ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,496,599, issued on Dec. 16, was assigned to SUNSTAR ENGINEERING INC. (Osaka, Japan).

"Dispenser and nozzle for discharging mixture of gas and paste material and mechanical foaming device" was invented by Masaharu Takada (Osaka, Japan) and Kiichi Yamashita (Osaka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A dispenser used for discharging a mixture of gas and a paste material includes: a nozzle part provided in a tip end part of a body and having a tip end opening through which the mixture is discharged; a flow path extending from a mixture introduction part to the tip end opening through a hollow space of the nozzle part; a needle part movable...