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Inventor

Jee Soo Kwak

Inventor
Yongin-si, KR

Overview

3→
Patents
2020–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 3 as inventor

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

B01Dprimary
B01DSeparation14%
B23KSoldering or unsoldering14%
C01BNon-metallic elements14%
F04BPositive-displacement machines for liquids14%
H01LSemiconductor devices14%
H05KPrinted circuits14%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1014%
PatentTitleYear
11,130,093Oxygen supplying apparatus202111,035,358Variable displacement reciprocating piston unit generating piston stroke speed and piston stroke length signal202110,661,394Metal core solder ball and heat dissipation structure for semiconductor device using the same2020

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2020Patents assigned to DUKSAN HI METAL CO LTD (1)· patent assignee history
2020Based in Ulsan, KR· patent location history
2021Patents assigned to HANON SYSTEMS (1)· patent assignee history
2021Patents assigned to OXUS CO LTD (1)· patent assignee history
2021Patents assigned to TE CONNECTIVITY GERMANY GMBH (1)· patent assignee history
2021Based in Yongin-si, KR· patent location history
2021Based in Daejeon, KR· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DUKSAN HI METAL CO LTD12020
HANON SYSTEMS12021
OXUS CO LTD12021
TE CONNECTIVITY GERMANY GMBH12021
Locations
LocationPatentsSpan
Yongin-si, KR12021
Daejeon, KR12021
Ulsan, KR12020