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For the Inventor, By the Inventor

San Jose, CA, United States of America

Jian Zhu

This inventor holds 37 USPTO granted patents and 5 published patent applications and 6 EPO patents, primarily in Spintronics Devices. Top assignees: Taiwan Semiconductor Manufacturing Comp. Ltd., Headway Technologies, Incorporated, Hgst Netherlands, B.v.. Active years: 2015-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Jian Zhu. Retrieved from https://idiyas.com/inventor/jian-zhu

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 37 

% Patents Active = 94.6

 

Average Co-Inventor Count = 5.8

ph-index = 6

Forward Citations = 131(Granted Patents)


Company Filing History:

goldMedal29 out of 42,810 
 
Taiwan Semiconductor Manufacturing Comp. Ltd.
 patents
silverMedal7 out of 1,230 
 
Headway Technologies, Incorporated
 patents
bronzeMedal1 out of 987 
 
Hgst Netherlands, B.v.
 patents

Years Active: 2015-2026

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Areas of Expertise:
Spintronics
STT-MRAM
Magnetic Layers
Thermal Stability
Magnetic Tunnel Junction
Perpendicular Magnetic Anisotropy
Magnetoresistive Sensors
Cooling Techniques
Film Roughness
Electrical Testing
Synthetic Ferromagnet
Programming Circuits
37 patents (USPTO):Explore Patents
1. 12685026 - Method for forming a MAMR structure based on a TMR—Spin Torque oscillator (STO) having seed layer and capping layer of metal oxide (2026-07-14),
2. 12575328 - High thermal stability by doping of oxide capping layer for spin torque transfer (STT) magnetic random access memory (MRAM) applications (2026-03-10),
3. 12414476 - Method for forming a perpendicular spin torque oscillator (PSTO) including forming a magneto resistive sensor (MR) over a spin torque oscillator (STO) (2025-09-09),
4. 12356865 - Multilayer structure for reducing film roughness in magnetic devices (2025-07-08),
5. 12167701 - Magnetic tunnel junction with low defect rate after high temperature anneal for magnetic device applications (2024-12-10),
6. 12167699 - Magnetic layer for magnetic random access memory (MRAM) by moment enhancement (2024-12-10),
7. 11956971 - Cooling for PMA (perpendicular magnetic anisotropy) enhancement of STT-MRAM (spin-torque transfer-magnetic random access memory) devices (2024-04-09),
8. 11849646 - Nitride capping layer for spin torque transfer (STT) magnetoresistive random access memory (MRAM) (2023-12-19),
9. 11573270 - Electrical testing apparatus for spintronics devices (2023-02-07),
10. 11569441 - Maintaining coercive field after high temperature anneal for magnetic device applications with perpendicular magnetic anistropy (2023-01-31),
11. 11563170 - Fully compensated synthetic ferromagnet for spintronics applications (2023-01-24),
12. 11417835 - Nitride capping layer for spin torque transfer (STT) magnetoresistive random access memory (MRAM) (2022-08-16),
13. 11316098 - High thermal stability by doping of oxide capping layer for spin torque transfer (STT) magnetic random access memory (MRAM) applications (2022-04-26),
14. 11309489 - Magnetic tunnel junction with low defect rate after high temperature anneal for magnetic device applications (2022-04-19),
15. 11054471 - Electrical testing apparatus for spintronics devices (2021-07-06),

Title: **Innovative Contributions of Jian Zhu in Magnetic Device Applications**

Introduction

Jian Zhu, a prominent inventor based in San Jose, CA, has made remarkable strides in the field of magnetic device applications. With an impressive portfolio of 33 patents, he has consistently contributed to advancements in technology and innovation, particularly in the realm of magnetic tunnel junctions and random access memory.

Latest Patents

Among his latest inventions, Jian Zhu has developed a patent for a magnetic tunnel junction with a low defect rate after high temperature annealing. This invention involves a magnetic tunnel junction wherein the reference and free layers comprise boron-rich layers, preventing the migration of non-magnetic metals along crystalline boundaries. The result is a low defect count of around 10 ppm while still maintaining an acceptable tunneling magnetoresistance (TMR) ratio after high-temperature treatments around 400° C.

Additionally, he has created a magnetic layer designed for magnetic random access memory (MRAM) that focuses on moment enhancement. This technology involves a boron-containing free layer treated through a plasma process, enhancing the magnetic moment significantly. Notably, these innovations involve meticulous layers including CoB, FeB, CoFeB, and alloys, showcasing his depth of expertise in materials science.

Career Highlights

Jian Zhu has held significant roles in reputable companies such as Taiwan Semiconductor Manufacturing Company and Headway Technologies, Incorporated. His experience spans over several years, wherein he has applied his inventions and innovations to practical applications, contributing to the evolution of the industry.

Collaborations

Throughout his career, Jian Zhu has collaborated with talented individuals, including Guenole Jan and Huanlong Liu. These partnerships have played a pivotal role in refining his inventions and advancing the goals of their collective work.

Conclusion

Jian Zhu's contributions to the field of magnetic devices and memory technology highlight the importance of innovation in driving progress. His extensive patent portfolio showcases his commitment to developing efficient, cutting-edge technologies that have potential applications in various sectors. As he continues to push the boundaries of invention, Jian Zhu remains an influential figure in the world of innovation.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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