ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,454,970, issued on Oct. 28, was assigned to PANASONIC INTELLECTUAL PROPERTY MANAGEMENT Co. LTD. (Osaka, Japan).
"Joint structure" was invented by Junji Fujiwara (Osaka, Japan), Atsuhiro Kawamoto (Hyogo, Japan), Hitoshi Nishimura (Osaka, Japan), Yasushi Mukai (Osaka, Japan) and Shigeki Yonemori (Hyogo, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A joint structure includes a first metallic material having a first projection, a second metallic material similar to and weldable to the first metallic material, and a different material having a first penetrating part and sandwiched between the first and second metallic materials, the different materia...