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For the Inventor, By the Inventor

San Jose, CA, United States of America

Yunfeng Li

This inventor holds 9 USPTO granted patents. Top assignee: Maxtor Corporation. Active years: 2006-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yunfeng Li. Retrieved from https://idiyas.com/inventor/yunfeng-li-4zfktgu5

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

USPTO Granted Patents = 9

% Patents Active = 44.4

Average Co-Inventor Count = 3.3

ph-index = 7

Forward Citations = 177(Granted Patents)


Company Filing History:

goldMedal9 out of 719 
 
Maxtor Corporation
 patents

Years Active: 2006-2008

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9 patents (USPTO):Explore Patents
1. 7382570 - Dynamically controlling seek profile in an acceleration tracking seek controller (2008-06-03),
2. 7375911 - Piezoelectric actuator and sensor for disk drive dual-stage servo systems (2008-05-20),
3. 7369345 - Mobile hard disk drive free fall detection and protection (2008-05-06),
4. 7350394 - Zero-g offset identification of an accelerometer employed in a hard disk drive (2008-04-01),
5. 7286317 - Disk drive that compensates for repeatable runout of a disk based on measured timing between servo information and methods thereof (2007-10-23),
6. 7283321 - Disk drives and methods allowing for dual stage actuator adaptive seek control and microactuator gain calibration (2007-10-16),
7. 7215499 - Multi-stage actuator disk drive and methods for controlling a transducer with settle-switching state dependent feed-forward control (2007-05-08),
8. 7126785 - Multi-stage actuator disk drives, methods, and computer program products for seeking and then maintaining a transducer on track (2006-10-24),
9. 7027253 - Microactuator servo control during self writing of servo data (2006-04-11),

Title: Innovations of Yunfeng Li in Disk Drive Technology

Introduction

Yunfeng Li is a prominent inventor based in San Jose, CA, known for his significant contributions to disk drive technology. With a total of 9 patents to his name, he has developed innovative methods and devices that enhance the performance and reliability of hard disk drives.

Latest Patents

One of his latest patents is titled "Dynamically controlling seek profile in an acceleration tracking seek controller." This invention discloses methods for controlling the seeking of a transducer adjacent to a rotatable disk in a disk drive. The methods involve accelerating the transducer radially across the disk, estimating various positions and velocities, and adjusting the deceleration switching point based on the required current. Another notable patent is for a "Piezoelectric actuator and sensor for disk drive dual-stage servo systems." This invention describes a hard disk drive that includes a piezoelectric actuator element and a piezoelectric sensor element, which work together to detect vibrations and improve the movement of the transducer relative to the disk surface.

Career Highlights

Yunfeng Li has made a significant impact in the field of disk drive technology through his work at Maxtor Corporation. His innovative patents have contributed to advancements in data storage solutions, making them more efficient and reliable.

Collaborations

Throughout his career, Yunfeng has collaborated with talented individuals such as Yu Sun and Lin Guo, further enhancing the innovative capabilities of his projects.

Conclusion

Yunfeng Li's contributions to disk drive technology through his patents and collaborations have established him as a key figure in the field. His work continues to influence the development of advanced 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]
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