Hongping Yuan

This inventor holds 24 USPTO granted patents and 4 published patent applications, primarily in Magnetic Recording Technology. Top assignees: Western Digital (Fremont), Inc., Other. Active years: 2007-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hongping Yuan. Retrieved from https://idiyas.com/inventor/hongping-yuan

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

Calculating rank

USPTO Granted Patents = 24 (Patent Applications = 4)

% Patents Active = 16.7

Average Co-Inventor Count = 5.0

ph-index = 21

Forward Citations = 3,174(Granted Patents)

Company Filing History:

23 out of 728

Western Digital (Fremont), Inc.

patents

1 out of 834,659

Other

patents

Years Active: 2007-2016

Loading Chart...

Areas of Expertise:

Photoresist

Magnetic Recording Head

Double Patterning

Perpendicular Magnetic Recording

Microelectronic Device

Optical Proximity Correction

Reactive Ion Etching

Critical Dimension

Damascene Fabrication

Hard Mask

Magnetic Writer

Focus Distances

24 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9274438 - Method and system for exposing photoresist in a microelectric device (2016-03-01),

2. 9202480 - Double patterning hard mask for damascene perpendicular magnetic recording (PMR) writer (2015-12-01),

3. 9007719 - Systems and methods for using double mask techniques to achieve very small features (2015-04-14),

4. 8649123 - Method to eliminate reactive ion etching (RIE) loading effects for damascene perpendicular magnetic recording (PMR) fabrication (2014-02-11),

5. 8563146 - Method and system for providing a magnetic recording pole having a dual sidewall angle (2013-10-22),

6. 8394280 - Resist pattern protection technique for double patterning application (2013-03-12),

7. 8357244 - Method for lifting off photoresist beneath an overlayer (2013-01-22),

8. 8334093 - Method and system for providing a perpendicular magnetic recording head (2012-12-18),

9. 8310785 - Perpendicular magnetic recording head (2012-11-13),

10. 8284517 - Perpendicular magnetic recording head (2012-10-09),

11. 8169473 - Method and system for exposing a photoresist in a magnetic device (2012-05-01),

12. 8163185 - Method and apparatus for lifting off photoresist beneath an overlayer (2012-04-24),

13. 8136225 - Method and system for providing a perpendicular magnetic recording head (2012-03-20),

14. 8136224 - Method and system for providing a perpendicular magnetic recording head utilizing a mask having an undercut line (2012-03-20),

15. 8081403 - Magnetic element having a smaller critical dimension of the free layer (2011-12-20),

Title: The Innovative Work of Inventor Hongping Yuan

Introduction:

Hongping Yuan is a talented inventor based in Fremont, CA (US) known for his remarkable contributions to the field of microelectronics. With 24 patents to his name, Yuan has made significant advancements in various technologies.

Latest Patents:

Among his latest patents is the "Method and system for exposing photoresist in a microelectric device." This invention focuses on enhancing the fabrication process of microelectric devices by utilizing dark and clear field masks to define critical and remaining device features.

Another notable patent by Hongping Yuan is the "Double patterning hard mask for damascene perpendicular magnetic recording (PMR) writer." This patent showcases a double patterning process that produces a write structure with sharp corners, crucial for magnetic recording applications.

Career Highlights:

Yuan has made remarkable contributions to the technology industry through his work at pioneering companies such as Western Digital. His innovative solutions have helped push the boundaries of microelectronics and magnetic recording technologies.

Collaborations:

Throughout his career, Hongping Yuan has collaborated with esteemed professionals in the field. Some of his coworkers include Hai Sun and Jinqiu Zhang, who have worked alongside Yuan to bring cutting-edge technologies to life.

Conclusion:

In conclusion, Hongping Yuan stands as a visionary inventor with a strong track record of innovation in the realm of microelectronics and magnetic recording. His dedication to pushing the boundaries of technology has resulted in numerous patents that have positively impacted the industry.

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]

4 patents pending: