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Fremont, CA, United States of America

Western Digital (fremont), Inc.

USPTO Granted Patents = 728

Forward Citations = 68,617

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478 inventors (with patents filed for the assignee):

Zhigang Bai (64 out of 137 patents)

Feng Q Liu (64 out of 70 patents)

Ming Jiang (52 out of 115 patents)

4. Yingjian Chen (52 out of 78 patents)

5. Qunwen Leng (47 out of 54 patents)

6. Ming Mao (44 out of 78 patents)

7. Jinqiu Zhang (42 out of 45 patents)

8. Yugang Wang (42 out of 50 patents)

9. Lei Wang (42 out of 96 patents)

10. Shaoping Li (40 out of 90 patents)

11. Kroum Stanimirov Stoev (37 out of 57 patents)

12. Hai Sun (35 out of 35 patents)

13. Kyusik Sin (35 out of 44 patents)

14. Tao Pan (33 out of 47 patents)

15. Hongxing Yuan (31 out of 32 patents)

Core Competencies:

Heat Assisted Magnetic Recording

Magnetic Recording Write Apparatus

Magnetic Reader

Near-Field Transducer

Magnetic Transducers

Dual Free Layer Magnetic Reader

Magneto-Elastic Anisotropy

Sub-Micron Alignment

High Throughput Attachment

Perpendicular Magnetic Recording

Multi-Sensor Array

Antiferromagnetically Coupled Shields

728 patents: Sort by Forward Citations

1. 10460751 - Stripe height lapping control structures for a multiple sensor array (2019-10-29),

2. 10381029 - Method and system for providing a HAMR writer including a multi-mode interference device (2019-08-13),

3. 10297276 - Systems and devices for acheiving high throughput attachment and sub-micron alignment of components (2019-05-21),

4. 10242700 - Magnetic reader having a nonmagnetic insertion layer for the pinning layer (2019-03-26),

5. 10121501 - Free layer magnetic reader that may have a reduced shield-to-shield spacing (2018-11-06),

6. 10121495 - Magnetic recording write apparatus having a stepped conformal trailing shield (2018-11-06),

7. 10115419 - Method for AFC shields for multiple sensor magnetic transducers and magnetic transducers having multiple sensors and AFC shields (2018-10-30),

8. 10115416 - Magnetic recording write apparatus having a pole having an aspect ratio greater than one and an auxiliary pole (2018-10-30),

9. 10106885 - Heat assisted magnetic recording head having near-field transducer with a sloped nose (2018-10-23),

10. 10074387 - Method and system for providing a read transducer having symmetric antiferromagnetically coupled shields (2018-09-11),

11. 10068601 - Free layer only magnetic reader that may have a reduced shield-to-shield spacing and a multilayer side bias (2018-09-04),

12. 10037773 - Heat assisted magnetic recording writer having integrated polarization rotation waveguides (2018-07-31),

13. 10037770 - Method for providing a magnetic recording write apparatus having a seamless pole (2018-07-31),

14. 10008222 - Stripe height lapping control structures for a multiple sensor array (2018-06-26),

15. 10008219 - Recording read heads with a multi-layer AFM layer methods and apparatuses (2018-06-26),

Western Digital (Fremont), Inc. is one of the leading data storage and solutions companies. They offer a wide range of products including hard drives, solid state drives, memory cards, and more. With a focus on innovation, reliability, and performance, they provide solutions for personal, professional, and enterprise use. Visit their website for more information and explore their products and services.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

728 Patents

#2 in Fremont, CA

#160 in California

#673 in US

#1,333 in the World

Fremont, CA, United States of America

Western Digital (fremont), Inc.

Forward Citations = 68,617

478 inventors:

Zhigang Bai (64 out of 137 patents)

Feng Q Liu (64 out of 70 patents)

Ming Jiang (52 out of 115 patents)

4. Yingjian Chen (52 out of 78 patents)

5. Qunwen Leng (47 out of 54 patents)

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