ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,448,957, issued on Oct. 21, was assigned to Shawn Kahan (Dorval, Canada).
"Dual motor pump assembly" was invented by Shawn Kahan (Dorval, Canada), Sun Weiguo (Ningbo, China), Zhang Shikun (Ningbo, China), Dong Qianqin (Ningbo, China), Yan Fengjie (Ningbo, China) and Yang Chuan (Ningbo, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A plunger pump includes a base and a motor. The base is provided with a first pump body and a second pump body. The flow rate of the first pump body is equal to the flow rate of the second pump body. The first pump body is connected to a first motor. The second pump body is connected to a second motor. The first pump bo...