For the Inventor, By the Inventor

Enter assignee name

Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.

USPTO Granted Patents = 159

CIPO Patents = 3

Trademarks = 1

Forward Citations = 3,565

Loading chart...

Loading chart...

147 inventors (with patents filed for the assignee):

Rikui Zhang (72 out of 81 patents)

Xiaolei Ji (56 out of 61 patents)

Chunqiang Lan (54 out of 58 patents)

4. Xincheng Li (53 out of 59 patents)

5. Peng Zhang (53 out of 72 patents)

6. Liang Lv (53 out of 53 patents)

7. Yipeng Wu (53 out of 53 patents)

8. Zhuqing Mao (45 out of 50 patents)

9. Sheng Chang (40 out of 49 patents)

10. Shuzhen Cui (36 out of 36 patents)

11. Shouzhe Li (32 out of 32 patents)

12. Jifeng Zhong (30 out of 30 patents)

13. Jianwei Wang (24 out of 29 patents)

14. Kaishen Liu (18 out of 18 patents)

15. Ruijie Du (17 out of 17 patents)

159 patents: Sort by Forward Citations

1. 12486749 - Variable frequency drive system, variable frequency speed regulation integrated machine, pump system, and well site layout (2025-12-02),

2. 12460631 - Fracturing apparatus (2025-11-04),

3. 12442370 - Fracturing equipment having multiple electric-power supplies (2025-10-14),

4. 12410754 - Dual-fuel power system and air supply and purging method thereof (2025-09-09),

5. 12410695 - Turbine fracturing equipment (2025-09-09),

6. 12404810 - Purging system for turbine fracturing apparatus group, purging method and turbine fracturing apparatus group (2025-09-02),

7. 12404758 - Mixing and discharging device, mixing and discharging system and fracturing system (2025-09-02),

8. 12395110 - Multi-winding-motor driving system, variable-frequency electric driving system, pumping system, fracturing device and wellsite equipment (2025-08-19),

9. 12382568 - Fracturing well site system (2025-08-05),

10. 12381236 - Fuel cell-based control method, control device and well-site stimulation method (2025-08-05),

11. 12345172 - Fracturing device, engine and exhaust apparatus thereof (2025-07-01),

12. 12338085 - Sand storage and conveying apparatus (2025-06-24),

13. 12336081 - Fracturing well site system (2025-06-17),

14. 12331626 - Fracturing device driven by a variable-frequency adjustable-speed integrated machine and a well site layout (2025-06-17),

15. 12331625 - Turbine fracturing apparatus and turbine fracturing well site (2025-06-17),

Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. is a leading global provider of oilfield equipment and services for oil and gas exploration, production, and transportation. With a focus on innovation, Jereh offers a comprehensive range of high-quality products, including well stimulation equipment, drilling and workover rigs, natural gas compression and treatment equipment, and offshore engineering solutions. The company is committed to delivering reliable, efficient, and environmentally friendly solutions to customers worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 2 2025

159 Patents

#1 in Yantai

#192 in China

#5,029 in the World

Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.

Forward Citations = 3,565

147 inventors:

Rikui Zhang (72 out of 81 patents)

Xiaolei Ji (56 out of 61 patents)

Chunqiang Lan (54 out of 58 patents)

4. Xincheng Li (53 out of 59 patents)

5. Peng Zhang (53 out of 72 patents)

Please report any incorrect information to support@idiyas.com

Loading…