Kezhao Zhang

This inventor holds 5 USPTO granted patents and 1 published patent application. Top assignees: Hitachi Global Storage Technologies Netherlands B.v., Hgst Netherlands, B.v., Maxtor Corporation. Active years: 2007-2013.

USPTO Granted Patents = 5 (Patent Applications = 1)

% Patents Active = 20.0

Average Co-Inventor Count = 4.8

ph-index = 2

Forward Citations = 53(Granted Patents)

Company Filing History:

3 out of 2,636

Hitachi Global Storage Technologies Netherlands B.v.

patents

1 out of 987

Hgst Netherlands, B.v.

Years Active: 2007-2013

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5 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8395857 - Simulating discrete track media with continuous media for head evaluation (2013-03-12),

2. 8174783 - Testing magnetic disk performance with a single slider simulating sliders of various disk drive systems (2012-05-08),

3. 8102613 - System, method and apparatus for determining track pitch in a hard disk drive to satisfy the requirements of both off-track capacity and adjacent track erasure (2012-01-24),

4. 7969675 - Determination of the quality of an erase process for perpendicular magnetic recording disks (2011-06-28),

5. 7170700 - Method of determining side track erasure in a disk drive (2007-01-30),

I specialize in innovations, inventions, inventors, patent attorneys, assignees, and patents only.

Profile summary based on public USPTO records.

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1 patent pending:

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