Patents by Inventor Kazutaka Fujiki

Kazutaka Fujiki 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).

  • Patent number: 6923987
    Abstract: A solid preparation for dialysis for preparing a double preparation type sodium bicarbonate solid preparation for dialysis in which there is no fear that a sugar component is decomposed or colored, and which can maintain stability and is also excellent in content homogeneity and a process for producing the same. The solid preparation for dialysis is a mixture of a first composition composed of core particles including sodium chloride and a coating layer containing one or more electrolytes, a second composition composed of core particles including a sugar that is covered with a coating layer comprising the same sugar or a different sugar, and an acid.
    Type: Grant
    Filed: September 27, 2001
    Date of Patent: August 2, 2005
    Assignee: Nipro Corporation
    Inventors: Toshiya Kai, Kazuyuki Yamamoto, Kazutaka Fujiki, Makoto Sato
  • Patent number: 6464977
    Abstract: A solid preparation for dialysis for preparing a double preparation type sodium bicarbonate solid preparation for dialysis in which there is no fear that a sugar is decomposed or colored, and which can maintain stability and also is excellent in content homogeneity and a process for producing the same. The solid preparation for dialysis is a mixture of a first composition composed of core particles including sodium chloride that are coated with a coating layer containing one or more electrolytes, a second composition composed of core particles including a sugar that are covered with a coating layer containing one or more electrolytes, and an acid.
    Type: Grant
    Filed: September 27, 2001
    Date of Patent: October 15, 2002
    Assignee: Nipro Corporation
    Inventors: Toshiya Kai, Kazuyuki Yamamoto, Kazutaka Fujiki, Makoto Sato
  • Patent number: 6407070
    Abstract: A one-pack solid pharmaceutical composition for dialysate containing sodium bicarbonate which can prevent the reactions between sodium bicarbonate and acetic acid and between sodium bicarbonate and electrolytes, and is excellent in long term storage stability is provided. The solid pharmaceutical composition for dialysate containing sodium bicarbonate is a mixture of an agent A containing sodium chloride, calcium chloride, magnesium chloride, potassium chloride, sodium acetate and acetic acid and an agent B containing sodium bicarbonate coated with sodium acetate.
    Type: Grant
    Filed: September 5, 2000
    Date of Patent: June 18, 2002
    Assignee: Nipro Corporation
    Inventors: Toshiya Kai, Kazuyuki Yamamoto, Kazutaka Fujiki, Hiroaki Kato, Makoto Sato
  • Publication number: 20020061334
    Abstract: A solid preparation for dialysis for preparing a double preparation type sodium bicarbonate solid preparation for dialysis in which there is no fear that a sugar is decomposed or colored, and which can maintain stability and also is excellent in content homogeneity and a process for producing the same. The solid preparation for dialysis is a mixture of a first composition composed of core particles including sodium chloride that are coated with a coating layer containing one or more electrolytes, a second composition composed of core particles including a sugar that are covered with a coating layer containing one or more electrolytes, and an acid.
    Type: Application
    Filed: September 27, 2001
    Publication date: May 23, 2002
    Inventors: Toshiya Kai, Kazuyuki Yamamoto, Kazutaka Fujiki, Makoto Sato
  • Publication number: 20020061338
    Abstract: A solid preparation for dialysis for preparing a double preparation type sodium bicarbonate solid preparation for dialysis in which there is no fear that a sugar component is decomposed or colored, and which can maintain stability and is also excellent in content homogeneity and a process for producing the same. The solid preparation for dialysis is a mixture of a first composition composed of core particles including sodium chloride and a coating layer containing one or more electrolytes, a second composition composed of core particles including a sugar that is covered with a coating layer comprising the same sugar or a different sugar, and an acid.
    Type: Application
    Filed: September 27, 2001
    Publication date: May 23, 2002
    Inventors: Toshiya Kai, Kazuyuki Yamamoto, Kazutaka Fujiki, Makoto Sato