ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,748,113, issued on Sept. 29, was assigned to University Public Corporation Osaka (Osaka, Japan).

"Method for accumulating microscopic objects, and method for detecting microscopic objects using same" was invented by Takuya Iida (Sakai, Japan), Shiho Tokonami (Sakai, Japan) and Masatoshi Kanoda (Sakai, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A first step is preparing a sample in contact with a bowl region. A second step is irradiating the bowl region with a laser beam to generate a microbubble in an irradiation region of the laser beam and accumulate a plurality of microscopic objects around the microbubble. The bowl region includes a metal...