1.Bridgestone Corporation
2.Hankook Tire Co. Ltd.
3.Pirelli & C. S.p.A.
4.Goodyear Tire & Rubber Company
5.Michelin Group
6.Goodyear Tire and Rubber Company
7.Yokohama Rubber Company Limited
8.Toyo Tire and Rubber Company
9.Sumitomo Rubber Industries Limited
10.Continental AG