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| Number | Title | Issue Date |
| 8186401 | Tread comprising relief elements covered by a specific mixture A tire tread comprising a plurality of elements in relief (1) comprising a contact face (2) intended to come into contact with the roadway during travel and lateral faces (13, 14, 15, 16), the intersection of each lateral face with the contact f... | 05/29/2012 |
| 8181683 | Pneumatic tire with tread having upper surface sipes and wall surface sipes A pneumatic tire has a plurality of upper surface sipes formed on an upper surface of the block and arranged in parallel so as to be spaced in a sipe width direction, and a wall surface sipe extending along a tire diametrical direction in a wall surface positioned i... | 05/22/2012 |
| 8176956 | Pneumatic radial tire for motorcycle There is provided a pneumatic radial tire for a motorcycle, which reduces a difference between rigidities of the center section and the shoulder sections of a tread section to simultaneously provide a long wear life, high grip force, and high-speed durability withou... | 05/15/2012 |
| 8132605 | Pneumatic tire with tread including block having sipes A pneumatic tire has an upper surface sipe formed on an upper surface of the block, a first wall surface sipe formed in a first wall surface of the block and extending in a direction intersecting the upper surface sipe, and a second wall surface sipe formed in a sec... | 03/13/2012 |
| 8127813 | Pneumatic tire for two-wheeled vehicle The pneumatic tire for two-wheeled vehicles including a plurality of tread rubbers constituting a tread wherein a region occupying 15 to 35% in the center of a stretched tread width, which is obtained by stretching the tread with respect to a tire equatorial plane a... | 03/06/2012 |
| 8091598 | Motorcycle tire A motorcycle tire comprises a tread portion having a tread face curved along a radially outwardly convex arc in the cross section of the tire including the rotational axis of the tire. The tread face is provided in the ground contacting region during straight runnin... | 01/10/2012 |
| 8011403 | Pneumatic tire for motorcycle having center, intermediate and shoulder rubber A pneumatic tire for motorcycle includes a tread portion; a pair of sidewall portions; and bead portions, wherein a ground contact region of the tread portion has five regions including a center region including the tire equatorial plane; a pair of shoulder regions ... | 09/06/2011 |
| 7987881 | Tread comprising relief elements covered by a specific mixture A tire tread comprising a plurality of elements in relief (1) comprising a contact face (2) intended to come into contact with the roadway during travel and lateral faces (13, 14, 15, 16), the intersection of each lateral face with the contact f... | 08/02/2011 |
| 7942178 | Pneumatic tire for motorcycle having central, intermediate and shoulder tread rubber The present invention provides a pneumatic tire for a motorcycle which improves driving performance and braking performance without degrading driving stability particularly when a middle camber angle is applied to the tire. This tire comprises a tread portion 1 | 05/17/2011 |
| 7934526 | Aircraft pneumatic tire having cap tread layer and base tread layer An aircraft pneumatic tire that has deeper grooves without causing deterioration in the heat resistance of a top tread and thereby can increase the number of landings per tread is provided. At least part of a top tread 2 in the width direction of the t... | 05/03/2011 |
| 7905262 | Tire for motorcycle with tread having center region, middle regions and shoulder regions A tire (2) for a motorcycle includes a tread (4). The tread (4) has a center region (18), a pair of shoulder regions (20) and a pair of middle regions (22). In straight running, the center region (18) mainly comes in ... | 03/15/2011 |
| 7784510 | Heavy duty tire having cap and base rubber layers, belt cushion rubber and sidewall rubber A heavy duty tire having both an excellent wear resistance and a low rolling resistance and comprising a tread rubber having a two layer structure composed of a cap rubber layer 2Gb and a base rubber layer 2Ga underlying the cap layer, wherein the trea... | 08/31/2010 |
| 7766062 | Pneumatic radial tire having base tread and cap tread with the base tread including kraft paper ground product A pneumatic radial tire that can improve maneuver stability while maintaining riding comfort is provided. The pneumatic radial tire has a tire tread including at least two layers of a base tread and a cap tread arranged externally in a radial direction of the base t... | 08/03/2010 |
| 7740034 | Light duty tire with silica-rich polyisoprene rubber based intermediate transition layer This invention relates to a light duty tire (e.g. passenger tire or light duty truck tire) designed for a load bearing capacity of a maximum of 3,500 pounds (1587 kg) with a tread of a cap/base construction with at least one underlying silica-rich, cis 1,4-polyisopr... | 06/22/2010 |
| 7735533 | Heavy duty tire with silica-rich polyisoprene rubber based intermediate transition layer This invention relates to a heavy duty tire (e.g. heavy duty truck tire) designed for a load bearing capacity of at least 4,000 pounds (1814 kg) with a tread of a cap/base construction with at least one underlying silica-rich, cis 1,4-polyisoprene rubber based inter... | 06/15/2010 |
| 7669625 | Asymmetrical pneumatic tire A pneumatic radial tire has a carcass and a tread. The carcass has at least one carcass reinforcing ply and opposing bead portions. Each bead portion has a bead core and a bead apex radially. The apexes in each bead portion having the same radial height (HA), as mea... | 03/02/2010 |
| 7617854 | Method for manufacturing a pneumatic tire and a pneumatic tire obtained thereby It is a subject to provide a method for manufacturing a tire rubber member and a pneumatic tire using the same capable of improving productivity and of accurately finishing sectional shapes. The method includes: a step of fixedly attaching winding start points 8 | 11/17/2009 |
| 7581575 | Pneumatic tire with tread having degradable tread filler A tire having a tire tread, the tread having a groove void radially inward of a wearable tread portion; and a degradable tread filler disposed in and substantially filling the groove void, the void being exposed upon wear of the wearable tread portion and dislocatio... | 09/01/2009 |
| 7552752 | Rubber composition for base tread The object of the present invention is to provide a rubber composition for base tread enhancing a low fuel consumption property of a vehicle. A rubber composition for base tread comprises a rubber composition containing 15 to 80% by weight of a butadiene rubber obta... | 06/30/2009 |
| 7549453 | Method for forming a green tread rubber and a pneumatic tire formed by using green tread rubber In a method for forming a green tread rubber comprised of a cap rubber layer which outer surface forms a tread surface and a base rubber layer that adjoins the same inside thereof in the radial direction, a cap rubber having a rubber component of styrene/butadiene r... | 06/23/2009 |
| 7441574 | Pneumatic tire The present invention relates to a pneumatic tire including at least one component, said at least one component including a rubber composition, said rubber composition including at least one diene based rubber; and at least one metal organic framework material inclu... | 10/28/2008 |
| 7398807 | Energy consumption efficiency improving agent and method, and article having improved energy consumption efficiency An energy consumption efficiency improving agent is disclosed which forms a substance having a large adherability to an applying object and a high adherence to a contacting object and greatly reduces energy loss, and attains improvement of an energy consumption effi... | 07/15/2008 |
| 7367369 | Aircraft tire The invention relates to an aircraft tire with a tread having a running surface of a rubber composition which contains elastomers of which a major portion is a specialized cis 1,4-polybutadiene elastomer and a minor portion is cis 1,4-polyisoprene rubber and which c... | 05/06/2008 |
| 7363951 | Wear-adaptable running tread A tire tread includes a running surface intended to be in contact with the roadway during travel. The running surface has a plurality of first cut-outs of a depth less than the thickness of the tread and defining tread pattern elements of a height less than the tota... | 04/29/2008 |
| 7350550 | Tire with electrically non-conductive tread which contains a self locking electrically conductive rubber strip extending through said tread to its running surface This invention relates to a tire having an electrically non-conductive tread which contains an electrically conductive rubber strip which extends through at least a portion of the tread to its running surface in a wave configured shape, and therefore not a continuou... | 04/01/2008 |
| 7337815 | Tire with tread of rubber composition containing diverse carbon blacks The invention relates to a tire with a component composed of a rubber composition containing at least two diverse carbon blacks. In one aspect such tire is a heavy tire and such component is a tread for a heavy tire which contains at least two diverse carbon blacks ... | 03/04/2008 |
| 7337816 | Tire tread with circumferential and lateral grooves having asymmetrical cross-section A pneumatic tire for dirt track racing comprising lateral and circumferential grooves forming blocks on the tread surface. The blocks have leading and trailing edge walls. The trailing edge walls of the blocks are buttressed by inclining the walls at an angle of 20Â... | 03/04/2008 |
| 7334618 | Pneumatic tire with tread having cap layer and spaced apart base layers A tread (14) of a tire (10) includes a tread rubber layer (16). The tread rubber layer (16) has a two-layer structure including a base layer (23) and a cap layer (24). The base layer (23) is provided with a comb-shape... | 02/26/2008 |
| 7326748 | Thermoplastic composition The subject invention discloses a thermoplastic composition which is comprised of a blend of a thermoplastic resin and an elastomer, wherein said thermoplastic resin is selected from the group consisting of polyphenylene ether and polystyrene, wherein said elastomer... | 02/05/2008 |
| 7319123 | Use of sulfur containing initiators for anionic polymerization of monomers An initiator is presented for anionically polymerizing monomers, to provide a functional head group on the polymer. A polymer having a functional head group derived from a sulfur containing anionic initiator, and optionally as additional functional group resulting f... | 01/15/2008 |
| 7311128 | Tread having tread pattern elements formed of at least two rubber mixes A tire tread includes a plurality of elements in relief (rib and/or block) having lateral faces, and a contact face intended to come into contact with the roadway during travel. The intersection of each lateral face with the contact face forms a ridge. The tread als... | 12/25/2007 |
| 7281555 | Off-the-road tire The invention is to improve wear resistance and resistance to crack growth of an off-the-road tire having a gauge of a tread rubber of 60-200 mm, in which a plurality of widthwise grooves extending substantially in a widthwise direction of the tire are arranged in e... | 10/16/2007 |
| 7278369 | Temperature indicator using thermochromic materials A temperature indicator for a rubber article comprises a thermochromic material, wherein the thermochromic material is a component of a rubber article selected from the group consisting of tires, belts and hoses. A rubber article containing a temperature indicator i... | 10/09/2007 |
| 7270162 | Pneumatic tire with tread surface having blocks with sipes forming meandrous shape A pneumatic tire including sipes that have at least one ends positioned within blocks. The sipes are arranged such that each of the sipes meanders from the one end to the other end thereof to form a meandrous shape, and as the depth of the sipes increases, the meand... | 09/18/2007 |
| 7267148 | Measurement of adherence between a vehicle wheel and the roadway A tire includes, among the conventional tread pattern elements, at least one measuring element having a central zone and an encircling zone. In normal operation, the central zone 10 of a measuring element slides over the ground while, conversely, the tread as... | 09/11/2007 |
| 7259205 | Pneumatic tire The invention is directed to a pneumatic tire having a tread including a vulcanizable rubber composition including, expressed as parts by weight per 100 parts by weight of elastomer (phr), (A) 60 to 95 phr of solution-polymerized s... | 08/21/2007 |
| 7259204 | Tire compositions comprising surface-modified silica A tire having a tread, where the tread includes a vulcanized rubber and silica that has been surface-modified with polymer chemically attached to the silica surface. ... | 08/21/2007 |
| 7252127 | Reflecting bicycle tires Bicycle wheels have integral reflective areas to increase visibility of the bicycle. These areas show through portions of the wheel tread, so that the tread protects the reflector material from wear. The reflecting areas are scattered over the wheel and situated at ... | 08/07/2007 |
| 7252728 | Method for forming a pneumatic tire A tire with a changing tread pattern is formed by first forming a tire having a tread, the tread having at least one circumferential or lateral groove. Formed separately is a wearable filler, the wearable filler having a configuration corresponding to at least a por... | 08/07/2007 |
| 7249621 | Rubber composition and tire with component of diene-based elastomer composition with corncob granule dispersion This invention relates to a rubber composition and tire having at least one component of a rubber composition comprised of at least one diene-based elastomer, to the exclusion of butyl type elastomers, which contains an internal dispersion of corncob granules. Such ... | 07/31/2007 |
