ALEXANDRIA, Va., July 21 -- United States Patent no. 12,689,030, issued on July 21, was assigned to National Taiwan University of Science and Technology (Taipei, Taiwan).

"Metal and metallic ion mixed batteries and a method for increasing cycle lifetime thereof" was invented by Bing-Joe Hwang (Taipei, Taiwan), Sheng-Chiang Yang (Taipei, Taiwan), Shi-Kai Jiang (Taipei, Taiwan), Cheng-Cheng Liu (Taipei, Taiwan), Ching-Ying Chen (Taipei, Taiwan) and Wei-Nien Su (Taipei, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention provides a metal and metallic ion mixed battery, which contains a positive electrode, a negative electrode, and an electrolyte, the positive electrode contains a positiv...