Patents by Inventor Yota OTANI

Yota OTANI 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).

  • Publication number: 20220367234
    Abstract: A dicing die attach film including a dicing film and a die attach film laminated on the dicing film, in which the die attach film has an arithmetic average roughness Ra1 of from 0.05 to 2.50 ?m at a surface in contact with the dicing film, and a value of ratio of Ra1 to an arithmetic average roughness Ra2 at a surface that is of the die attach film and is opposite to the surface in contact with the dicing film is from 1.05 to 28.00.
    Type: Application
    Filed: July 25, 2022
    Publication date: November 17, 2022
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Yota OTANI, Hiromitsu MARUYAMA, Minoru MORITA
  • Publication number: 20220310547
    Abstract: A dicing die attach film containing a dicing film and a die attach film stacked on the dicing film, wherein the die attach film contains an organic solvent having a boiling point of 100° C. or more and less than 150° C. and a vapor pressure of 50 mmHg or less, and wherein an amount of the organic solvent in the die attach film satisfies the following (a): (a) when 1.0 g of the die attach film is immersed in 10.0 mL of acetone at 4° C. for 24 hours, an amount of the organic solvent extracted into the acetone is 800 ?g or less.
    Type: Application
    Filed: May 27, 2022
    Publication date: September 29, 2022
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Minoru MORITA, Yota OTANI, Hiromitsu MARUYAMA