Patents by Inventor Kenji Mandai

Kenji Mandai 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).

  • Diverting agent, method for temporarily filling fracture in well using same, and method for further forming fracture
    Patent number: 11939855
    Abstract: A diverting agent and method for temporarily filling fractures. The diverting agent contains a powder-like polyvinyl alcohol-based resin (P1) and a pellet-like polyvinyl alcohol-based resin (P2), and has an adsorption coefficient kc of 0.01 or more and 1 or less.
    Type: Grant
    Filed: April 20, 2023
    Date of Patent: March 26, 2024
    Assignee: MITSUBISHI CHEMICAL CORPORATION
    Inventors: Shusaku Mandai, Yasuhiro Hirano, Yuya Kanamori, Kenji Furui, Keito Ikebata, Tomoki Onishi
  • Actin filament-binding protein “l-Afadin”
    Patent number: 6180760
    Abstract: An actin filament-binding protein 1-Afadin having the amino acid sequence of SEQ ID NO: 1 or having an amino acid sequence substantially the same as that of SEQ ID NO: 1, a cDNA sequence encoding the protein, a genomic DNA sequence to which the cDNA sequence or a partial sequence thereof is hybridized, and an antibody specifically recognizing 1-Afadin are provided. The protein is a novel actin filament-binding protein localized at the cadherin based cell-to-cell adherens junction and the other products are useful as the genetic materials for industrially utilizing the protein.
    Type: Grant
    Filed: September 21, 1998
    Date of Patent: January 30, 2001
    Assignees: Japan Science and Technology Corp., Manabu Wada, Hiroshi Obaishi
    Inventors: Yoshimi Takai, Hiroyuki Nakanishi, Kenji Mandai, Manabu Wada, Hiroshi Obaishi