ALEXANDRIA, Va., July 14 -- United States Patent no. 12,684,701, issued on July 14, was assigned to SUZHOU METABRAIN INTELLIGENT TECHNOLOGY Co. LTD. (Suzhou, China).
"Wave soldering device, manufacturing method thereof and printed circuit board" was invented by Caikun Yang (Suzhou, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A wave soldering device, a manufacturing method thereof and a printed circuit board are provided. The wave soldering device includes: a substrate including a front surface and a back surface opposite to each other; a target hole group including a pad through-hole, a plurality of pad through-holes are provided and distributed at intervals along a first direction, the plurality of...