logo

For the Inventor, By the Inventor

Elmhurst, NY, United States of America

Yang Liu

This inventor holds 56 USPTO granted patents and 10 published patent applications and 3 EPO patents, primarily in Optical Modulation (CPC class G02B). Top assignees: Elenion Technologies, LLC, Nokia Solutions and Networks Oy, Coriant Advanced Technology, LLC. Active years: 2015-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yang Liu. Retrieved from https://idiyas.com/inventor/yang-liu-izxfi94p

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

USPTO Granted Patents = 56 

% Patents Active = 94.6

 

Average Co-Inventor Count = 3.5

ph-index = 9

Forward Citations = 225(Granted Patents)

Forward Citations (Not Self Cited) = 198(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Newark, DE (US) (2015)
  • Elmhurst, NY (US) (2016 - 2023)

Company Filing History:

goldMedal47 out of 161 
 
Elenion Technologies, LLC
 patents
silverMedal5 out of 2,369 
 
Nokia Solutions and Networks Oy
 patents
bronzeMedal3 out of 11 
 
Coriant Advanced Technology, LLC
 patents
4. 1 out of 1 
 
Elenion Advanced Technology, LLC
 patent

Years Active: 2015-2023

Loading Chart...
Loading Chart...
Areas of Expertise:
Optical Modulator
Waveguide Modulator
Phase Shifters
Polarization Splitter
Silicon Microrings
External Cavity Laser
Photonic Integrated Circuit
Y-junction
Back Reflection
Optical Hybrid
Optical Delay Lines
Lateral Avalanche Photodetector
56 patents (USPTO):Explore Patents
1. 11599005 - Optical waveguide modulator (2023-03-07),
2. 11177899 - Operation and stabilization of mod-mux WDM transmitters based on silicon microrings (2021-11-16),
3. 11175456 - Integrated on-chip polarizer (2021-11-16),
4. 11086188 - Optical waveguide modulator (2021-08-10),
5. 11036004 - Compact and low loss Y-junction for submicron silicon waveguide (2021-06-15),
6. 10989874 - Dump terminator (2021-04-27),
7. 10942315 - Reducing back reflection in a photodiode (2021-03-09),
8. 10908439 - Ultra-responsive phase shifters for depletion mode silicon modulators (2021-02-02),
9. 10901148 - Optical hybrid (2021-01-26),
10. 10873400 - Optical dual resonator modulation system and method, and optical dual resonator modulator therefor (2020-12-22),
11. 10873173 - Reducing back reflection in hybrid lasers (2020-12-22),
12. 10809459 - Integrated polarization splitter and rotator including a PDL tuning region (2020-10-20),
13. 10680410 - External cavity laser (2020-06-09),
14. 10670939 - Wavelength locker (2020-06-02),
15. 10642077 - Lateral MOSCAP phase adjuster (2020-05-05),

Title: Innovations of Yang Liu: Pioneering Optical Technologies

Introduction

Yang Liu, an accomplished inventor based in Elmhurst, NY, has significantly contributed to the field of optical technologies with an impressive portfolio of 56 patents. His work primarily revolves around advanced optical waveguide structures and their applications, showcasing his expertise in developing innovative solutions that enhance communication technologies.

Latest Patents

Yang Liu's latest patents include a groundbreaking optical waveguide modulator. This technology involves a multi-section optical modulator where two waveguide arms traverse several successive modulating sections. Each arm receives a differential drive signal in sync with the light transmission, leading to a highly efficient modulation bandwidth and efficiency. His other notable invention is an integrated on-chip polarizer, which features a unique design that selectively manages light modes, allowing for a low-loss, high extinction ratio performance. This polarizer incorporates an innovative waveguide taper and an output filter to maintain light quality while effectively handling undesired modes.

Career Highlights

Throughout his career, Yang Liu has made significant strides working with prominent companies such as Elenion Technologies and Nokia Solutions and Networks. At these organizations, he has played a crucial role in advancing optical technologies, contributing to the development of cutting-edge products that push the boundaries of communication systems.

Collaborations

Yang has collaborated with notable colleagues such as Thomas Wetteland Baehr-Jones and Michael J Hochberg, together fostering an environment of innovation and creativity in optical research. Their combined expertise has led to remarkable advancements in their field, resulting in state-of-the-art technologies that enhance data transmission capabilities.

Conclusion

Yang Liu's patent portfolio and his collaborations reflect a dedicated commitment to innovation within the optical technology landscape. His pioneering inventions, such as the optical waveguide modulator and the on-chip polarizer, continue to shape the future of communication technologies, emphasizing the vital role of inventors like him in advancing technical 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…