Patents by Inventor Suxiang YUAN
Suxiang YUAN has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240131865Abstract: A pneumatic tire includes a tread portion, a pair of sidewall portions, a pair of bead portions, a carcass extending between the pair of bead portions, and an inner rubber extending between the pair of bead portions on an inner side of the carcass. The inner rubber includes a first portion extending in the tread portion with a first thickness and a second portion extending in each of or one of the pair of sidewall portions with a second thickness. The first thickness is greater than the second thickness. In a tire meridian cross-section, a cross-sectional area of the inner rubber is in a range from 1.5% to 10% of an inner-cavity cross-sectional area of the pneumatic tire.Type: ApplicationFiled: September 24, 2023Publication date: April 25, 2024Applicant: Sumitomo Rubber Industries, Ltd.Inventors: Daiki IMAI, Rena ONITSUKA, Suxiang YUAN, Junya SUENO
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Patent number: 11813896Abstract: A tire includes a visible outer surface being provided with a decorative region at least partially, the decorative region having 2 to 10 micro-protrusions per 1 mm2. The micro-protrusions protrude in a tapered manner toward outwardly of the tire. The micro-protrusions include first protrusions having a first taper angle and a second protrusions having a second taper angle greater than the first taper angle.Type: GrantFiled: September 10, 2021Date of Patent: November 14, 2023Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Yuta Sakakibara, Tomohiro Hamada, Tokuhito Nakajima, Sawa Ogihara, Suxiang Yuan
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Publication number: 20230311579Abstract: A tread portion includes land portions divided by circumferential grooves. The land portions are provided with a set of lateral groove-shaped elements inclined with respect to tire axial and circumferential directions. Each lateral groove-shaped elements includes a circumferential first and second ends. The set of lateral groove-shaped elements is arranged in a first array over an entire circumference of the tire. The first array is such that in each of all pairs of two lateral groove-shaped elements adjacent to each other in the tire circumferential direction of the lateral groove-shaped elements, the first end of one of the two lateral groove-shaped elements is located at a circumferential same position as the second end of the other one of the two lateral groove-shaped elements. Two lateral groove-shaped elements included in at least one pair of the all pairs are formed on different land portions from one another.Type: ApplicationFiled: March 9, 2023Publication date: October 5, 2023Applicant: Sumitomo Rubber Industries, Ltd.Inventors: Suxiang YUAN, Ryuhei SANAE, Ken MIYAZAWA, Tatsuya SASAKI, Naoto OISHI
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Patent number: 11420475Abstract: A tire comprises a tread portion comprising three main grooves and four land portions. The main grooves are a first shoulder main groove, a second shoulder main groove and a crown main groove. The land portions include a first middle land portion between the first shoulder main groove and the crown main groove, a second middle land portion between the second shoulder main groove and the crown main groove. The first middle land portion is disposed so that the tire equator is positioned in the ground contact surface thereof. Each of the first middle land portion and the second middle land portion is provided with a plurality of narrow grooves so as to exhibit excellent steering stability and ride comfort.Type: GrantFiled: April 2, 2020Date of Patent: August 23, 2022Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Mahito Arai, Masayuki Fujita, Suxiang Yuan
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Publication number: 20220080780Abstract: A tire includes a visible outer surface being provided with a decorative region at least partially, the decorative region having 2 to 10 micro-protrusions per 1 mm2. The micro-protrusions protrude in a tapered manner toward outwardly of the tire. The micro-protrusions include first protrusions having a first taper angle and a second protrusions having a second taper angle greater than the first taper angle.Type: ApplicationFiled: September 10, 2021Publication date: March 17, 2022Applicant: Sumitomo Rubber Industries, Ltd.Inventors: Yuta SAKAKIBARA, Tomohiro HAMADA, Tokuhito NAKAJIMA, Sawa OGIHARA, Suxiang YUAN
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Publication number: 20200317001Abstract: A tire comprises a tread portion comprising three main grooves and four land portions. The main grooves are a first shoulder main groove, a second shoulder main groove and a crown main groove. The land portions include a first middle land portion between the first shoulder main groove and the crown main groove, a second middle land portion between the second shoulder main groove and the crown main groove. The first middle land portion is disposed so that the tire equator is positioned in the ground contact surface thereof. Each of the first middle land portion and the second middle land portion is provided with a plurality of narrow grooves so as to exhibit excellent steering stability and ride comfort.Type: ApplicationFiled: April 2, 2020Publication date: October 8, 2020Applicant: Sumitomo Rubber Industries, Ltd.Inventors: Mahito ARAI, Masayuki FUJITA, Suxiang YUAN