2015
LG CHEMICAL LTD22014–2015
PARK JIYOUNG22014–2015
RYU JANGHYUNself22014–2015
LG ELECTRONICS INC12021
Locations
LocationPatentsSpan
Daejeon, KR22014–2015
Seoul, KR12021