Patents by Inventor Toshifumi NOZAWA

Toshifumi NOZAWA 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).

  • Alkanethioic acid derivative and perfume composition containing the same
    Patent number: 11040941
    Abstract: An alkanethioic acid derivative capable of imparting a characteristic aroma or flavor to fragrances and cosmetics, and foods and beverages; and a perfume composition comprising the alkanethioic acid derivative as an active ingredient. S-alkyl 5-[(1-alkoxy)ethoxy]alkanethioate represented by formula (1), and a perfume composition comprising the S-alkyl 5-[(1-alkoxy)ethoxy]alkanethioate represented by formula (1) as an active ingredient. In the formula (1), R1 represents an alkyl group having 1 to 9 carbon atoms, R2 represents an alkyl group having 2 to 4 carbon atoms, and R3 represents a methyl group or an ethyl group.
    Type: Grant
    Filed: September 12, 2018
    Date of Patent: June 22, 2021
    Assignee: T. HASEGAWA CO., LTD.
    Inventors: Daichi Oguro, Kazuya Kawabata, Akira Nakanishi, Toshifumi Nozawa, Masaki Shimazu
  • NOVEL ALKANETHIOIC ACID DERIVATIVE AND PERFUME COMPOSITION CONTAINING THE SAME
    Publication number: 20200290958
    Abstract: An alkanethioic acid derivative capable of imparting a characteristic aroma or flavor to fragrances and cosmetics, and foods and beverages; and a perfume composition comprising the alkanethioic acid derivative as an active ingredient. S-alkyl 5-[(1-alkoxy)ethoxy]alkanethioate represented by formula (1), and a perfume composition comprising the S-alkyl 5-[(1-alkoxy)ethoxy]alkanethioate represented by formula (1) as an active ingredient. In the formula (1), R1 represents an alkyl group having 1 to 9 carbon atoms, R2 represents an alkyl group having 2 to 4 carbon atoms, and R3 represents a methyl group or an ethyl group.
    Type: Application
    Filed: September 12, 2018
    Publication date: September 17, 2020
    Applicant: T. HASEGAWA CO., LTD.
    Inventors: Daichi OGURO, Kazuya KAWABATA, Akira NAKANISHI, Toshifumi NOZAWA, Masaki SHIMAZU