Patents by Inventor Tomohiro Sugahara

Tomohiro Sugahara 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).

  • Biosurfactant-producing recombinant microorganism
    Patent number: 12241106
    Abstract: Provided is a means for increasing mannosylerythritol lipid (MEL) production efficiency. The present invention is a mannosylerythritol-lipid-producing microorganism transformed with an expression vector having a gene that encodes a lipase under the control of E5Pgap promoter or E5Ptef promoter.
    Type: Grant
    Filed: July 8, 2020
    Date of Patent: March 4, 2025
    Assignees: NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY, TOYOBO CO., LTD.
    Inventors: Tomotake Morita, Azusa Saika, Hideaki Koike, Tokuma Fukuoka, Dai Kitamoto, Tomohiro Sugahara, Shuhei Yamamoto, Atsushi Sogabe
  • Cured product, modified cured product, and curing method
    Patent number: 11834555
    Abstract: A cured product of a silanol composition comprising a cyclic silanol containing a silanol group and having a cyclic structure formed by a siloxane bond, and a dehydration condensation product thereof, wherein an area ratio of a peak derived from SiO—H stretching observed at 2600 to 3800 cm?1 to an area of a peak derived from Si—O—Si stretching observed at 960 to 1220 cm?1 (SiO—H stretching/Si—O—Si stretching area ratio) is 0.01 or more in an IR spectrum.
    Type: Grant
    Filed: February 19, 2020
    Date of Patent: December 5, 2023
    Assignee: Asahi Kasei Kabushiki Kaisha
    Inventors: Kazuhiro Yamauchi, Tomohiro Sugahara, Tatsuro Toda
  • MONOACYLATED MEL-PRODUCING MICROORGANISM
    Publication number: 20230037120
    Abstract: Provided is a monoacylated MEL. A microorganism of the genus Pseudozyma produces monoacylated MEL-B.
    Type: Application
    Filed: December 2, 2020
    Publication date: February 2, 2023
    Applicants: NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY, TOYOBO CO., LTD.
    Inventors: Tomotake MORITA, Azusa SAIKA, Tokuma FUKUOKA, Dai KITAMOTO, Tomohiro SUGAHARA, Shuhei YAMAMOTO, Atsushi SOGABE
  • BIOSURFACTANT-PRODUCING RECOMBINANT MICROORGANISM
    Publication number: 20220282296
    Abstract: Provided is a means for increasing mannosylerythritol lipid (MEL) production efficiency. The present invention is a mannosylerythritol-lipid-producing microorganism transformed with an expression vector having a gene that encodes a lipase under the control of E5Pgap promoter or E5Ptef promoter.
    Type: Application
    Filed: July 8, 2020
    Publication date: September 8, 2022
    Applicants: NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY, TOYOBO CO., LTD.
    Inventors: Tomotake MORITA, Azusa SAIKA, Hideaki KOIKE, Tokuma FUKUOKA, Dai KITAMOTO, Tomohiro SUGAHARA, Shuhei YAMAMOTO, Atsushi SOGABE
  • PRODUCTION OF MONOACYL MEL
    Publication number: 20220275414
    Abstract: Provided is a means for efficiently producing a monoacyl MEL. This means comprises culturing a monoacyl-MEL-producing microorganism in the presence of a surfactant.
    Type: Application
    Filed: August 24, 2020
    Publication date: September 1, 2022
    Applicants: NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY, TOYOBO CO., LTD.
    Inventors: Tomotake MORITA, Azusa SAIKA, Tokuma FUKUOKA, Dai KITAMOTO, Tomohiro SUGAHARA, Shuhei YAMAMOTO, Atsushi SOGABE
  • Cured Product, Modified Cured Product, and Curing Method
    Publication number: 20220185964
    Abstract: A cured product of a silanol composition comprising a cyclic silanol containing a silanol group and having a cyclic structure formed by a siloxane bond, and a dehydration condensation product thereof, wherein an area ratio of a peak derived from SiO—H stretching observed at 2600 to 3800 cm?1 to an area of a peak derived from Si—O—Si stretching observed at 960 to 1220 cm?1 (SiO—H stretching/Si—O—Si stretching area ratio) is 0.01 or more in an IR spectrum.
    Type: Application
    Filed: February 19, 2020
    Publication date: June 16, 2022
    Applicant: Asahi Kasei Kabushiki Kaisha
    Inventors: Kazuhiro Yamauchi, Tomohiro Sugahara, Tatsuro Toda