Patents by Inventor Tomohito Sakurai

Tomohito Sakurai 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 Manufacturing Neuraminic Acid Derivatives
    Publication number: 20170114035
    Abstract: The present invention provides methods for manufacturing neuraminic acid derivatives. [Means for solution] Methods for manufacturing compounds represented by the formula (I): [wherein R1 represents a C1-C19 alkyl group], or a pharmacologically acceptable salt thereof, using N-acetylneuraminic acid dihydrate as a starting raw material are provided.
    Type: Application
    Filed: January 9, 2017
    Publication date: April 27, 2017
    Inventors: Tomohito SAKURAI, Takumi NAKAJIMA, Masakazu WAKAYAMA, Fumihiko TORIYAMA, Yasuhisa KUWAHARA
  • Method for Manufacturing Neuraminic Acid Derivatives
    Publication number: 20140356625
    Abstract: The present invention provides methods for manufacturing neuraminic acid derivatives. [Means for solution] Methods for manufacturing compounds represented by the formula (I): [wherein R1 represents a C1-C19 alkyl group], or a pharmacologically acceptable salt thereof, using N-acetylneuraminic acid dihydrate as a starting raw material are provided.
    Type: Application
    Filed: December 13, 2012
    Publication date: December 4, 2014
    Inventors: Tomohito Sakurai, Takumi Nakajima, Masakazu Wakayama, Fumihiko Toriyama, Yasuhisa Kuwahara