ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,474,271, issued on Nov. 18, was assigned to Shenzhen Mindray Bio-Medical Electronics Co. Ltd. (Shenzhen, China).

"Optical detection system, blood cell analyzer, and platelet detection method" was invented by Qiushi Yi (Shenzhen, China), Dongsheng Wang (Shenzhen, China) and Yong Dai (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "An optical detection system, a blood cell analyzer and a platelet detection method are provided. The optical detection system includes: an optical subsystem, a flow chamber and a first detector; the optical subsystem includes a laser, a front optical assembly including an optical isolator, and a rear optical asse...