Seongho Jeong

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Suwon-si, KR

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Patents Grantslast 30 patents

Information Patent Grant
Toner refill cartridge with pulverization member activated by elast...
- Patent number 11,294,303
- Issue date Apr 5, 2022
- Hewlett-Packard Development Company, L.P.
- Sungchul Ahn
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Detecting toner injection amount of toner refill cartridge
- Patent number 11,294,301
- Issue date Apr 5, 2022
- Hewlett-Packard Development Company, L.P.
- Sungchul Ahn
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Development cartridge for a printer
- Patent number D907698
- Issue date Jan 12, 2021
- Hewlett-Packard Development Company, L.P.
- Ji-Won Moon
- D18 - Printing and office machinery

Patents Applicationslast 30 patents

Information Patent Application
CONTROL OF DRIVE UNIT ACCORDING TO DETECTION OF AMOUNT OF TONER IN...
- Publication number 20240345518
- Publication date Oct 17, 2024
- Hewlett-Packard Development Company, L.P.
- Seongho Jeong
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER REFILL CARTRIDGE WITH PULVERIZATION MEMBER ACTIVATED BY ELAST...
- Publication number 20210318641
- Publication date Oct 14, 2021
- Hewlett-Packard Development Company, L.P.
- Sungchul Ahn
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DETECTING TONER INJECTION AMOUNT OF TONER REFILL CARTRIDGE
- Publication number 20210191290
- Publication date Jun 24, 2021
- Hewlett-Packard Development Company, L.P.
- Sungchul Ahn
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY