logo

For the Inventor, By the Inventor

San Jose, CA, United States of America

Tzong-Shii Pan

This inventor holds 96 USPTO granted patents and 4 published patent applications, primarily in Disk Drive Technology (CPC class G11B5-486). Top assignees: Western Digital Technologies, Inc., International Business Machines Corporation, Hitachi Global Storage Technologies Netherlands B.v.. Active years: 1999-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tzong-Shii Pan. Retrieved from https://idiyas.com/inventor/tzong-shii-pan

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

USPTO Granted Patents = 96 

% Patents Active = 66.7

Average Co-Inventor Count = 2.0

ph-index = 43

Forward Citations = 3,069(Granted Patents)

Forward Citations (Not Self Cited) = 2,670(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • San Jose, CA (US) (1999 - 2019)
  • Santa Clara, CA (US) (2021)

Company Filing History:

goldMedal53 out of 5,429 
 
Western Digital Technologies, Inc.
 patents
silverMedal19 out of 166,351 
 
International Business Machines Corporation
 patents
bronzeMedal11 out of 2,636 
 
Hitachi Global Storage Technologies Netherlands B.v.
 patents
4. 9 out of 728 
 
Western Digital (Fremont), Inc.
 patents
5. 2 out of 52 
 
Hitachi Global Storage Technologies
 patents
6. 2 out of 834,513 
Other
 patents

Years Active: 1999-2021

Loading Chart...
Areas of Expertise:
Disk Drive
Head Gimbal Assembly
Flexure Design
Piezoelectric Actuator
Magnetic Recording
Suspension Assembly
Conductive Layer
Bond Pad
Manufacturing Method
Differential Signal Coupling
Vibration Mitigation
Thermal Management
96 patents (USPTO):Explore Patents
1. 11152024 - Piezoelectric-based microactuator arrangement for mitigating out-of-plane force and phase variation of flexure vibration (2021-10-19),
2. 10283150 - Suspension adjacent-conductors differential-signal-coupling attenuation structures (2019-05-07),
3. 9972347 - Method for head stack assembly rework (2018-05-15),
4. 9953667 - Disk drive system (2018-04-24),
5. 9633680 - Head suspension having a flexure tail with a covered conductive layer and structural layer bond pads (2017-04-25),
6. 9530439 - Disk drive head suspension tail with stiffened edge alignment features (2016-12-27),
7. 9524738 - Disk drive head gimbal assembly having a flexure tail with a dielectric layer that has regions of lesser thickness (2016-12-20),
8. 9514773 - Head stack assembly with a flexible printed circuit having a mouth centered between arms (2016-12-06),
9. 9390737 - Method of manufacturing a magnetic recording head slider comprising bond pad having a probe contact area and a solder contact area (2016-07-12),
10. 9324346 - Head stack assembly with a flexible printed circuit having a mouth centered between arms (2016-04-26),
11. 9214174 - Method of manufacturing a disk drive head gimbal assembly having a flexure tail with folded bond pads (2015-12-15),
12. 9165580 - Disk drive head suspension tail with stiffened edge alignment features (2015-10-20),
13. 9064513 - Disk drive suspension assembly with flexure having dual conductive layers with staggered traces (2015-06-23),
14. 9025283 - Laminated suspension flexure with open polyimide base (2015-05-05),
15. 8995094 - Disk drive head suspension with a dual dimple and a flexure tongue with a piezoelectric microactuator (2015-03-31),

Certainly! Here is the article about inventor Tzong-Shii Pan:

Title: Innovator Spotlight: Tzong-Shii Pan

Introduction: Tzong-Shii Pan is a prolific inventor based in San Jose, CA, with an impressive track record of 96 patents under his belt. His innovative work in the field of piezoelectric-based microactuators and differential-signal-coupling attenuation structures has made a significant impact in the technology industry.

Latest Patents:

1. Piezoelectric-based microactuator arrangement for mitigating out-of-plane force and phase variation of flexure vibration: Tzong-Shii Pan's approach to a piezoelectric (PZT) device, such as a hard disk drive microactuator, involves the use of poled PZT material coupled with electrode layers connected to a power source. This innovation aims to mitigate out-of-plane motion and phase variation in flexure vibration, enhancing the performance of such devices.

2. Suspension adjacent-conductors differential-signal-coupling attenuation structures: His invention focuses on suspension assembly structures for data storage devices, incorporating physical or virtual crossovers of pairs of differential signal traces to improve immunity to crosstalk and other interference. This advancement enhances the reliability and efficiency of data storage systems.

Career Highlights: Tzong-Shii Pan has made significant contributions to companies like Western Digital Technologies, Inc. (WD) and International Business Machines Corporation (IBM), where his innovative work has shaped the future of technology in areas such as data storage and microactuators.

Collaborations: Throughout his career, Tzong-Shii Pan has collaborated with esteemed professionals in the industry, including Yih-Jen Dennis Chen and Satya Prakash Arya. These collaborations have led to groundbreaking inventions and advancements in technology.

Conclusion: Tzong-Shii Pan's dedication to innovation and his remarkable portfolio of patents highlight his profound impact on the tech industry. His work continues to inspire future generations of inventors and engineers, driving forward progress and excellence in technology.

I hope you find this information about Tzong-Shii Pan enlightening and insightful! If you have any more specific requests or questions, feel free to let me know.

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]
Loading…