logo

For the Inventor, By the Inventor

San Jose, CA, United States of America

Lei Zhang

This inventor holds 7 USPTO granted patents. Top assignee: Western Digital (Fremont), Inc.. Active years: 2009-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Lei Zhang. Retrieved from https://idiyas.com/inventor/lei-zhang-v0t5pezf

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

Calculating rank
USPTO Granted Patents = 7

% Patents Active = 28.6

Average Co-Inventor Count = 1.8

ph-index = 6

Forward Citations = 1,009(Granted Patents)


Company Filing History:

goldMedal7 out of 728 
 
Western Digital (Fremont), Inc.
 patents

Years Active: 2009-2014

Loading Chart...
7 patents (USPTO):Explore Patents
1. 8861134 - Method and system for providing perpendicular magnetic recording transducers utilizing a damascene approach (2014-10-14),
2. 8468682 - Method for manufacturing perpendicular magnetic recording transducers (2013-06-25),
3. 8141235 - Method for manufacturing a perpendicular magnetic recording transducers (2012-03-27),
4. 8077434 - Perpendicular magnetic recording head having a recessed magnetic base layer (2011-12-13),
5. 8015692 - Method for providing a perpendicular magnetic recording (PMR) head (2011-09-13),
6. 7551406 - Dual electrical lapping guides with common bonding pad (2009-06-23),
7. 7508627 - Method and system for providing perpendicular magnetic recording transducers (2009-03-24),

Title: Lei Zhang - Innovator in Magnetic Recording Technology

Introduction

Lei Zhang is a prominent inventor based in San Jose, California. He has made significant contributions to the field of magnetic recording technology, holding a total of 7 patents. His work focuses on methods and systems that enhance the performance of magnetic recording transducers.

Latest Patents

Among his latest patents, Lei Zhang has developed a method and system for providing perpendicular magnetic recording transducers utilizing a damascene approach. This innovative method includes the formation of a trench in an insulator, which is narrower at the bottom than at the top. The process involves providing a nonmagnetic seed layer that covers the trench and plating a perpendicular magnetic pole material on it. Another notable patent describes a method for manufacturing perpendicular magnetic recording transducers, emphasizing similar techniques to enhance the efficiency and effectiveness of magnetic recording.

Career Highlights

Lei Zhang is currently employed at Western Digital (Fremont), Inc., where he continues to push the boundaries of magnetic recording technology. His expertise and innovative approaches have positioned him as a key player in the industry.

Collaborations

Lei has collaborated with notable coworkers such as Yong Shen and Honglin Zhu, contributing to advancements in their shared field of expertise.

Conclusion

Lei Zhang's contributions to magnetic recording technology through his patents and work at Western Digital highlight his role as an influential inventor. His innovative methods continue to shape the future of data storage solutions.

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…