Patents by Inventor Kakeru Yoshida

Kakeru Yoshida 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).

  • Cryopreservation jig for cryopreserving cells or tissues
    Patent number: 11510408
    Abstract: The present invention aims to provide a device for cryopreservation which enables easy and reliable cryopreservation of a cell or tissue. The device for cryopreservation of a cell or tissue of the present invention includes a deposition part on which a cell or tissue is to be deposited together with a preservation solution, wherein a surface of the deposition part includes a protrusion for holding a cell or tissue and a recess for storing a preservation solution.
    Type: Grant
    Filed: June 8, 2018
    Date of Patent: November 29, 2022
    Assignee: MITSUBISHI PAPER MILLS LIMITED
    Inventors: Kakeru Yoshida, Atsushi Matsuzawa, Yukio Tokunaga
  • FIXTURE OF CRYOPRESERVATION JIG AND FREEZING AND THAWING METHOD USING SAID FIXTURE
    Publication number: 20220361483
    Abstract: Provided is a cryopreservation jig fixture including: a base having an upper surface, side surfaces, and a bottom surface; and either a slit on the upper surface of the base or an insertion portion for inserting a cryopreservation jig on the upper surface of the base and a slit having one end opened at a lateral portion of the insertion portion. Also provided is a method of freezing and thawing a cell or tissue, which uses the fixture.
    Type: Application
    Filed: June 3, 2020
    Publication date: November 17, 2022
    Applicant: MITSUBISHI PAPER MILLS LIMITED
    Inventors: Atsushi Matsuzawa, Kakeru Yoshida
  • JIG FOR CELL OR TISSUE CRYOPRESERVATION
    Publication number: 20220287297
    Abstract: The present invention aims to provide a device for cryopreservation providing excellent working efficiency in operations for freezing and thawing cells or tissues. Provided is a device for cryopreservation off a cell or tissue including at least: a body including a strip-shaped tip; and a cap covering the tip of the body, the tip including at least a deposition part comprising a preservation solution absorber, the tip having a length in a minor axis direction of not shorter than 70% of an inner diameter of the cap, the cap including an inner cavity having a length in a major axis direction of not longer than 200% of a length in a major axis direction of the tip.
    Type: Application
    Filed: August 5, 2020
    Publication date: September 15, 2022
    Applicant: MITSUBISHI PAPER MILLS LIMITED
    Inventors: Atsushi Matsuzawa, Kakeru Yoshida
  • CRYOPRESERVATION JIG FOR CRYOPRESERVING CELLS OR TISSUES
    Publication number: 20200113176
    Abstract: The present invention aims to provide a device for cryopreservation which enables easy and reliable cryopreservation of a cell or tissue. The device for cryopreservation of a cell or tissue of the present invention includes a deposition part on which a cell or tissue is to be deposited together with a preservation solution, wherein a surface of the deposition part includes a protrusion for holding a cell or tissue and a recess for storing a preservation solution.
    Type: Application
    Filed: June 8, 2018
    Publication date: April 16, 2020
    Applicant: MITSUBISHI PAPER MILLS LIMITED
    Inventors: Kakeru Yoshida, Atsushi Matsuzawa, Yukio Tokunaga