This inventor holds 1 USPTO granted patent. Top assignee: Danfoss A/s. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2026
Title: Wenyu Mao: Inventor in Injection Moulding Technology
Introduction
Wenyu Mao is an inventor based in Shanghai, China, whose patent work concerns hydraulic control systems for injection moulding machines. He is associated with Danfoss A/S and has 1 patent listed in the information provided.
Latest Patents
Mao’s patent, “Hydraulic Circuit for Opening and Closing Mould of Injection Moulding Machine, and Injection Moulding Machine System,” describes a hydraulic circuit that uses an operating oil cylinder and a proportional valve to control mould opening, mould closing, and differential mould closing.
The invention uses a differential proportional valve with flow regeneration. Its design aims to improve control precision, reduce energy consumption and the number of system components, and save space while supporting the machine’s mould-opening and mould-closing functions.
Career Highlights
Mao’s listed invention addresses hydraulic control in injection moulding equipment, with a focus on combining operational control and system efficiency. The provided information identifies Danfoss A/S as his company.
Collaborations
Yafei Wen and Xiaoyan Zhao are identified as Mao’s coworkers. The available information does not specify their roles in the patent or the invention.
Conclusion
Wenyu Mao’s patent focuses on a more precise and efficient hydraulic circuit for controlling mould movement in injection moulding machines.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile