ALEXANDRIA, Va., March 31 -- United States Patent no. 12,590,924, issued on March 31, was assigned to Hitachi High-Tech Corp. (Tokyo).

"Electrophoresis apparatus and electrophoresis method" was invented by Mima Ogawa (Tokyo) and Takahide Yokoi (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "An electrophoresis apparatus includes a separation medium for electrophoretically separating a biological substance, a buffer solution tank containing a buffer solution, a recovery chamber for recovering a target biological substance, a separation wall separating the buffer solution tank and the recovery chamber, the separation wall controlling a flow of a buffer solution between the buffer solution tank and the rec...