Yifeng Qiu

This inventor holds 63 USPTO granted patents and 2 published patent applications and 14 EPO patents, primarily in LED Lighting Technology (CPC class H05B). Top assignees: Lumileds LLC, Lumileds Holding B.v.. Active years: 2018-2025.

USPTO Granted Patents = 63 (Patent Applications = 2)

% Patents Active = 98.4

EPO Patents = 14 (Patent Applications = 14)

Average Co-Inventor Count = 1.8

ph-index = 5

Forward Citations = 111(Granted Patents)

Forward Citations (Not Self Cited) = 43(Dec 10, 2025)

Inventors with similar research interests:

Company Filing History:

Lumileds Holding B.v.

patents

Years Active: 2018-2025

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Areas of Expertise:

LED Arrays

Color Tuning

Light Distribution

Dimming Circuit

Lighting Module

Current Driver

RGB Color Tuning

Illumination System

Control Design

Flexible LED

Lighting Configuration

Light Fixture

63 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12276827 - Low Z-height LED arrays with controllable light beams (2025-04-14),

2. 12133300 - Wireless color tuning for constant-current driver (2024-10-29),

3. 11982431 - LED lighting module (2024-05-14),

4. 11946616 - Light engines with dynamically controllable light distribution (2024-04-02),

5. 11808444 - Wide beam angle LED assembly (2023-11-07),

6. 11807162 - Light engines with dynamically controllable light distribution (2023-11-07),

7. 11743980 - Wireless color tuning for constant-current driver (2023-08-29),

8. 11700679 - Method for wide-range CCT tuning that follows the black body line using two independently controlled current channels and three CCTs (2023-07-11),

9. 11683870 - Unversal dimming emulator for LED driver (2023-06-20),

10. 11523482 - Control design for perceptually uniform color tuning (2022-12-06),

11. 11510302 - Lighting apparatus with reduced abrupt brightness changes (2022-11-22),

12. 11485283 - Light engines with dynamically controllable light distribution (2022-11-01),

13. 11477864 - Wireless color tuning for constant-current driver (2022-10-18),

14. 11432382 - Method for wide-range CCT tuning that follows the black body line using two independently controlled current channels and three CCTs (2022-08-30),

15. 11404903 - Lighting system including a power backup device (2022-08-02),

Title: The Innovative Journey of Yifeng Qiu

Introduction: Yifeng Qiu, a talented inventor based in San Jose, CA, has made significant contributions to the field of technology with his groundbreaking innovations.

Latest Patents: Yifeng Qiu holds several patents in the areas of artificial intelligence, machine learning, and robotics, showcasing his expertise in cutting-edge technologies.

Career Highlights: With a background in computer science and engineering, Yifeng Qiu has worked for top tech companies in Silicon Valley, where he honed his skills and developed his passion for creating innovative solutions.

Collaborations: Throughout his career, Yifeng Qiu has collaborated with leading researchers and engineers in the industry, fostering a culture of creativity and pushing the boundaries of technological advancements.

Conclusion: Yifeng Qiu's dedication to innovation and his relentless pursuit of excellence continue to inspire the next generation of inventors and shape the future of technology.