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Inventor

Dong Eun Cha

Inventor
Hwaseong-si, KR

Overview

4→
Patents
2020–2021
Patent span
Performing operations
Primary field (CPC B)

Patents· 4 as inventor

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

A45Cprimary
A45CPurses7%
A47BTables7%
B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material7%
B60BVehicle wheels7%
B60DVehicle connections7%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles7%
B60NSeats specially adapted for vehicles7%
B62DMotor vehicles7%
C21DModifying the physical structure of ferrous metals7%
G05DSystems for controlling or regulating non-electric variables7%
PatentTitleYear
11,110,841Retractable table202111,078,551Three-dimensional cooling type hot-stamping method and system and vehicle structural member manufactured by the same202111,052,713Mobility connection system202110,651,882Case for electronic device2020

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2020Patents assigned to SAMSUNG ELECTRONICS CO LTD (1)· patent assignee history
2020–2021Based in Hwaseong-si, KR· patent location history
2021Patents assigned to HYUNDAI MOTOR CO LTD (3)· patent assignee history
2021Patents assigned to KIA MOTORS CORP (3)· patent assignee history
2021Patents assigned to KIA CORP (2)· patent assignee history
2021Patents assigned to SUNGWOO HITECH CO LTD (1)· patent assignee history
2021Based in Seongnam-si, KR· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HYUNDAI MOTOR CO LTD32021
KIA MOTORS CORP32021
KIA CORP22021
SAMSUNG ELECTRONICS CO LTD12020
SUNGWOO HITECH CO LTD12021
Locations
LocationPatentsSpan
Hwaseong-si, KR32020–2021
Seongnam-si, KR12021