Patents by Inventor Shuichi Fukutani

Shuichi Fukutani 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).

  • Reinforcement material for rubber, rubber product using the material and method for producing the product, pneumatic tire using the material and method for producing the tire
    Patent number: 8906514
    Abstract: Provided are a reinforcement material, not causing undesired stress and having excellent shape stability characteristics, a rubber product using the material and a method for producing the product, and a pneumatic tire using the material and a method for producing the tire. The reinforcement material for rubber has a flat coil shape where, when the material is in a single free state, loop portions are partly superposed on each other in sequence, and is embedded in a rubber product such as a pneumatic tire.
    Type: Grant
    Filed: January 22, 2004
    Date of Patent: December 9, 2014
    Assignee: The Yokohama Rubber Co., Ltd.
    Inventors: Shuichi Fukutani, Hidenori Matsushima
  • Reinforcement material for rubber, rubber product using the material and method for producing the product, pneumatic tire using the material and method for producing the tire
    Publication number: 20060081319
    Abstract: Provided are a reinforcement material, not causing undesired stress and having excellent shape stability characteristics, a rubber product using the material and a method for producing the product, and a pneumatic tire using the material and a method for producing the tire. The reinforcement material for rubber has a flat coil shape where, when the material is in a single free state, loop portions are partly superposed on each other in sequence, and is embedded in a rubber product such as a pneumatic tire.
    Type: Application
    Filed: January 22, 2004
    Publication date: April 20, 2006
    Inventors: Shuichi Fukutani, Hidenori Matsushima
  • Rubber composition
    Patent number: 6916888
    Abstract: A rubber composition comprising a vulcanizable rubber, a reinforcing filler, a softening agent, and other reagents for rubber to which is added in a specific amount of a sulfur compound having the formula (I): —(SxR1)n—??(I) wherein R1 represents an organic group, x is a number of 3 to 5 on average, and n is an integer of 1 to 100, or a specific sulfur compound (1) and sulfur (2), and optionally a thiazole base, sulfenamide base, thiuram base, and/or diothio acid base vulcanization accelerator (3).
    Type: Grant
    Filed: December 23, 2002
    Date of Patent: July 12, 2005
    Assignee: The Yokohama Rubber Co., Ltd.
    Inventors: Fumito Yatsuyanagi, Kazunori Ishikawa, Shuichi Fukutani
  • Rubber composition
    Patent number: 6849674
    Abstract: A rubber composition comprising a vulcanizable rubber, a reinforcing filler, a softening agent, and other reagents for rubber to which is added in a specific amount of a sulfur compound having the formula (I): —(SxR1)n—??(I) wherein R1 represents an organic group, x is a number of 3 to 5 on average, and n is an integer of 1 to 100, or a specific sulfur compound (1) and sulfur (2), and optionally a thiazole base, sulfenamide base, thiuram base, and/or diothio acid base vulcanization accelerator (3).
    Type: Grant
    Filed: December 23, 2002
    Date of Patent: February 1, 2005
    Assignee: The Yokohama Rubber Co., Ltd.
    Inventors: Fumito Yatsuyanagi, Kazunori Ishikawa, Shuichi Fukutani
  • Rubber composition
    Publication number: 20030204026
    Abstract: A rubber composition comprising a vulcanizable rubber, a reinforcing filler, a softening agent, and other reagents for rubber to which is added in a specific amount of a sulfur compound having the formula (I):
    Type: Application
    Filed: December 23, 2002
    Publication date: October 30, 2003
    Applicant: The Yokohama Rubber Co., Ltd.
    Inventors: Fumito Yatsuyanagi, Kazunori Ishikawa, Shuichi Fukutani
  • Rubber composition
    Publication number: 20030195302
    Abstract: A rubber composition comprising a vulcanizable rubber, a reinforcing filler, a softening agent, and other reagents for rubber to which is added in a specific amount of a sulfur compound having the formula (I):
    Type: Application
    Filed: December 23, 2002
    Publication date: October 16, 2003
    Applicant: The Yokohama Rubber Co., Ltd
    Inventors: Fumito Yatsuyanagi, Kazunori Ishikawa, Shuichi Fukutani
  • Rubber composition
    Patent number: 6518367
    Abstract: A rubber composition comprising a vulcanizable rubber, a reinforcing filler, a softening agent, and other reagents for rubber to which is added in a specific amount of a sulfur compound having the formula (I): —(SxR1)n—  (I) wherein R1 represents an organic group, x is a number of 3 to 5 on average, and n is an integer of 1 to 100, or a specific sulfur compound (1) and sulfur (2), and optionally a thiazole base, sulfenamide base, thiuram base, and/or diothio acid base vulcanization accelerator (3).
    Type: Grant
    Filed: February 15, 2000
    Date of Patent: February 11, 2003
    Assignee: The Yokohama Rubber Co., Ltd.
    Inventors: Fumito Yatsuyanagi, Kazunori Ishikawa, Shuichi Fukutani