Yi Zheng

This inventor holds 74 USPTO granted patents and 9 published patent applications, primarily in Magnetic Write Heads (CPC class G11B). Top assignees: Hitachi Global Storage Technologies Netherlands B.v., Hgst Netherlands, B.v., Western Digital (Fremont), Inc.. Active years: 2006-2025.

USPTO Granted Patents = 74 (Patent Applications = 9)

% Patents Active = 29.7

Average Co-Inventor Count = 2.9

ph-index = 12

Forward Citations = 442(Granted Patents)

Forward Citations (Not Self Cited) = 415(Dec 10, 2025)

Inventors with similar research interests:

Company Filing History:

47 out of 2,636

Hitachi Global Storage Technologies Netherlands B.v.

patents

21 out of 987

Hgst Netherlands, B.v.

patents

3 out of 728

Western Digital (Fremont), Inc.

patents

4. 1 out of 1,228

Headway Technologies, Incorporated

patents

5. 1 out of 52

Hitachi Global Storage Technologies

patents

6. 1 out of 5,422

Western Digital Technologies, Inc.

patents

Years Active: 2006-2025

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Areas of Expertise:

Magnetic Write Head

Tunnel Magnetoresistance

High Data Rate

Asymmetric Gap

Fabrication Process

Perpendicular Magnetic Recording

Magnetic Shield

Track Width

Phase Shift Mask

Laminated Hard Mask

Magnetoresistive Sensor

Tapered Write Pole

74 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12411403 - Method of making a hard disk drive write pole using a tri-tone attenuated phase shift mask (2025-09-09),

2. 9396743 - Systems and methods for controlling soft bias thickness for tunnel magnetoresistance readers (2016-07-19),

3. 9349393 - Magnetic writer having an asymmetric gap and shields (2016-05-24),

4. 9183853 - Magnetic write head having a stacked coil architecture for high data rate performance (2015-11-10),

5. 9177588 - Recessed IRMN reader process (2015-11-03),

6. 9153255 - Method for fabricating a magnetic writer having an asymmetric gap and shields (2015-10-06),

7. 9099126 - System and method of forming spacer structures using ultra narrow magnetic head fabrication (2015-08-04),

8. 8984741 - Differentiated liftoff process for ultra-shallow mask defined narrow trackwidth magnetic sensor (2015-03-24),

9. 8889019 - Super shallow laminated hard mask stencil for magnetic read sensor fabrication (2014-11-18),

10. 8889018 - Method for manufacturing a magnetic write pole using a multi-layered hard mask structure (2014-11-18),

11. 8839504 - Method of fabricating a device having a sidegap (2014-09-23),

12. 8801944 - Method for manufacturing a magnetic write head using novel mask structure (2014-08-12),

13. 8796152 - Method for manufacturing a magnetoresistive sensor (2014-08-05),

14. 8780499 - Magnetic write head having a residual shield seed layer for reducing overwriting (2014-07-15),

15. 8730617 - Tapered leading and side shields for use in a perpendicular magnetic recording head (2014-05-20),

Title: The Innovative Journey of Yi Zheng

Introduction: Yi Zheng, a visionary inventor based in San Ramon, CA, has made significant contributions to the field of technology through his groundbreaking inventions and patents.

Latest Patents: Zheng's latest patents showcase his expertise in artificial intelligence and renewable energy technologies, positioning him as a pioneer in these rapidly evolving industries.

Career Highlights: With a career spanning over two decades, Yi Zheng has established himself as a leading figure in the tech world, having worked with renowned companies to bring his innovative ideas to life. His passion for pushing the boundaries of what is possible has led to the creation of cutting-edge solutions that have revolutionized the way we interact with technology.

Collaborations: Zheng's collaborative spirit has seen him partner with top researchers, engineers, and developers to bring his inventions to fruition. His ability to work seamlessly in multidisciplinary teams has been instrumental in the success of many of his projects.

Conclusion: In conclusion, Yi Zheng's relentless drive for innovation, coupled with his exceptional technical skills, has cemented his reputation as a trailblazer in the world of technology. His contributions continue to inspire the next generation of inventors and shape the future of technological advancements.