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Soramany Ka
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San Jose, CA, US
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Patents Grants
last 30 patents
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Patent Grant
TD detection with enhanced HDIs signal
Patent number
10,839,843
Issue date
Nov 17, 2020
SAE Magnetics (H.K.) Ltd.
Qinghua Zeng
G11 - INFORMATION STORAGE
Information
Patent Grant
High power ratio mode for TAMR drives
Patent number
10,679,653
Issue date
Jun 9, 2020
SAE Magnetics (H.K.) Ltd.
Qinghua Zeng
G11 - INFORMATION STORAGE
Information
Patent Grant
Touch down detection with HDI sensor DC mode
Patent number
8,976,481
Issue date
Mar 10, 2015
SAE Magnetics (HK) Ltd.
Qinghua Zeng
G11 - INFORMATION STORAGE
Information
Patent Grant
Measurement of spacing fluctuation
Patent number
8,717,702
Issue date
May 6, 2014
SAE Magnetics (HK) Lid.
Qinghua Zeng
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
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Patent Application
Measurement of Spacing Fluctuation by HDI Sensor
Publication number
20130250455
Publication date
Sep 26, 2013
HEADWAY TECHNOLOGIES, INC.
Qinghua Zeng
G11 - INFORMATION STORAGE