Patents by Inventor Mitsuhiro Omiya

Mitsuhiro Omiya 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).

  • Glass chopped strand mat, glass chopped strand mat roll, method for manufacturing glass chopped strand mat and automotive molded ceiling material
    Patent number: 10196011
    Abstract: In a glass chopped strand mat, a short chopped strand layer having first glass chopped strands with an average length of 25.4 to 76.2 mm and a long chopped strand layer having second glass chopped strands with an average length of 76.2 to 203.2 mm are laminated, a difference between the average length of the first glass chopped strands and that of the second glass chopped strands is 25.4 mm or greater, the short chopped strand layer occupies 50 to 70 parts by mass, and the long chopped strand layer occupies 30 to 50 parts by mass with respect to 100 parts by mass of the glass chopped strand mat, a mass per unit area of the glass chopped strand mat is 180 g/m2 or lower, and a loss on ignition of the glass chopped strand mat measured on the basis of JIS R 3420 is lower than 10%.
    Type: Grant
    Filed: December 7, 2017
    Date of Patent: February 5, 2019
    Assignee: Nitto Boseki Co., Ltd.
    Inventors: Mitsuhiro Omiya, Masatoshi Suzuki
  • Glass chopped strand mat, glass chopped strand mat roll, method for manufacturing glass chopped strand mat and automotive molded ceiling material
    Patent number: 10160403
    Abstract: In a glass chopped strand mat, a short chopped strand layer having first glass chopped strands with an average length of 25.4 to 76.2 mm and a long chopped strand layer having second glass chopped strands with an average length of 76.2 to 203.2 mm are laminated, a difference between the average length of the first glass chopped strands and that of the second glass chopped strands is 25.4 mm or greater, the short chopped strand layer occupies 50 to 70 parts by mass, and the long chopped strand layer occupies 30 to 50 parts by mass with respect to 100 parts by mass of the glass chopped strand mat, a mass per unit area of the glass chopped strand mat is 180 g/m2 or lower, and a loss on ignition of the glass chopped strand mat measured on the basis of JIS R 3420 is lower than 10%.
    Type: Grant
    Filed: December 24, 2014
    Date of Patent: December 25, 2018
    Assignee: Nitto Boseki Co., Ltd.
    Inventors: Mitsuhiro Omiya, Masatoshi Suzuki
  • Glass Chopped Strand Mat, Glass Chopped Strand Mat Roll, Method for Manufacturing Glass Chopped Strand Mat and Automotive Molded Ceiling Material
    Publication number: 20180099625
    Abstract: In a glass chopped strand mat, a short chopped strand layer having first glass chopped strands with an average length of 25.4 to 76.2 mm and a long chopped strand layer having second glass chopped strands with an average length of 76.2 to 203.2 mm are laminated, a difference between the average length of the first glass chopped strands and that of the second glass chopped strands is 25.4 mm or greater, the short chopped strand layer occupies 50 to 70 parts by mass, and the long chopped strand layer occupies 30 to 50 parts by mass with respect to 100 parts by mass of the glass chopped strand mat, a mass per unit area of the glass chopped strand mat is 180 g/m2 or lower, and a loss on ignition of the glass chopped strand mat measured on the basis of JIS R 3420 is lower than 10%.
    Type: Application
    Filed: December 7, 2017
    Publication date: April 12, 2018
    Applicant: NITTO BOSEKI CO., LTD.
    Inventors: Mitsuhiro Omiya, Masatoshi Suzuki
  • Glass Chopped Strand Mat, Glass Chopped Strand Mat Roll, Method for Manufacturing Glass Chopped Strand Mat and Automotive Molded Ceiling Material
    Publication number: 20170015257
    Abstract: In a glass chopped strand mat, a short chopped strand layer having first glass chopped strands with an average length of 25.4 to 76.2 mm and a long chopped strand layer having second glass chopped strands with an average length of 76.2 to 203.2 mm are laminated, a difference between the average length of the first glass chopped strands and that of the second glass chopped strands is 25.4 mm or greater, the short chopped strand layer occupies 50 to 70 parts by mass, and the long chopped strand layer occupies 30 to 50 parts by mass with respect to 100 parts by mass of the glass chopped strand mat, a mass per unit area of the glass chopped strand mat is 180 g/m2 or lower, and a loss on ignition of the glass chopped strand mat measured on the basis of JIS R 3420 is lower than 10%.
    Type: Application
    Filed: December 24, 2014
    Publication date: January 19, 2017
    Applicant: NITTO BOSEKI CO., LTD.
    Inventors: Mitsuhiro Omiya, Masatoshi Suzuki