Inventor

Chang Seop Lee

Inventor
Ansan-si, KR

Overview

10→
Patents
1996–2019
Patent span
Physics
Primary field (CPC G)

Patents· 10 as inventor

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

G01Nprimary
G01NInvestigating or analysing materials by determining their chemical or physical properties21%
B60JWindows, windscreens, non-fixed roofs, doors, or similar devices for vehicles16%
G06FElectric digital data processing16%
B01LChemical or physical laboratory apparatus for general use11%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for5%
C25DProcesses for the electrolytic or electrophoretic production of coatings5%
F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges5%
F16FSprings5%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy5%
H04NPictorial communication, e.g. television5%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2008Based in Seongbuk-gu, KR· patent location history
2009Based in Seoul, KR· patent location history
2014–2018Patents assigned to NANOENTEK INC (3)· patent assignee history
2014Patents assigned to CHANG JUN KEUN (2)· patent assignee history
2014Patents assigned to CHUNG CHAN IL (2)· patent assignee history
2014Patents assigned to LEE CHANG SEOP (2)· patent assignee history
2014Patents assigned to LIM HYUN CHANG (2)· patent assignee history
2014–2018Based in Ansan-si, KR· patent location history
2018Based in Daegu, KR· patent location history
2019Based in Montreal, CA· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NANOENTEK INC32014–2018
CHANG JUN KEUN22014
CHUNG CHAN IL22014
LEE CHANG SEOPself22014
LIM HYUN CHANG22014
Locations
LocationPatentsSpan
Ansan-si, KR32014–2018
Montreal, CA12019
Daegu, KR12018
Seoul, KR12009
Seongbuk-gu, KR12008