ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,552,595, issued on Feb. 17, was assigned to ANHUI JND PLASTIC PACKAGING Co. LTD. (Huainan, China).
"Squeeze pump" was invented by Yixin Huang (Huainan, China) and Xinrui Zhang (Huainan, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A squeeze pump includes a container body with an elastic deformability, and an accommodation cavity is formed inside the container body, a piston slidably provided inside the accommodation cavity and in a sealing fit with the container body, where the piston is configured to divide the accommodation cavity into a medium cavity and a gas cavity that do not communicate with each other, the medium cavity is configured to ...