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For the Inventor, By the Inventor

Ann Arbor, MI, United States of America

Qian Li

This inventor holds 12 USPTO granted patents. Top assignee: Agc Automotive Americas R&d, Inc.. Active years: 2006-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Qian Li. Retrieved from https://idiyas.com/inventor/qian-li-5ey5z19u

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

Calculating rank
USPTO Granted Patents = 12

% Patents Active = 50.0

Average Co-Inventor Count = 2.3

ph-index = 8

Forward Citations = 120(Granted Patents)


Company Filing History:

goldMedal12 out of 68 
 
Agc Automotive Americas R&d, Inc.
 patents

Years Active: 2006-2014

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12 patents (USPTO):Explore Patents
1. 8754819 - Antenna system including a circularly polarized antenna (2014-06-17),
2. 8009107 - Wideband dielectric antenna (2011-08-30),
3. 7834815 - Circularly polarized dielectric antenna (2010-11-16),
4. 7800542 - Multi-layer offset patch antenna (2010-09-21),
5. 7742006 - Multi-band loop antenna (2010-06-22),
6. 7742005 - Multi-band strip antenna (2010-06-22),
7. 7586452 - Multi-band antenna (2009-09-08),
8. 7545333 - Multiple-layer patch antenna (2009-06-09),
9. 7333059 - Compact circularly-polarized patch antenna (2008-02-19),
10. 7126549 - Slot coupling patch antenna (2006-10-24),
11. 7126539 - Non-uniform dielectric beam steering antenna (2006-10-24),
12. 7119751 - Dual-layer planar antenna (2006-10-10),

Title: Innovations of Qian Li in Antenna Technology

Introduction

Qian Li is a prominent inventor based in Ann Arbor, MI, known for his significant contributions to antenna technology. With a total of 12 patents to his name, he has made remarkable advancements in the field of radio frequency (RF) communication.

Latest Patents

One of his latest patents is an antenna system that includes a circularly polarized antenna designed for receiving and transmitting circularly polarized RF signals. This innovative system features a pair of radiating patches with an elongated shape, arranged perpendicularly to generate circular polarization. Additionally, a coplanar waveguide feeding element is strategically placed between the patches to facilitate electromagnetic coupling, ensuring effective RF signal transmission. Another notable patent is for a wideband dielectric antenna that radiates electromagnetic fields with both linear and circular polarization. This antenna comprises a ground plane and a dielectric layer, with feeding elements that excite the dielectric layer at different frequencies to achieve the desired polarization.

Career Highlights

Qian Li has worked with notable companies such as AGC Automotive Americas R&D, Inc. and AGC Automotive America R&D, Inc. His work in these organizations has contributed to the development of advanced antenna systems that enhance communication technologies.

Collaborations

Throughout his career, Qian Li has collaborated with talented individuals, including Wladimiro Villarroel and Nuttawit Surittikul. These collaborations have fostered innovation and the exchange of ideas in the field of antenna technology.

Conclusion

Qian Li's contributions to antenna technology through his patents and collaborations highlight his role as a leading inventor in the field. His work continues to influence advancements in RF communication systems.

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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