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Shanghai, China

Roi Optoelectronics Technology Co, Ltd.

USPTO Granted Patents = 25

Forward Citations = 3

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26 inventors (with patents filed for the assignee):

Heping Zeng (25 out of 42 patents)

Mengyun Hu (22 out of 29 patents)

Junyi Nan (4 out of 4 patents)

4. Ming Yan (4 out of 5 patents)

5. Yu Qiao (4 out of 4 patents)

6. Chuan Yang (3 out of 6 patents)

7. Kun Huang (3 out of 3 patents)

8. Shuang Li (2 out of 4 patents)

9. Xuling Shen (1 out of 3 patents)

10. Yinqi Wang (1 out of 2 patents)

11. Xiaoyue Wang (1 out of 2 patents)

12. Kangwen Yang (1 out of 2 patents)

13. Tianjian Lv (1 out of 1 patent)

14. Xiaojun Li (1 out of 2 patents)

15. Jinman Ge (1 out of 2 patents)

Core Competencies:

Ultrafast Laser Deposition

Graphene Production

Hyperspectral Imaging

Femtosecond Plasma Grating

Optical Comb

Conductive Glass Fiber

Laser-Induced Breakdown Spectroscopy

Microfluidic Chip

Infrared Radiation

Time-Frequency Methods

Plasma Grating

Optical Filament

25 patents: Sort by Forward Citations

1. 12460290 - Method of ultrafast-pulsed laser deposition coupled with plasma lattice and device thereof (2025-11-04),

2. 12441657 - Method and device for producing conductive glass fiber mesh with laser induced coating graphene (2025-10-14),

3. 12438335 - High-precision repetition rate locking apparatus for ultra-fast laser pulse (2025-10-07),

4. 12391618 - Method for preparing infrared radiation ceramic material (2025-08-19),

5. 12384725 - Method for preparing boron carbide material (2025-08-12),

6. 12378660 - Pulsed laser deposition method (2025-08-05),

7. 12370628 - Method and apparatus for processing chip based on deep learning (2025-07-29),

8. 12366659 - Ultra-high speed time-frequency fourier laser velocimetry method and system (2025-07-22),

9. 12342095 - Mid-infrared upconversion imaging method and device (2025-06-24),

10. 12312676 - Processing method and apparatus for ultrafast laser deposition of multilayer film including diamond-like carbon film, anti-reflection film and anti-fingerprint film (2025-05-27),

11. 12276613 - Multipulse-induced spectroscopy method and device based on femtosecond plasma grating (2025-04-14),

12. 12202073 - Method for manufacturing large-area volume grating via plasma grating direct writing (2025-01-21),

13. 12195841 - Method for coating film by pulsed laser deposition with plasma grating (2025-01-14),

14. 12123836 - Detection method and device based on laser-induced breakdown spectroscopy enhanced by 2D plasma grating (2024-10-22),

15. 12088057 - Driving and stabilization system for pump laser (2024-09-10),

Company Overview

Roi Optoelectronics Technology Co, Ltd. is a prominent player in the field of optoelectronics, specializing in the development and manufacturing of advanced optical components and systems. The company focuses on innovative solutions for various applications, including telecommunications, industrial automation, and consumer electronics. Based in Shanghai, Roi Optoelectronics leverages cutting-edge technology to enhance performance and efficiency in optical systems, contributing to the growth of the optoelectronics industry both locally and globally.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

25 Patents

#118 in Shanghai

#1,211 in China

#25,730 in the World

Shanghai, China

Roi Optoelectronics Technology Co, Ltd.

Forward Citations = 3

26 inventors:

Heping Zeng (25 out of 42 patents)

Mengyun Hu (22 out of 29 patents)

Junyi Nan (4 out of 4 patents)

4. Ming Yan (4 out of 5 patents)

5. Yu Qiao (4 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Roi Optoelectronics Technology Co, Ltd.. Retrieved from https://idiyas.com/company/roi-optoelectronics-technology-company

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

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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