Ruan; Huanxiang

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ruan; Huanxiang.The latest application filed is for "data storage device modifying write operation when a laser mode hop is detected".

Company Profile

1.11.2

Ruan; Huanxiang - Irvine CA
- Irvine CA US

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Data storage device modifying write operation when a laser mode hop is detected Grant 9,972,344 - Ruan , et al. May 15, 2	2018-05-15
Data Storage Device Modifying Write Operation When A Laser Mode Hop Is Detected App 20170323657 - RUAN; HUANXIANG ; et al.	2017-11-09
Data storage device modifying write operation when a laser mode hop is detected Grant 9,747,928 - Ruan , et al. August 29, 2	2017-08-29
Per wedge preheat DFH to improve data storage device performance Grant 9,230,585 - Ruan January 5, 2	2016-01-05
Data storage device calibrating fly height actuator based on laser power for heat assisted magnetic recording Grant 9,123,370 - Ruan , et al. September 1, 2	2015-09-01
Data storage device calibrating fly height actuator based on laser power for heat assisted magnetic recording Grant 8,976,633 - Ruan , et al. March 10, 2	2015-03-10
Disk drive calibrating fly height actuator and laser power for heat assisted magnetic recording Grant 08922929 -	2014-12-30
Disk drive calibrating fly height actuator and laser power for heat assisted magnetic recording Grant 8,922,929 - Ruan , et al. December 30, 2	2014-12-30
Disk drive calibrating dynamic fly height write profile for fly height actuator Grant 8,902,718 - Ruan , et al. December 2, 2	2014-12-02
Disk Drive Calibrating Dynamic Fly Height Write Profile For Fly Height Actuator App 20140347965 - RUAN; HUANXIANG ; et al.	2014-11-27
Disk drive calibrating fly height during startup by reading spacing pattern in servo sectors Grant 8,773,807 - Chia , et al. July 8, 2	2014-07-08
Disk drive estimating reader/writer gap across servo zones Grant 8,576,506 - Wang , et al. November 5, 2	2013-11-05

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