About 376 results
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https://drivepatents.com/patents/1394781 · 17 Sep 2025
It is an object of the present invention to provide a heavy-duty tire with improved chipping resistance on a surface of a rough road. Provided is a heavy-duty tire (1) comprising a tread part (2) that comprises a first layer (4) constituting a tread surfac...
https://drivepatents.com/patents/1391435 · 27 Aug 2025
In order to improve steering stability at the time of turning while ensuring good fuel efficiency, there is provided a tire tread rubber composition including a rubber component containing styrene-butadiene-based rubber and isoprene-based rubber, wherein t...
https://drivepatents.com/patents/1392345 · 27 Aug 2025
A motorcycle tire includes a tread portion between a pair of tread edges. The tread portion includes a tread rubber forming a tread surface. The tread rubber includes a first rubber layer comprising a first rubber and forming the tread surface, and a secon...
https://drivepatents.com/patents/1392245 · 20 Aug 2025
It is an object of the present invention to improve grip performance of a tire on an icy road during high-speed running. Provided is a tire comprising a tread part, wherein the tread part comprises a first layer constituting a tread surface, and a second l...
https://drivepatents.com/patents/1396094 · 9 Jul 2025
It is an object of the present invention to provide a motorcycle tire with improved peeling resistance on the interface between a center part and a shoulder part of a tread part. Provided is a motorcycle tire comprising a tread part, the tread part compris...
https://drivepatents.com/patents/1391867 · 2 Jul 2025
It is an object of the present invention to provide a tire with improved grip performance. Provided is A tire comprising a tread, wherein the tread is composed of a rubber composition comprising a rubber component, wherein a ratio (G/WL) of a tire weight G...
https://drivepatents.com/patents/1394889 · 2 Jul 2025
An object of the present invention is to improve propulsion performance on a snow-covered road surface, and provided is a tire with a tread portion having a groove, wherein the cap rubber layer forming the tread portion contains 40 parts by mass or more an...
https://drivepatents.com/patents/1396703 · 2 Jul 2025
Provided is a motorcycle tire, that provides excellent steering stability while using steel cords as a belt layer material, which comprises a carcass extending from a tread portion to a bead core of a bead portion via a sidewall portion, and a belt layer a...
https://drivepatents.com/patents/1391638 · 4 Jun 2025
Provided is a heavy-duty tire comprising a tread part comprising circumferential grooves, wherein the tread part at least comprises three layers (11,12,13), and wherein Dt is 0.80 or more, t1/H is 0.90 or less, S1/S2 is less than 1.0, and S2×Dt is greater...
https://drivepatents.com/patents/1400691 · 4 Jun 2025
An object of the invention is to provide a tire having good steering stability performance after wear and in which a decrease in wet performance after wear is suppressed. The tire comprises a tread being composed of a rubber layer in which change in hardne...