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Yoshihiko Ichikawa
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Gyeonggi-do, KR
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Patents Grants
last 30 patents
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Patent Grant
Cooling structure for regulation blade of developing device
Patent number
11,947,312
Issue date
Apr 2, 2024
Hewlett-Packard Development Company, L.P.
Minguk Go
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developing device with elastic film to block air input
Patent number
11,487,224
Issue date
Nov 1, 2022
Hewlett-Packard Development Company, L.P.
Mitsuru Oikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developing cartridge having a heat transfer blocking member
Patent number
11,372,346
Issue date
Jun 28, 2022
Hewlett-Packard Development Company, L.P.
Ho-Ryul Lee
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
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Patent Application
COOLING STRUCTURE FOR REGULATION BLADE OF DEVELOPING DEVICE
Publication number
20230393523
Publication date
Dec 7, 2023
Hewlett-Packard Development Company, L.P.
Minguk GO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPING CARTRIDGE HAVING A HEAT TRANSFER BLOCKING MEMBER
Publication number
20220075287
Publication date
Mar 10, 2022
Hewlett-Packard Development Company, L.P.
Ho-Ryul Lee
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPING DEVICE WITH ELASTIC FILM TO BLOCK AIR INPUT
Publication number
20220035273
Publication date
Feb 3, 2022
Hewlett-Packard Development Company, L.P.
Mitsuru Oikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY