ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,545,056, issued on Feb. 10, was assigned to SUMITOMO RUBBER INDUSTRIES LTD. (Kobe, Japan).
"Tire" was invented by Kenichiro Matsuoka (Kobe, Japan) and Yoshifumi Kawagoe (Kobe, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A tire comprises a tread portion comprising at least one land portion having a first longitudinal edge, a second longitudinal edge, and a ground contacting top surface therebetween. The land portion is provided with first sipes, second sipes and third sipes. Each first sipe is inclined with respect to the tire axial direction to a first direction. Each second sipe is inclined with respect to the tire axial direction to a directi...