Seungchan Park

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Gyeonggi-do, KR

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Patents Grantslast 30 patents

Information Patent Grant
Toner cartridge
- Patent number D1075907
- Issue date May 20, 2025
- Hewlett-Packard Development Company, L.P.
- Youngkwang Shin
- D18 - Printing and office machinery
Information Patent Grant
Developing device with magnetic member having plurality of magnetic...
- Patent number 12,001,156
- Issue date Jun 4, 2024
- Hewlett-Packard Development Company, L.P.
- Seungchan Park
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner cartridge having coupler cover movable interconnected with sh...
- Patent number 11,693,333
- Issue date Jul 4, 2023
- Hewlett-Packard Development Company, L.P.
- Jinhong Kim
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner cartridge movable to detachment direction by reverse rotation...
- Patent number 11,353,807
- Issue date Jun 7, 2022
- Hewlett-Packard Development Company, L.P.
- Seungchan Park
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
ROTATIONAL FORCE TRANSMISSION STRUCTURE
- Publication number 20250181023
- Publication date Jun 5, 2025
- Hewlett-Packard Development Company, L.P.
- Seungchan Park
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE WITH MAGNETIC MEMBER HAVING PLURALITY OF MAGNETIC...
- Publication number 20240027938
- Publication date Jan 25, 2024
- Hewlett-Packard Development Company, L.P.
- Seungchan PARK
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER CARTRIDGE HAVING FRONT COVER
- Publication number 20230273546
- Publication date Aug 31, 2023
- Hewlett-Packard Development Company, L.P.
- Youngkwang SHIN
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER CARTRIDGE HAVING COUPLER COVER MOVABLE INTERCONNECTED WITH SH...
- Publication number 20220342348
- Publication date Oct 27, 2022
- Hewlett-Packard Development Company, L.P.
- Jinhong Kim
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER CARTRIDGE MOVABLE TO DETACHMENT DIRECTION BY REVERSE ROTATION...
- Publication number 20220043369
- Publication date Feb 10, 2022
- Hewlett-Packard Development Company, L.P.
- Seungchan Park
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY