Inventor

Keewoung Choi

Inventor

Singapore, SG

Overview

2011–2021

Patent span

Electricity

Primary field (CPC H)

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

H01Lprimary

H01LSemiconductor devices25%

G06FElectric digital data processing13%

G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes13%

H10BElectronic memory devices13%

H10DInorganic electric semiconductor devices13%

H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1013%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1013%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2011Patents assigned to OUR TECH CO LTD (1)· patent assignee history

2011Based in Jeollabuk-do, KR· patent location history

2021Patents assigned to XIA TAI XIN SEMICONDUCTOR QING DAO LTD (2)· patent assignee history

2021Based in Singapore, SG· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
XIA TAI XIN SEMICONDUCTOR QING DAO LTD	2	2021
OUR TECH CO LTD	1	2011

Locations

Location	Patents	Span
Singapore, SG	2	2021
Jeollabuk-do, KR	1	2011