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Hiroshi KUMAGAI
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Brazing a stacked body with a screen
Patent number
12,121,998
Issue date
Oct 22, 2024
Mahle International GmbH
Masahiro Ariyama
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Tape reel and tape cartridge
Patent number
12,068,005
Issue date
Aug 20, 2024
Sony Group Corporation
Hiroshi Kumagai
G11 - INFORMATION STORAGE
Information
Patent Grant
Tape cartridge with reel lock release member having gradually decre...
Patent number
11,282,542
Issue date
Mar 22, 2022
Sony Corporation
Yuji Iwahashi
G11 - INFORMATION STORAGE
Information
Patent Grant
Tape cartridge including reel lock member
Patent number
11,217,278
Issue date
Jan 4, 2022
Sony Corporation
Yuji Iwahashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Magnetic tape cartridge
Patent number
9,704,530
Issue date
Jul 11, 2017
Sony Corporation
Hiroshi Kumagai
G11 - INFORMATION STORAGE
Information
Patent Grant
Image processor and method therefor
Patent number
9,269,218
Issue date
Feb 23, 2016
EPX CORPORATION
Hiroshi Kumagai
G07 - CHECKING-DEVICES
Information
Patent Grant
Process control system
Patent number
6,571,273
Issue date
May 27, 2003
Yokogawa Electric Corporation
Toshiaki Shirai
G05 - CONTROLLING REGULATING
Patents Applications
last 30 patents
Information
Patent Application
TAPE CARTRIDGE, TAPE REEL, AND METHOD OF PRODUCING REEL HUB
Publication number
20230249941
Publication date
Aug 10, 2023
SONY GROUP CORPORATION
Hiroshi KUMAGAI
G11 - INFORMATION STORAGE
Information
Patent Application
SCREEN TO BE USED DURING BRAZING OF HEAT EXCHANGER AND BRAZING METH...
Publication number
20230089422
Publication date
Mar 23, 2023
MAHLE International GmbH
Masahiro Ariyama
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
BRAZING SHEET, BRAZING METHOD, AND HEAT EXCHANGER MANUFACTURING METHOD
Publication number
20230080566
Publication date
Mar 16, 2023
MAHLE International GmbH
Masahiro Ariyama
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
TAPE REEL AND TAPE CARTRIDGE
Publication number
20220172743
Publication date
Jun 2, 2022
SONY GROUP CORPORATION
Hiroshi KUMAGAI
G11 - INFORMATION STORAGE
Information
Patent Application
TAPE CARTRIDGE
Publication number
20210312947
Publication date
Oct 7, 2021
SONY CORPORATION
Yuji IWAHASHI
G11 - INFORMATION STORAGE
Information
Patent Application
TAPE CARTRIDGE
Publication number
20210264945
Publication date
Aug 26, 2021
SONY CORPORATION
Yuji IWAHASHI
G11 - INFORMATION STORAGE
Information
Patent Application
MAGNETIC TAPE CARTRIDGE
Publication number
20150269965
Publication date
Sep 24, 2015
SONY CORPORATION
Hiroshi KUMAGAI
G11 - INFORMATION STORAGE
Information
Patent Application
IMAGE PROCESSOR AND METHOD THEREFOR
Publication number
20130303258
Publication date
Nov 14, 2013
Hiroshi KUMAGAI
G06 - COMPUTING CALCULATING COUNTING