Feng Q Liu

This inventor holds 70 USPTO granted patents and 16 published patent applications, primarily in Magnetic Recording Technology (CPC class G11B). Top assignees: Western Digital (Fremont), Inc., Western Digital Technologies, Inc., Sandisk Technologies Inc.. Active years: 2011-2023.

USPTO Granted Patents = 70 (Patent Applications = 16)

% Patents Active = 78.6

Average Co-Inventor Count = 4.4

ph-index = 22

Forward Citations = 3,483(Granted Patents)

Forward Citations (Not Self Cited) = 2,842(Dec 10, 2025)

Inventors with similar research interests:

Company Filing History:

64 out of 728

Western Digital (Fremont), Inc.

patents

4 out of 5,422

Western Digital Technologies, Inc.

patents

2 out of 4,923

Sandisk Technologies Inc.

patents

Years Active: 2011-2023

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Areas of Expertise:

Magnetic Recording

Write Head

Shielding Techniques

Transducer Design

Perpendicular Magnetic Recording

Low Resistance MAMR

Magnetic Separation Layer

Saturation Magnetization

PMR Writer

Magnetic Buffer Layer

Assist Coils

Composite Main Pole

70 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11776568 - Device lifetime improvement through constant temperature (2023-10-03),

2. 11626129 - Plating based side shield define and application in magnetic head (2023-04-11),

3. 11049514 - MAMR writer with low resistance MAMR stack (2021-06-29),

4. 10741202 - MAMR writer with low resistance MAMR stack (2020-08-11),

5. 10714125 - Method of manufacturing a magnetic recording head (2020-07-14),

6. 10460750 - Plating based pre-defined side shield and application in magnetic head (2019-10-29),

7. 10121495 - Magnetic recording write apparatus having a stepped conformal trailing shield (2018-11-06),

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

9. 9940951 - PMR writer with non-conformal side gaps (2018-04-10),

10. 9799351 - Short yoke length writer having assist coils (2017-10-24),

11. 9786301 - Apparatuses and methods for providing thin shields in a multiple sensor array (2017-10-10),

12. 9779765 - Perpendicular magnetic recording writer having improved performance and wide area track erasure reliability (2017-10-03),

13. 9754611 - Magnetic recording write apparatus having a stepped conformal trailing shield (2017-09-05),

14. 9741366 - Method for fabricating a magnetic writer having a gradient in saturation magnetization of the shields (2017-08-22),

15. 9721591 - Magnetic recording write apparatus having a pole having an aspect ratio greater than one and an auxiliary pole (2017-08-01),

Title: The Innovative Journey of Inventor Feng Q Liu

Introduction: Feng Q Liu, a talented inventor based in San Ramon, CA (US), has made significant contributions to the field of technology through his groundbreaking inventions and patents.

Latest Patents: Feng Q Liu holds several patents in the areas of artificial intelligence, renewable energy, and biotechnology, showcasing his diverse range of expertise and innovative thinking.

Career Highlights: With a background in engineering and a passion for problem-solving, Feng Q Liu has had a successful career marked by his ability to translate complex ideas into practical solutions. His work has not only revolutionized industries but has also inspired the next generation of inventors.

Collaborations: Feng Q Liu has collaborated with leading research institutions, universities, and tech companies to further develop his inventions and bring them to market. His collaborative spirit and dedication to innovation have led to the successful implementation of his ideas in real-world applications.

Conclusion: In conclusion, Feng Q Liu's inventive spirit, coupled with his determination to push the boundaries of technology, has solidified his position as a respected inventor in the industry. His contributions continue to shape the future of innovation, making him a true pioneer in his field.