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Hangzhou, China

Zhejiang Dahua Technology Co., Ltd.

USPTO Granted Patents = 224

EPO Patents = 104

Trademarks = 13

Forward Citations = 134

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284 inventors (with patents filed for the assignee):

Jun Yin (37 out of 44 patents)

Jucai Lin (26 out of 27 patents)

Dong Jiang (24 out of 27 patents)

4. Cheng Fang (19 out of 20 patents)

5. Feiyang Zeng (17 out of 18 patents)

6. Xingming Zhang (13 out of 16 patents)

7. Wei Fang (11 out of 18 patents)

8. Wei Lu (11 out of 15 patents)

9. Qiankun Li (11 out of 11 patents)

10. Zhiji Deng (11 out of 11 patents)

11. Huadong Pan (8 out of 8 patents)

12. Shizhu Pan (7 out of 7 patents)

13. Huimin Wu (7 out of 7 patents)

14. Jiangming Zhu (7 out of 7 patents)

15. Jun Wu (6 out of 41 patents)

Core Competencies:

Video Coding

Image Processing

Target Re-Identification

Video Stabilization

Image Segmentation

Motion Prediction

Video Surveillance

Data Transmission

Zoom Lens

Object Monitoring

Camera Systems

Wireless Networking

224 patents: Sort by Forward Citations

1. 12511885 - Systems and methods for object recognition (2025-12-30),

2. 12511066 - Systems and methods for data storage in a storage device (2025-12-30),

3. 12501068 - Systems and methods for inter frame prediction of a video (2025-12-16),

4. 12482237 - Target re-identification method, network training method thereof, and related device (2025-11-25),

5. 12439055 - Methods and systems for video coding (2025-10-07),

6. 12425746 - Systems and methods for image correction (2025-09-23),

7. 12425583 - Systems and methods for predicting coding units in images (2025-09-23),

8. 12418660 - Systems and methods for string video coding (2025-09-16),

9. 12395744 - Systems and methods for controlling exposure time periods for image acquisition (2025-08-19),

10. 12386160 - Zoom lens (2025-08-12),

11. 12375648 - Systems and methods for image prediction (2025-07-29),

12. 12373957 - Image segmentation method, network training method, electronic equipment and storage medium (2025-07-29),

13. 12346736 - Systems and methods for data storage and computing (2025-07-01),

14. 12335459 - Systems and methods for predicting a coding block (2025-06-17),

15. 12309391 - Systems and method for inter prediction based on a merge mode (2025-05-20),

ZHEJIANG DAHUA TECHNOLOGY CO., LTD. is a leading provider of video surveillance products and services. With a strong focus on innovation and quality, Dahua offers a wide range of cutting-edge solutions for security surveillance, intelligent transportation systems, and smart homes. With a global presence, the company aims to deliver advanced, reliable, and cost-effective solutions to customers worldwide.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

224 Patents

#4 in Hangzhou

#149 in China

#3,703 in the World

Hangzhou, China

Zhejiang Dahua Technology Co., Ltd.

Forward Citations = 134

284 inventors:

Jun Yin (37 out of 44 patents)

Jucai Lin (26 out of 27 patents)

Dong Jiang (24 out of 27 patents)

4. Cheng Fang (19 out of 20 patents)

5. Feiyang Zeng (17 out of 18 patents)

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