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Inventor

Yun-kyu Sim

Inventor
Suwon-si, KR

Overview

12→
Patents
2011–2021
Patent span
Physics
Primary field (CPC G)

Patents· 12 as inventor

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

G03Gprimary
G03GElectrography63%
G06FElectric digital data processing6%
G08BSignalling systems, e.g. personal calling systems6%
H04LTransmission of digital information, e.g. telegraphic communication6%
H04WWireless communication networks6%
LOC166%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%
PatentTitleYear
11,050,827Method and device for identifying suspicious object movements based on historical received signal strength indication information associated with internet-of-things devices202110,466,621Developing cartridge and electrophotographic image forming apparatus employing same20199,465,357'Cartridge and electrophotographic image forming apparatus using the same'20169,429,902'Developing cartridge and image forming apparatus employing the same'20169,323,213'Cartridge and electrophotographic image forming apparatus using the same'20169,020,404'Developing unit containing multiple supply rollers and image forming apparatus using the same'20158,923,736'Developing unit and image forming apparatus employing the same'20148,670,690'Process cartridge and image forming apparatus having the same'2014D0693399'Developing device for a printer'20138,583,013'Developing unit and image forming apparatus having the same'20138,073,366'Developing unit and image forming apparatus having the same'20117,873,305'Developing unit and image forming apparatus having the same'2011

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2011–2016Patents assigned to SAMSUNG ELECTRONICS CO LTD (10)· patent assignee history
2011–2015Patents assigned to SIM YUN-KYU (5)· patent assignee history
2011–2013Patents assigned to LEE HYUN-CHEOL (2)· patent assignee history
2011–2019Based in Suwon-si, KR· patent location history
2013Based in Kyungki-do, KR· patent location history
2014–2015Patents assigned to KIM JIN-HONG (2)· patent assignee history
2014–2015Patents assigned to LEE YOUNG-SU (2)· patent assignee history
2016Based in Seoul, KR· patent location history
2021Based in Butterworth, MY· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SAMSUNG ELECTRONICS CO LTD102011–2016
SIM YUN-KYUself52011–2015
KIM JIN-HONG22014–2015
LEE HYUN-CHEOL22011–2013
LEE YOUNG-SU22014–2015
Locations
LocationPatentsSpan
Suwon-si, KR72011–2019
Seoul, KR32016
Butterworth, MY12021
Kyungki-do, KR12013