About 136 results
https://drivepatents.com/patents/970572 · 3 Sep 2014
A pneumatic tire includes a tread portion (2) provided with a pair of shoulder main grooves (3) and at least one crown main groove (4) between the shoulder main grooves to define a pair of middle portions (6) between the adjacent shoulder main groove and c...
https://drivepatents.com/patents/970844 · 27 Aug 2014
A pneumatic tire includes a tread portion provided with a pair of center main grooves (4) and a pair of shoulder main grooves (3) to define a center portion (7), a pair of middle portions (6), and a pair of shoulder portions (5); the shoulder main grooves ...
https://drivepatents.com/patents/970789 · 27 Aug 2014
A pneumatic tire includes a tread portion provided with a pair of shoulder main grooves (3) adjacent to each tread edge and a pair of center main grooves (4) disposed axially inwardly of the shoulder main grooves to define a pair of middle portions (6) eac...
https://drivepatents.com/patents/971087 · 20 Aug 2014
A heavy duty pneumatic tire includes a tread portion (2) provided with a pair of shoulder main grooves (3) and at least a center main groove (4) between the shoulder main grooves to form a pair of middle portions (6). Each middle portion is provided with a...
https://drivepatents.com/patents/971350 · 13 Aug 2014
A heavy duty pneumatic tire includes a tread portion (2) provided with at least one circumferentially extending main groove (3), at least one circumferentially extending sub groove (4), and a plurality of lateral grooves (9) to form repeated pitch elements...
https://drivepatents.com/patents/971298 · 13 Aug 2014
A heavy duty pneumatic tire includes a tread portion (2) provided with at least one circumferentially and continuously extending main groove (3), and a plurality of lateral grooves (7) to form circumferentially repeated pitch elements P, each of which cons...
https://drivepatents.com/patents/971860 · 30 Jul 2014
A pneumatic tire (1) has a tread portion (2) provided with two crown main grooves (3) and two shoulder main grooves (4) and divided into a center land zone (5), two middle land zones (6) and two shoulder land zones (7). The middle land zone is provided wit...
https://drivepatents.com/patents/972488 · 16 Jul 2014
A pneumatic tire that lowers a temperature of a tread portion by promoting heat dissipation thereof is provided. On a tread surface, a narrow groove is formed extending in a direction inclined with respect to a tire circumferential direction and having a w...
https://drivepatents.com/patents/973553 · 18 Jun 2014
A pneumatic tire includes a tread portion provided with three to five circumferentially extending main grooves (3) and a plurality of lateral grooves (4), to form a plurality of block rows (5R) each of which includes a plurality of tread blocks (5). Each t...
https://drivepatents.com/patents/974648 · 21 May 2014
A pneumatic tire comprises a tread portion 2 provided with shoulder axial grooves 10 extending from a shoulder main groove 3 to a tread edge Te while inclining to a first-side in the tire circumferential direction. The shoulder axial groove 10 has a first-...