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Chengdu, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Method and apparatus for peak shifting adjustment
Patent number
8,987,936
Issue date
Mar 24, 2015
Huawei Digital Technologies (Cheng Du) Co. Limited
Yumin Du
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Method and apparatus for backing up storage system data
Patent number
8,504,786
Issue date
Aug 6, 2013
Huawei Technologies Co., Ltd.
Yumin Du
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Backplane and communication apparatus
Patent number
8,254,143
Issue date
Aug 28, 2012
Chengdu Huawei Symantec Technologies Co., Ltd.
Yumin Du
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Hot pluggable fan system and connection apparatus
Patent number
7,639,496
Issue date
Dec 29, 2009
Huawei Technologies Co., Ltd.
Xianhong Lv
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
STORAGE SYSTEM AND DATA TRANSMISSION METHOD
Publication number
20120297100
Publication date
Nov 22, 2012
Huawei Technologies Co., Ltd
Yumin DU
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method and Apparatus for Peak Shifting Adjustment
Publication number
20120032508
Publication date
Feb 9, 2012
CHENGDU HUAWEI SYMANTEC TECHNOLOGIES CO., LTD.
Yumin Du
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Application
METHOD AND APPARATUS FOR CONTROLLING STATE OF STORAGE DEVICE AND ST...
Publication number
20110320712
Publication date
Dec 29, 2011
CHENGDU HUAWEI SYMANTEC TECHNOLOGIES CO., LTD.
Mingjun XU
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD AND APPARATUS FOR BACKING UP STORAGE SYSTEM DATA
Publication number
20090282204
Publication date
Nov 12, 2009
Yumin Du
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
BACKPLANE AND COMMUNICATION APPARATUS
Publication number
20090182922
Publication date
Jul 16, 2009
Huawei Technologies Co. Ltd.
Yumin Du
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
HOT PLUGGABLE FAN SYSTEM AND CONNECTION APPARATUS
Publication number
20090180252
Publication date
Jul 16, 2009
Huawei Technologies Co., Ltd
Xianhong LV
G06 - COMPUTING CALCULATING COUNTING