ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,428,833, issued on Sept. 30.

"Wooden structure building self-constructing method" was invented by Sangwook Park (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A wooden structure building self-constructing method includes the operations of: (a) assembling a first kit by disposing N (N is a natural number) second modules of a second shape each including one or more second fitting portions cut out to a second length (d2) in the direction of the center thereof between two first modules of a first shape each including one or more first fitting portions cut out to a first length (d1) in the direction of the center thereof; and (b) assembl...