Patents by Inventor Yuka Katayama

Yuka Katayama 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 DETECTING AND QUANTIFYING NUCLEIC ACID FROM ENVIRONMENTAL SAMPLES
    Publication number: 20240150853
    Abstract: The present invention provides a method for quantitatively detecting virus-derived RNA and/or DNA in an environmental sample or a fecal sample with high sensitivity, and a kit for quantitatively detecting virus-derived RNA and/or DNA in an environmental sample or a fecal sample with high sensitivity.
    Type: Application
    Filed: February 25, 2022
    Publication date: May 9, 2024
    Applicants: NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY, Shionogi & Co., Ltd.
    Inventors: Masaaki KITAJIMA, Ryo IWAMOTO, Yusaku MASAGO, Shin HAYASE, Yuka KATAYAMA ADACHI
  • Hydrocarbon Synthesis Catalyst, Method for Manufacturing Same, and Method for Synthesizing Hydrocarbons
    Publication number: 20230381754
    Abstract: A hydrocarbon synthesis catalyst is for reacting a raw material gas including hydrogen and carbon dioxide to convert to hydrocarbons, wherein when elemental analysis of a surface of the hydrocarbon synthesis catalyst to be brought into contact with the raw material gas is performed by energy dispersive X-ray spectroscopy (SEM-EDX), 15 to 65% by mass of Fe, 10 to 40% by mass of O, 0.04 to 30% by mass of Na, 0 to 15% by mass of Ni, and 5 to 30% by mass of Cr are detected.
    Type: Application
    Filed: May 26, 2023
    Publication date: November 30, 2023
    Inventors: Mai Mizubayashi, Naoki Tomono, Yuka Katayama, Jingdi Cao, Noritatsu Tsubaki, Guohui Yang