Patents by Inventor Yuichi FUKATSU

Yuichi FUKATSU 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).

  • Method for producing 5-hydroxy-1H-imidazole-4 carboxamide 3/4 hydrate
    Patent number: 10954196
    Abstract: Provided are a method for producing a 5-hydroxy-1H-imidazole-4-carboxamide•¾ hydrate, including reacting an acidic salt of 5-hydroxy-1H-imidazole-4-carboxamide or a hydrate thereof with a base selected from the group consisting of a phosphate and an amino acid in the presence of an acidic solvent to obtain a 5-hydroxy-1H-imidazole-4-carboxamide•¾ hydrate; and a 5-hydroxy-1H-imidazole-4-carboxamide•¾ hydrate obtained by the production method.
    Type: Grant
    Filed: April 24, 2020
    Date of Patent: March 23, 2021
    Assignee: FUJIFILM Corporation
    Inventors: Tomohiro Hashimoto, Yuta Kobayashi, Yuichi Fukatsu
  • Method for producing 5-hydroxy-1H-imidazole-4 carboxamide 3/4 hydrate
    Patent number: 10919861
    Abstract: Provided are a method for producing a 5-hydroxy-1H-imidazole-4-carboxamide•¾ hydrate, including reacting an acidic salt of 5-hydroxy-1H-imidazole-4-carboxamide or a hydrate thereof with a base selected from the group consisting of a phosphate and an amino acid in the presence of an acidic solvent to obtain a 5-hydroxy-1H-imidazole-4-carboxamide•¾ hydrate; and a 5-hydroxy-1H-imidazole-4-carboxamide•¾ hydrate obtained by the production method.
    Type: Grant
    Filed: April 24, 2020
    Date of Patent: February 16, 2021
    Assignee: FUJIFILM Corporation
    Inventors: Tomohiro Hashimoto, Yuta Kobayashi, Yuichi Fukatsu
  • METHOD FOR PRODUCING 5-HYDROXY-1H-IMIDAZOLE-4 CARBOXAMIDE 3/4 HYDRATE
    Publication number: 20200247759
    Abstract: Provided are a method for producing a 5-hydroxy-1H-imidazole-4-carboxamide•¾ hydrate, including reacting an acidic salt of 5-hydroxy-1H-imidazole-4-carboxamide or a hydrate thereof with a base selected from the group consisting of a phosphate and an amino acid in the presence of an acidic solvent to obtain a 5-hydroxy-1H-imidazole-4-carboxamide•¾ hydrate; and a 5-hydroxy-1H-imidazole-4-carboxamide•¾ hydrate obtained by the production method.
    Type: Application
    Filed: April 24, 2020
    Publication date: August 6, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Tomohiro HASHIMOTO, Yuta KOBAYASHI, Yuichi FUKATSU