ALEXANDRIA, Va., March 31 -- United States Patent no. 12,593,390, issued on March 31, was assigned to TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD. (Hsinchu, Taiwan).

"Electrostatic discharge prevention pump" was invented by Tzu-Yang Lin (Tainan, Taiwan), Yu-Cheng Chang (Hsinchu, Taiwan), Cheng-Han Wu (Taichung, Taiwan), Shang-Sheng Li (Zhubei, Taiwan), Chen-Yu Liu (Kaohsiung, Taiwan) and Chen Yi Hsu (Zhubei, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A dispensing system includes a dispense material supply that contains a dispense material and a dispensing pump connected downstream from the dispense material supply. The dispensing pump includes a body made of a first electrically conductive mate...