Inventor

Ho-Jin Jang

Inventor

Suwon-si, KR

Overview

1998–2020

Patent span

Physics

Primary field (CPC G)

Patents· 28 as inventor

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

G03Gprimary

G03GElectrography54%

LOC1629%

LOC1811%

G11BInformation storage based on relative movement between record carrier and transducer4%

LOC154%

PatentTitleYear

10,558,144Developing cartridge, developing apparatus and image forming apparatus having the same2020 10,466,621Developing cartridge and electrophotographic image forming apparatus employing same2019 10,139,750Developing cartridge, developing apparatus and image forming apparatus having the same2018 D0833520Cartridge2018 D0833519Cartridge2018 D0832340Cartridge2018 9,746,801'Cartridges and electrophotographic image forming apparatus using the same'2017 D0786344'Cartridge for printer'2017 D0774592'Cartridge for printer'2016 9,465,350'Toner cartridge and electrophotographic image forming apparatus using the same'2016 9,465,357'Cartridge and electrophotographic image forming apparatus using the same'2016 D0765164'Printer developer'2016 D0755888'Toner cartridge'2016 D0755283'Toner cartridge'2016 9,323,213'Cartridge and electrophotographic image forming apparatus using the same'2016 D0754248'Toner cartridge'2016 D0754247'Toner cartridge'2016 9,256,198'Electrophotographic image forming apparatus and development cartridge'2016 9,235,188'Cartridge and electrophotographic image forming apparatus using the same'2016 9,182,739'Electrophotographic image forming apparatus'2015 9,104,169'Electrophotographic image forming apparatus'2015 D0728014'Cartridge for printer'2015 8,837,986'Developing device of image forming apparatus'2014 8,781,361'Image forming apparatus'2014 8,670,690'Process cartridge and image forming apparatus having the same'2014 8,055,150'Image forming apparatus and frame unit thereof including a particle management device'2011 D0597593'Developing device for color laser printer'2009 5,833,162'Reel table driving device for a video cassette recorder'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998Based in Seoul, KR· patent location history

2009–2017Patents assigned to SAMSUNG ELECTRONICS CO LTD (20)· patent assignee history

2009–2011Based in Incheon, KR· patent location history

2014Patents assigned to JANG HO JIN (2)· patent assignee history

2014Patents assigned to MOON JI WON (2)· patent assignee history

2014Patents assigned to BAE HYUN-WOOK (1)· patent assignee history

2014–2020Based in Suwon-si, KR· patent location history

2017–2020Patents assigned to S PRINTING SOLUTION CO LTD (7)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SAMSUNG ELECTRONICS CO LTD	20	2009–2017
S PRINTING SOLUTION CO LTD	7	2017–2020
JANG HO JINself	2	2014
MOON JI WON	2	2014
BAE HYUN-WOOK	1	2014

Locations

Location	Patents	Span
Suwon-si, KR	25	2014–2020
Incheon, KR	2	2009–2011
Seoul, KR	1	1998