Company Filing History:
1 out of 80 
1 out of 20 Years Active: 2025
Title: Jiajin Wang: Innovator in Petroleum Drilling Engineering
Introduction
Jiajin Wang is a notable inventor based in Beijing, China. He has made significant contributions to the field of petroleum drilling engineering. His innovative work has led to the development of a unique apparatus that enhances drilling operations.
Latest Patents
Jiajin Wang holds 1 patent for his invention titled "Mud pressure wave signal modulation apparatus and method." This patent addresses the technical challenges in petroleum drilling. The apparatus includes a motor, a valve plate, a main control circuit, a motor drive control circuit, and a downhole communication circuit. The valve plate is driven by the motor to rotate around an axial direction that is perpendicular to the flow direction of drilling fluid. This innovative design is integrated into a drilling fluid channel, which is housed within a drill collar.
Career Highlights
Throughout his career, Jiajin Wang has worked with prominent organizations in the petroleum industry. He has been associated with the China National Petroleum Corporation and Cnpc Engineering Technology R&D Company Limited. His experience in these companies has allowed him to refine his skills and contribute to advancements in drilling technology.
Collaborations
Jiajin Wang has collaborated with esteemed colleagues, including Weimin Mao and Weiping Ai. Their combined expertise has fostered innovation in their respective fields.
Conclusion
Jiajin Wang's contributions to petroleum drilling engineering through his patented inventions demonstrate his commitment to advancing technology in this critical industry. His work continues to influence the field and inspire future innovations.