This inventor holds 1 USPTO granted patent and 1 published patent application. Top assignee: Xiamen Lota International., Ltd.. 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: Qingshui MA: Inventor of a Hose-Connecting Valve Core
Introduction
Qingshui MA is an inventor based in Xiamen, China. His listed patent work concerns a valve core and water outlet apparatus designed to connect directly to water hoses. He is associated with Xiamen Lota International Co., Ltd.
Latest Patents
The provided information lists one patent for Qingshui MA: “Valve Core and Water Outlet Apparatus.” The invention describes a valve body containing a water control assembly and one or more water-inlet mounting holes that connect directly to corresponding hoses. A circular section in each mounting hole supports a sealed connection, while an external limiting structure helps prevent the valve body from rotating when installed in a water outlet apparatus. The design brings hose connection and rotational restraint together in the valve core.
Career Highlights
The available details highlight MA’s work on a practical component for water outlet equipment. His listed portfolio includes 1 patent, focused on the valve-core design described above.
Collaborations
The provided information names Yumin Cui and Huosheng Zhan as coworkers. It does not specify their roles or whether they collaborated with MA on this patent.
Conclusion
Qingshui MA’s listed invention addresses direct hose connection, sealing, and rotational stability in water outlet equipment, reflecting a focused contribution to valve design.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile