Patents by Inventor Masatomo Kato

Masatomo Kato 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).

  • Publication number: 20230346744
    Abstract: The present disclosure provides an agent for treating or preventing an eye disease such as presbyopia, comprising, as an active ingredient, a sulfur-containing compound having a specified structure.
    Type: Application
    Filed: May 25, 2021
    Publication date: November 2, 2023
    Applicant: SANTEN PHARMACEUTICAL CO., LTD.
    Inventors: Masatomo KATO, Tomoko ODA, Takahiro HONDA
  • Publication number: 20230190766
    Abstract: The present invention relates to a pharmaceutical composition for treating myopia, preventing myopia and/or suppressing myopia progression, comprising (+)-11-[2-[2-[(diethylamino)methyl]-1-piperidinyl]acetyl]-5,11-dihydro-6H-pyrido[2,3-b][1,4]benzodiazepin-6-one or a salt thereof as an active ingredient, wherein the pharmaceutical composition is substantially free of (?)-11-[2-[2-[(diethylamino)methyl]-1-piperidinyl]acetyl]-5,11-dihydro-6H-pyrido[2,3-b][1,4]benzodiazepin-6-one or a salt thereof.
    Type: Application
    Filed: August 3, 2021
    Publication date: June 22, 2023
    Inventors: Takaaki INABA, Masatomo KATO
  • Patent number: 11642350
    Abstract: The present invention relates to an agent for preventing myopia, treating myopia, and/or preventing myopia progression, comprising tiotropium as an active ingredient.
    Type: Grant
    Filed: March 22, 2018
    Date of Patent: May 9, 2023
    Assignees: Singapore Health Services PTE LTD, Santen Pharmaceutical Co., Ltd.
    Inventors: Tiang Hwee Donald Tan, Roger Wilmer Beuerman, Seang-Mei Saw, Aradhana Upadhyay, Masatomo Kato, Takaaki Inaba
  • Publication number: 20230040386
    Abstract: The present disclosure provides an agent for treating or preventing eye diseases such as presbyopia, comprising, as an active ingredient, ursodeoxycholic acid or an amide conjugate of ursodeoxycholic acid, or an ester thereof, or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: August 2, 2022
    Publication date: February 9, 2023
    Applicant: SANTEN PHARMACEUTICAL CO., LTD.
    Inventors: Masatomo KATO, Tomoko ODA, Kazutaka KIDO
  • Patent number: 11419880
    Abstract: The present disclosure provides an agent for treating or preventing eye diseases such as presbyopia, comprising, as an active ingredient, ursodeoxycholic acid or an amide conjugate of ursodeoxycholic acid, or an ester thereof, or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: December 9, 2021
    Date of Patent: August 23, 2022
    Assignee: Santen Pharmaceutical Co., Ltd.
    Inventors: Masatomo Kato, Tomoko Oda, Kazutaka Kido
  • Publication number: 20220151989
    Abstract: The present disclosure provides and an agent for treating or preventing an eye disease such as presbyopia, comprising, as an active ingredient, a lipoic acid prodrug having a specified structure.
    Type: Application
    Filed: April 16, 2020
    Publication date: May 19, 2022
    Applicant: SANTEN PHARMACEUTICAL CO., LTD.
    Inventors: Masatomo KATO, Tomoko ODA, Shinji TAKAOKA, Takahiro HONDA, Tatsuya HATA
  • Publication number: 20220096497
    Abstract: The present disclosure provides an agent for treating or preventing eye diseases such as presbyopia, comprising, as an active ingredient, ursodeoxycholic acid or an amide conjugate of ursodeoxycholic acid, or an ester thereof, or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: December 9, 2021
    Publication date: March 31, 2022
    Applicant: SANTEN PHARMACEUTICAL CO., LTD.
    Inventors: Masatomo KATO, Tomoko ODA, Kazutaka KIDO
  • Publication number: 20220072012
    Abstract: The present disclosure provides an agent for treating or preventing eye diseases such as presbyopia, comprising, as an active ingredient, ursodeoxycholic acid or an amide conjugate of ursodeoxycholic acid, or an ester thereof, or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: December 17, 2019
    Publication date: March 10, 2022
    Applicant: SANTEN PHARMACEUTICAL CO., LTD.
    Inventors: Masatomo KATO, Tomoko ODA, Kazutaka KIDO
  • Publication number: 20220062209
    Abstract: The present disclosure provides an agent for treating or preventing eye diseases such as presbyopia, comprising, as an active ingredient, 4-phenylbutyric acid or an ester thereof, or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: December 17, 2019
    Publication date: March 3, 2022
    Applicant: SANTEN PHARMACEUTICAL CO., LTD.
    Inventors: Masatomo KATO, Tomoko ODA, Kensuke NOZAKI
  • Publication number: 20210059997
    Abstract: Provided are agents for prevention and therapeutic treatment of cataract that act by a different mechanism from conventional agents, and use of a PPAR activator for production of such agents. An agent for prevention and/or therapeutic treatment of cataract, containing a PPAR activator as an active ingredient, is used.
    Type: Application
    Filed: December 27, 2018
    Publication date: March 4, 2021
    Applicants: UNIVERSITY OF FUKUI, SANTEN PHARMACEUTICAL CO., LTD.
    Inventors: Masaya OKI, Fumito KANADA, Kazuma KAMATA, Yoshihiro TAKAMURA, Seiji MIYAKE, Masaru INATANI, Hiroyuki UCHIDA, Miho NOGATA, Masatomo KATO, Koushi FUJISAWA, Shinji TAKAOKA
  • Publication number: 20200147098
    Abstract: The present invention relates to an agent for preventing myopia, treating myopia, and/or preventing myopia progression, comprising tiotropium as an active ingredient.
    Type: Application
    Filed: March 22, 2018
    Publication date: May 14, 2020
    Inventors: Tiang Hwee Donald TAN, Roger Wilmer BEUERMAN, Seang-Mei SAW, Aradhana UPADHYAY, Masatomo KATO, Takaaki INABA
  • Patent number: 10260491
    Abstract: Provided is a sliding member, method for manufacturing sliding member, and compressor swash plate using sliding member in which adhesion between the substrate and the resin is enhanced, and which has the excellent durability whereby peeling of the resin film from the substrate does not occur due to prolonged sliding even under harsh load conditions. The sliding member provides a substrate irradiated laser light with energy intensity per unit area of 0.053 J/mm2 or more and configured an uneven part formed toward a vertical direction by the irradiated laser light and a melted and solidified portion on the uneven part and a resin film including solid lubricant and a binder resin on the substrate.
    Type: Grant
    Filed: February 5, 2014
    Date of Patent: April 16, 2019
    Assignee: TAIHO KOGYO CO., LTD.
    Inventors: Masatomo Kato, Masato Shibata, Shingo Goto, Eiji Yoshida, Keigo Ota
  • Publication number: 20160076528
    Abstract: Provided is a sliding member, method for manufacturing sliding member, and compressor swash plate using sliding member in which adhesion between the substrate and the resin is enhanced, and which has the excellent durability whereby peeling of the resin film from the substrate does not occur due to prolonged sliding even under harsh load conditions. The sliding member provides a substrate irradiated laser light with energy intensity per unit area of 0.053 J/mm2 or more and configured an uneven part formed toward a vertical direction by the irradiated laser light and a melted and solidified portion on the uneven part and a resin film including solid lubricant and a binder resin on the substrate.
    Type: Application
    Filed: February 5, 2014
    Publication date: March 17, 2016
    Inventors: Masatomo KATO, Masato SHIBATA, Shingo GOTO, Eiji YOSHIDA, Keigo OTA
  • Patent number: 8975256
    Abstract: A 1,2,3,4-tetrahydroquinoxaline compound represented by the following formula: In the formula (1), R1 represents substituents such as a halogen, an alkyl, a cycloalkyl, an aryl or a heterocyclic group; p represents 0 to 5; R2 represents substituents such as a halogen, an alkyl, a hydroxyl or an alkoxy group; q represents 0 to 2; R3 represents substituents such as hydrogen, an alkyl, an alkenyl, an alkylcarbonyl or an arylcarbonyl group; R4 and R5 independently represent substituents such as hydrogen, a halogen, an alkyl, an alkenyl, an alkynyl, a cycloalkyl, an aryl or a heterocyclic group; R6 represents substituents such as hydrogen, an alkyl, an alkenyl, an alkynyl, a cycloalkyl, an aryl or a heterocyclic group; A represents an alkylene; R7 represents OR8, NR8R9, SR8, S(O)R8, S(O)2R8; R8 and R9 independently represent substituents such as hydrogen, an alkyl or an alkenyl; and X represents O or S.
    Type: Grant
    Filed: July 9, 2013
    Date of Patent: March 10, 2015
    Assignee: Santen Pharmaceutical Co., Ltd.
    Inventors: Mamoru Matsuda, Toshiyuki Mori, Kenji Kawashima, Minoru Yamamoto, Masatomo Kato, Miwa Takai, Masato Nagatsuka, Sachiko Kobayashi
  • Publication number: 20140066685
    Abstract: Provided is a method for disposal of radioactive waste which can reduce the radiation level until the waste can be reused as landfill or the like and which prevents the leakage of radiation nuclides in the ground. The method includes the following: a primary treatment step of turning the radioactive waste into a radioactive waste (primary treated waste) which has a radiation level equal to or less than a reference value via a radiation shielding agent composed of or predominantly composed of a Ca-based inorganic compound; and a secondary treatment step of heating to melt the primary treated waste and thereafter cooling the same to glass granules, and then sealing radioactive nuclides in the glass body.
    Type: Application
    Filed: May 24, 2013
    Publication date: March 6, 2014
    Inventors: Daigo Kato, Masatomo Kato
  • Patent number: 8664221
    Abstract: The object aims to find a novel pharmacological activity of a novel 1,2,3,4-tetrahydroquinoxaline derivative which contains, as a substituent, a phenyl group having a sulfonic acid ester structure introduced therein. A compound represented by general formula (1) or a salt thereof is useful as a glucocorticoid receptor agonist, particularly as a therapeutic agent for diseases against which a glucocorticoid receptor agonist (e.g., a steroid) is believed to be effective, such as inflammatory bone/joint diseases, inflammatory ophthalmic diseases (inflammatory ophthalmic diseases in the anterior or posterior segment of an eye).
    Type: Grant
    Filed: September 11, 2009
    Date of Patent: March 4, 2014
    Assignee: Santen Pharmaceutical Co., Ltd.
    Inventors: Masatomo Kato, Miwa Takai, Takahiro Matsuyama, Tatsuji Kurose, Yumi Hagiwara, Kenji Oki, Mamoru Matsuda, Toshiyuki Mori
  • Publication number: 20140045842
    Abstract: A method for treating a non-ocular inflammatory disease comprising administering to a patient in need thereof a therapeutically effective amount of a compound represented by the following formula (1) or a salt thereof: R1 represents: R2 represents a lower alkyl group, a lower cycloalkyl group or an aralkyl group; R3 represents a lower alkyl group; R4, R5, R6 or R7 each represents a halogen atom, a lower alkyl group, a hydroxyl group, a lower alkoxy group, a cyano group or a nitro group; m, n, p or q each represents 0, 1 or 2; in the case where m, n, p or q is 2, each of R4, R5, R6 or R7 is the same or different.
    Type: Application
    Filed: October 22, 2013
    Publication date: February 13, 2014
    Applicant: SANTEN PHARMACEUTICAL CO., LTD.
    Inventors: Masatomo KATO, Miwa Takai, Takahiro Matsuyama, Tatsuji Kurose, Yumi Hagiwara, Kenji Oki, Mamoru Matsuda, Toshiyuki Mori
  • Publication number: 20130303537
    Abstract: A 1,2,3,4-tetrahydroquinoxaline compound represented by the following formula: In the formula (1), R1 represents substituents such as a halogen, an alkyl, a cycloalkyl, an aryl or a heterocyclic group; p represents 0 to 5; R2 represents substituents such as a halogen, an alkyl, a hydroxyl or an alkoxy group; q represents 0 to 2; R3 represents substituents such as hydrogen, an alkyl, an alkenyl, an alkylcarbonyl or an arylcarbonyl group; R4 and R5 independently represent substituents such as hydrogen, a halogen, an alkyl, an alkenyl, an alkynyl, a cycloalkyl, an aryl or a heterocyclic group; R6 represents substituents such as hydrogen, an alkyl, an alkenyl, an alkynyl, a cycloalkyl, an aryl or a heterocyclic group; A represents an alkylene; R7 represents OR8, NR8R9, SR8, S(O)R8, S(O)2R8; R8 and R9 independently represent substituents such as hydrogen, an alkyl or an alkenyl; and X represents O or S.
    Type: Application
    Filed: July 9, 2013
    Publication date: November 14, 2013
    Inventors: Mamoru MATSUDA, Toshiyuki MORI, Kenji KAWASHIMA, Minoru YAMAMOTO, Masatomo KATO, Miwa TAKAI, Masato NAGATSUKA, Sachiko KOBAYASHI
  • Patent number: 8580784
    Abstract: A method for preventing or treating a disease related to the glucocorticoid receptor involving administering a pharmacologically effective amount of a 1,2-dihydroquinoline compound.
    Type: Grant
    Filed: July 14, 2011
    Date of Patent: November 12, 2013
    Assignee: Santen Pharmaceutical Co., Ltd.
    Inventors: Mamoru Matsuda, Masato Nagatsuka, Toshiyuki Mori, Sachiko Kobayashi, Masatomo Kato, Miwa Takai
  • Patent number: 8569493
    Abstract: A method for preventing or treating a metabolic disorder, an inflammatory disease, an autoimmune disease, an allergic disease, a central nervous system disease, a cardiovascular disease, a homeostasis-related disease or glaucoma, involving administering a compound or a salt thereof, the compound having the following formula (1): wherein R1 represents alkyl, cycloalkyl, aryl, heterocyclic or aralkyl; R7 represents cycloalkyl, aryl or heterocyclic; W represents oxygen or NR8, Y represents alkylene, Z represents oxygen, sulfur, OCO or NR9; R2, R3, R4, R6, R8 and R9 represent hydrogen or alkyl.
    Type: Grant
    Filed: February 2, 2012
    Date of Patent: October 29, 2013
    Assignee: Santen Pharmaceutical Co., Ltd.
    Inventors: Mamoru Matsuda, Toshiyuki Mori, Masato Nagatsuka, Sachiko Kobayashi, Masatomo Kato, Miwa Takai