ALEXANDRIA, Va., April 9 -- United States Patent no. 12,270,024, issued on April 8, was assigned to SHENZHEN BLUEPHA BIOSCIENCES Co. LTD. (Guangdong, China).

"Engineered microorganisms expressing acetoacetyl-COA reductase variants and methods for increasing proportion of 3-hydroxyhexanoic acid in PHA" was invented by Jin Yin (Guangdong, China), Yu Wang (Guangdong, China), Jiajia Li (Guangdong, China), Jie Hou (Guangdong, China), Liang Zou (Guangdong, China) and Zixian Chen (Guangdong, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to the technical field of microorganisms, and specifically to engineered microorganisms expressing acetoacetyl-CoA reductase variants and method...