Patents by Inventor Yusei Miyamoto

Yusei Miyamoto 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).

  • AGENT FOR REDUCING MALODOR OF FLATULENCE AND/OR STOOL
    Publication number: 20220218742
    Abstract: Targeted at, for example, mammalian animals including human, and for the purpose of realizing an effective reduction in the malodor inherent to flatulence and/or stool with an orally ingestible material such as an inorganic substance, provided is an orally ingestible malodor reducing agent for reducing the malodor of flatulence and/or stool, the agent containing nanosized colloidal platinum microparticles as an active ingredient.
    Type: Application
    Filed: August 11, 2020
    Publication date: July 14, 2022
    Inventor: Yusei MIYAMOTO
  • Superoxide anion decomposing agent
    Patent number: 7838043
    Abstract: A scavenger of superoxide anion or nitric oxide comprising finepowder of a transition metal such as platinum. The scavenger is preferably provided as an aqueous solution containing transition metal colloid at a ratio of 1 mM or less per 1,000 ml, and can efficiently eliminate excessive superoxide anions or nitric oxide in vivo.
    Type: Grant
    Filed: February 18, 2004
    Date of Patent: November 23, 2010
    Assignee: Apt Co., Ltd
    Inventors: Yusei Miyamoto, Naoki Toshima, Takao Asano
  • Singlet oxygen quencher and composition using the same
    Patent number: 7588747
    Abstract: A novel singlet oxygen quencher is disclosed. The quencher consists of a colloidal liquid of a platinum metal group. A composition comprising, as an active ingredient, the singlet oxygen quencher is also disclosed.
    Type: Grant
    Filed: August 20, 2004
    Date of Patent: September 15, 2009
    Assignees: KOSE Corporation, APT Co., Ltd.
    Inventors: Noboru Naito, Kumi Kameyama, Akemi Takayama, Misako Kobayashi, Yusei Miyamoto, Masashi Kajita
  • Platinum nanocolloid solution, process for producing the same and drink containing platinum nanocolloid
    Patent number: 7452554
    Abstract: A nanocolloidal platinum dispersion comprising nanocolloidal platinum and a polyacrylic acid salt, the nanocolloidal platinum having an average particle size of 1-5 nm, 90% or more of the nanocolloidal platinum having a particle size in a range of 0.1-10 nm, its production method, and a drink containing such a nanocolloidal platinum dispersion.
    Type: Grant
    Filed: June 9, 2004
    Date of Patent: November 18, 2008
    Assignee: APT Co, Ltd.
    Inventors: Yusei Miyamoto, Masashi Kajita, Naoki Toshima
  • Medicament comprising noble metal fine particles
    Publication number: 20070141173
    Abstract: A medicament for prophylactic and/or therapeutic treatment of a disease selected from the group consisting of a neurodegenerative disease such as amyotrophic lateral sclerosis and Alzheimer's disease, rheumatic disease such as rheumatoid arthritis, ischemic heart disease such as myocardial infarction, stress ulcer, dermatitis, arteriosclerosis and hyperlipidemia, which comprises fineparticles of a noble metal such as platinum or an alloy containing a noble metal (e.g., platinum colloid) as an active ingredient.
    Type: Application
    Filed: February 18, 2004
    Publication date: June 21, 2007
    Applicant: SHETECH CO.. LTD.
    Inventors: Yusei Miyamoto, Hideaki Yoshida, Masashi Kajita, Hiroshi Shimizu, Tadamichi Shimizu
  • Superoxide anion decomposing agent
    Publication number: 20060204593
    Abstract: A scavenger of superoxide anion or nitric oxide comprising finepowder of a transition metal such as platinum. The scavenger is preferably provided as an aqueous solution containing transition metal colloid at a ratio of 1 mM or less per 1,000 ml, and can efficiently eliminate excessive superoxide anions or nitric oxide in vivo.
    Type: Application
    Filed: February 18, 2004
    Publication date: September 14, 2006
    Inventors: Yusei Miyamoto, Naoki Toshima, Takao Asano
  • Platinum nanocolloid solution, process for producing the same and drink containing platinum nanocolloid
    Publication number: 20060024382
    Abstract: A nanocolloidal platinum dispersion comprising nanocolloidal platinum and a polyacrylic acid salt, the nanocolloidal platinum having an average particle size of 1-5 nm, 90% or more of the nanocolloidal platinum having a particle size in a range of 0.1-10 nm, its production method, and a drink containing such a nanocolloidal platinum dispersion.
    Type: Application
    Filed: June 9, 2004
    Publication date: February 2, 2006
    Inventors: Yusei Miyamoto, Masashi Kajita, Naoki Toshima