ALEXANDRIA, Va., June 25 -- United States Patent no. 12,337,618, issued on June 24, was assigned to The Yokohama Rubber Co. LTD. (Tokyo).
"Pneumatic tire" was invented by Hiraku Koda (Kanagawa, Japan), Ryohei Takemori (Kanagawa, Japan) and Yuki Sasaya (Kanagawa, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a pneumatic tire with wet steering stability performance and dry steering stability performance enhanced in a well-balanced manner.A dimple group is composed of a plurality of dimples (100 to 104) disposed at intervals and aligned in a tire circumferential direction. When the minimum center-to-center distance between different dimples (100, 102) in an identical dimple group is defined a...