ALEXANDRIA, Va., July 9 -- United States Patent no. 12,350,969, issued on July 8, was assigned to The Yokohama Rubber Co. LTD. (Tokyo).
"Pneumatic tire" was invented by Daichi Sugiyama (Kanagawa, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "In a pneumatic tire, an outer second land portion, a center land portion, and an inner second land portion have a road contact surface that partially bulges toward the outer side in a tire radial direction from a reference contour line of a tread profile in the cross-sectional view in the tire meridian direction. Additionally, a groove width Wg1 of an outer shoulder main groove, a groove width Wg3 of an inner center main groove, and a groove width Wg4 of an inner ...