Inventor

Woo Hyun Cho

Inventor

Seoul, KR

Overview

2000–2019

Patent span

Mechanical engineering

Primary field (CPC F)

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

F21Sprimary

F21SNon-portable lighting devices27%

F21VFunctional features or details of lighting devices or systems thereof20%

B01FMixing, e.g. dissolving, emulsifying or dispersing13%

C22BProduction and refining of metals13%

C22CAlloys13%

E04BGeneral building constructions7%

LOC237%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2000–2008Patents assigned to ILSUNG MOOLSAN CO LTD (2)· patent assignee history

2000–2019Based in Seoul, KR· patent location history

2003Based in Hong Kong, CN· patent location history

2014–2019Patents assigned to ILSUNG CO LTD (2)· patent assignee history

2014–2016Patents assigned to WISCONSIN ALUMNI RES FOUND (2)· patent assignee history

2014Patents assigned to ALBA-BAENA NOE GAUDENCIO (1)· patent assignee history

2014Based in Madison, WI, US· patent location history

2016Based in Seongnam-si, KR· patent location history

2019Patents assigned to CHO WOO HYUN (1)· patent assignee history

Assignee and location history derived from the patent record.

Assignees

Locations