Patents by Inventor Kazuto Yamazaki
Kazuto Yamazaki 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).
-
Patent number: 11911381Abstract: The compound of formula (1a) wherein p is 1 or 2, R1-R4 are hydrogen atom or the like, and a-d are 1 or 2, or a pharmaceutically acceptable salt thereof, which has an antitumor effect by inhibiting the binding between a MLL fusion protein that is infused with AF4, AF9, or the like, which is a representative fusion partner gene causing MLL leukemia, and menin.Type: GrantFiled: May 23, 2022Date of Patent: February 27, 2024Assignee: Sumitomo Pharma Co., Ltd.Inventors: Seiji Kamioka, Hitoshi Ban, Naoaki Shimada, Wataru Hirose, Akihiko Arakawa, Kazuto Yamazaki, Kenjiro Hira
-
Publication number: 20230298822Abstract: A film capacitor that includes a wound body having a dielectric film and a metal layer, the dielectric film including a cured product of a first organic material having a hydroxy group and a second organic material that is an aromatic compound having an isocyanate group, the metal layer being disposed at least on a first main surface of the dielectric film. The first main surface of the dielectric film includes a plurality of protrusions having the second organic material. In an area range of 100 µm by 140 µm of the first main surface of the dielectric film, the plurality of the protrusions have an average diameter of 0.58 µm to 5.98 µm and an average height of 0.11 µm to 2.54 µm, and a number of the plurality of the protrusions ranges from 50 to 450.Type: ApplicationFiled: April 4, 2023Publication date: September 21, 2023Inventors: Kazuto YAMAZAKI, Tomoki INAKURA
-
Publication number: 20230260705Abstract: A film capacitor that includes a wound body having a dielectric film and a metal layer. When a film face positioned at an average height in the thickness direction is defined in an area range of 100 ?m by 140 ?m of the first main surface of the dielectric film, an area ratio of a region having a height higher than the film face by 0.05 ?m or more and less than 0.20 ?m is 6.04% or less, an area ratio of a region having a height higher than the film face by 0.20 ?m or more and less than 2.50 ?m is 0.0998% to 1.13%, and an area ratio of a region having a height higher than the film face by 2.50 ?m or more is 0.100% or less.Type: ApplicationFiled: April 4, 2023Publication date: August 17, 2023Inventors: Kazuto YAMAZAKI, Tomoki INAKURA
-
Publication number: 20230245825Abstract: A film capacitor that includes: a wound body in which a dielectric film and a metal layer are wound, the dielectric film including a cured product of a first organic material having a hydroxy group and a second organic material that is an aromatic compound having an isocyanate group, the dielectric film including a first main surface and a second main surface opposed to each other in a thickness direction, the metal layer being disposed at least on the first main surface of the dielectric film. The first main surface of the dielectric film includes a plurality of protrusions having the second organic material. In an area range of 100 µm by 140 µm of the first main surface of the dielectric film, a skewness of the first main surface of the dielectric film is 0.782 to 14.3.Type: ApplicationFiled: April 4, 2023Publication date: August 3, 2023Inventors: Kazuto YAMAZAKI, Tomoki INAKURA
-
Publication number: 20230151360Abstract: Disclosed is a nucleic acid complex or a pharmaceutically acceptable salt thereof; the nucleic acid complex represented by the formula (I), wherein X is CH2 or O; Y is a sugar ligand having mannose or GalNAc; n is an integer of 1 to 8; and Z is a group comprising an oligonucleotide.Type: ApplicationFiled: January 28, 2021Publication date: May 18, 2023Inventors: Yuta SUZUKI, Kazuto YAMAZAKI, Kenji KUBARA, Tomohiko TAMURA, Daisuke KUROTAKI
-
Publication number: 20220288072Abstract: The compound of formula (1a) wherein p is 1 or 2, R1-R4 are hydrogen atom or the like, and a-d are 1 or 2, or a pharmaceutically acceptable salt thereof, which has an antitumor effect by inhibiting the binding between a MLL fusion protein that is infused with AF4, AF9, or the like, which is a representative fusion partner gene causing MLL leukemia, and menin.Type: ApplicationFiled: May 23, 2022Publication date: September 15, 2022Applicant: Sumitomo Pharma Co., Ltd.Inventors: Seiji KAMIOKA, Hitoshi BAN, Naoaki SHIMADA, Wataru HIROSE, Akihiko ARAKAWA, Kazuto YAMAZAKI, Kenjiro HIRA
-
Patent number: 11369605Abstract: The present invention relates to the compound of formula (1a) wherein p is 1 or 2, R1-R4 are hydrogen atom or the like, and a-d are 1 or 2, or a pharmaceutically acceptable salt thereof, which has an antitumor effect by inhibiting the binding between a MLL fusion protein that is infused with AF4, AF9, or the like, which is a representative fusion partner gene causing MLL leukemia, and menin.Type: GrantFiled: August 26, 2019Date of Patent: June 28, 2022Assignee: Sumitomo Dainippon Pharma Co., Ltd.Inventors: Seiji Kamioka, Hitoshi Ban, Naoaki Shimada, Wataru Hirose, Akihiko Arakawa, Kazuto Yamazaki, Kenjiro Hira
-
Publication number: 20210338668Abstract: The present invention relates to the compound of formula (1a) wherein p is 1 or 2, R1-R4 are hydrogen atom or the like, and a-d are 1 or 2, or a pharmaceutically acceptable salt thereof, which has an antitumor effect by inhibiting the binding between a MLL fusion protein that is infused with AF4, AF9, or the like, which is a representative fusion partner gene causing MLL leukemia, and menin.Type: ApplicationFiled: August 26, 2019Publication date: November 4, 2021Applicant: Sumitomo Dainippon Pharma Co., Ltd.Inventors: Seiji KAMIOKA, Hitoshi BAN, Naoaki SHIMADA, Wataru HIROSE, Akihiko ARAKAWA, Kazuto YAMAZAKI, Kenjiro HIRA
-
Publication number: 20210198283Abstract: The present invention relates to the compound of formula (Ia) wherein a-d and p are 1 or 2, R1-R4 are hydrogen atom or the like, and R18 is —CF3 or the like, or a pharmaceutically acceptable salt thereof, which has an anticancer effect by inhibiting the binding between a MLL fusion protein that is fused with AF4, AF9, or the like, which is a representative fusion partner gene causing MLL leukemia, and menin.Type: ApplicationFiled: August 7, 2019Publication date: July 1, 2021Applicant: Sumitomo Dainippon Pharma Co., Ltd.Inventors: Seiji KAMIOKA, Naoaki SHIMADA, Hitoshi BAN, Kazuto YAMAZAKI, Akihiko ARAKAWA, Wataru HIROSE
-
Patent number: 10815241Abstract: The present invention relates to the compound of formula (1a) wherein p is 1 or 2, R1-R4 are hydrogen atom or the like, and a-d are 1 or 2, or a pharmaceutically acceptable salt thereof, which has an antitumor effect by inhibiting the binding between a MLL fusion protein that is infused with AF4, AF9, or the like, which is a representative fusion partner gene causing MLL leukemia, and menin.Type: GrantFiled: January 21, 2020Date of Patent: October 27, 2020Assignee: Sumitomo Dainippon Pharma Co., Ltd.Inventors: Seiji Kamioka, Hitoshi Ban, Naoaki Shimada, Wataru Hirose, Akihiko Arakawa, Kazuto Yamazaki, Kenjiro Hira
-
Publication number: 20200157114Abstract: The present invention relates to the compound of formula (1a) wherein p is 1 or 2, R1-R4 are hydrogen atom or the like, and a-d are 1 or 2, or a pharmaceutically acceptable salt thereof, which has an antitumor effect by inhibiting the binding between a MLL fusion protein that is infused with AF4, AF9, or the like, which is a representative fusion partner gene causing MLL leukemia, and menin.Type: ApplicationFiled: January 21, 2020Publication date: May 21, 2020Applicant: Sumitomo Dainippon Pharma Co., Ltd.Inventors: Seiji KAMIOKA, Hitoshi BAN, Naoaki SHIMADA, Wataru HIROSE, Akihiko ARAKAWA, Kazuto YAMAZAKI, Kenjiro HIRA
-
Publication number: 20180100867Abstract: Provided is a noninvasive method for determining the presence of a symptom of a hepatic disease such as nonalcoholic fatty liver disease with a higher diagnostic accuracy. A method for discriminate between nonalcoholic fatty liver (NAFL) and nonalcoholic steatohepatitis (NASH), the method comprising: (1) a step of measuring the quantities of marker molecules contained in blood collected from a subject; (2) a step of determining an index value from a normalized score calculated based on the quantities of the marker molecules belonging to the same group; and (3) a step of determining that the subject is possibly affected with NASH in the case that the index value is larger than a reference value.Type: ApplicationFiled: April 8, 2016Publication date: April 12, 2018Applicants: Social Welfare Organization Saiseikai Imperial Gift Foundation, Inc., Sumitomo Dainippon Pharma Co., Ltd.Inventors: Takeshi Okanoue, Keito Yoshimura, Tsuyoshi Iwasaki, Kazuto Yamazaki, Hayao Ebise, Junji Ichihara
-
Patent number: 8309792Abstract: It is an object of the present invention to provide a non-human gene-disrupted animal with a disrupted ADAM11 gene. According to the present invention, a non-human gene-disrupted animal, wherein either one of or both alleles of an ADAM11 gene are disrupted, is provided.Type: GrantFiled: July 12, 2006Date of Patent: November 13, 2012Assignee: Eisai R&D Management Co., Ltd.Inventors: Koji Sagane, Eiki Takahashi, Kazuto Yamazaki, Turo Oki
-
Publication number: 20100333216Abstract: It is an object of the present invention to provide a non-human gene-disrupted animal with a disrupted ADAM11 gene. According to the present invention, a non-human gene-disrupted animal, wherein either one of or both alleles of an ADAM11 gene are disrupted, is provided.Type: ApplicationFiled: July 12, 2006Publication date: December 30, 2010Applicant: EISAI R&D MANAGEMENT CO., LTDInventors: Koji Sagane, Eiki Takahashi, Kazuto Yamazaki, Turo Oki
-
Patent number: 7772226Abstract: The present invention is related to compounds represented by the following formula, or salts or hydrates thereof wherein, T1 represents a 4- to 12-membered heterocyclic group containing one or two nitrogen atoms in the ring, which is a monocyclic or bicyclic structure that may have one or more substituents; X represents a C1-6 alkyl group which may have one or more substituents, or such; Z1 and Z2 each independently represent a nitrogen atom or a group represented by the formula —CR2—; R1 and R2 independently represent a hydrogen atom, a C1-6 alkyl group which may have one or more substituents, or a C1-6 alkoxy group which may have one or more substituents, or such. These are novel compounds that exhibit an excellent DPPIV-inhibiting activity.Type: GrantFiled: August 28, 2008Date of Patent: August 10, 2010Assignee: Eisai R&D Management Co., Ltd.Inventors: Seiji Yoshikawa, Eita Emori, Fumiyoshi Matsuura, Richard Clark, Hironori Ikuta, Kazunobu Kira, Nobuyuki Yasuda, Tadashi Nagakura, Kazuto Yamazaki
-
Patent number: 7687664Abstract: The present invention provides novel carboxylic acid derivatives useful as an insulin sensitizer, a salt thereof or a hydrate of them, and a medicament comprising the derivative as the active ingredient. Specifically, it provides a carboxylic acid derivative represented by the following formula (I): (wherein Y, L, X, T, Z, U, M and W are defined in the specification) and a salt thereof, and ester thereof or a hydrate of them.Type: GrantFiled: June 4, 2002Date of Patent: March 30, 2010Assignee: Eisai R&D Management Co., Ltd.Inventors: Fumiyoshi Matsuura, Eita Emori, Masanobu Shinoda, Richard Clark, Shunji Kasai, Hideki Yoshitomi, Kazuto Yamazaki, Takashi Inoue, Sadakazu Miyashita, Taro Hihara
-
Patent number: 7544835Abstract: Carboxylic acid compound or salt or hydrate thereof useful as insulin sensitizer, represented by the formula wherein R1 represents hydrogen, hydroxyl, halogen, carboxyl, or C1-6 alkyl, L represents single bond or C1-6-alkylene, C2-6-alkenylene, or C2-6-alkynylene, M represents single bond or C1-6-alkylene, C2-6-alkenylene, or C2-6-alkynylene, T represents single bond, or C1-3-alkylene, C2-3-alkenylene, or C2-3-alkynylene, W represents carboxyl, represents single bond, X represents single bond, oxygen, —NRX1CQ1O—, —OCQ1NRX1—, —CQ1NRX1O—, ONRX1CQ1—, —Q2SO2—, or —SO2Q2—, Y represents 5- to 14-membered aromatic group, and ring Z represents 5- to 14-membered aromatic group.Type: GrantFiled: April 18, 2002Date of Patent: June 9, 2009Assignee: Eisai R&D Management Co., Ltd.Inventors: Fumiyoshi Matsuura, Eita Emori, Masanobu Shinoda, Richard Clark, Shunji Kasai, Hideki Yoshitomi, Kazuto Yamazaki, Takashi Inoue, Sadakazu Miyashita, Taro Hihara, Hitoshi Harada, Kaya Ohashi
-
Publication number: 20090018331Abstract: The present invention is related to compounds represented by the following formula, or salts or hydrates thereof wherein, T1 represents a 4- to 12-membered heterocyclic group containing one or two nitrogen atoms in the ring, which is a monocyclic or bicyclic structure that may have one or more substituents; X represents a C1-6 alkyl group which may have one or more substituents, or such; Z1 and Z2 each independently represent a nitrogen atom or a group represented by the formula —CR2—; R1 and R2 independently represent a hydrogen atom, a C1-6 alkyl group which may have one or more substituents, or a C1-6 alkoxy group which may have one or more substituents, or such. These are novel compounds that exhibit an excellent DPPIV-inhibiting activity.Type: ApplicationFiled: August 28, 2008Publication date: January 15, 2009Applicant: Eisai R&D Management Co., Ltd.Inventors: Seiji Yoshikawa, Eita Emori, Fumiyoshi Matsuura, Richard Clark, Hironori Ikuta, Kazunobu Kira, Nobuyuki Yasuda, Tadashi Nagakura, Kazuto Yamazaki
-
Patent number: 7371777Abstract: The present invention provides a novel compound having an excellent PPAR agonist action. More specifically, it provides a compound represented by the following formula, a salt thereof, an ester thereof or a hydrate of them. Wherein a, b and c are the same as or different from one another and each represents 0 to 4; R1 to R6 are the same as or different from one another and each represents a hydrogen atom, a hydroxyl group, a cyano group, a halogen atom, etc.; A1 and A2 are the same as or different from each other and each represents a single bond, an oxygen atom, etc.; L, M and T each represent a single bond, an alkylene group having one to six carbon atoms, etc.; W represents a carboxyl group; the partial structure represented by the formula: represents a single bond or a double bond; X represents a single bond, an oxygen atom, —NRx1CQ1O—, etc.; Y represents Y1—Y2— (wherein Y1 represents a 5 to 14-membered aromatic ring having one to four substituents, etc.Type: GrantFiled: August 16, 2002Date of Patent: May 13, 2008Assignee: Eisai Co., Ltd.Inventors: Richard Clark, Fumiyoshi Matsuura, Eita Emori, Masanobu Shinoda, Shunji Kasai, Hideki Yoshitomi, Kazuto Yamazaki, Takashi Inoue, Sadakazu Miyashita, Taro Hihara
-
Patent number: 7253178Abstract: The present invention provides a novel carboxylic acid derivative, a salt thereof or a hydrate of them which is useful as an insulin sensitizer, and a medicament comprising the derivative as the effective ingredient. More specifically, it provides a carboxylic acid compound represented by the formula (I), a salt thereof or a hydrate of them.Type: GrantFiled: March 27, 2002Date of Patent: August 7, 2007Assignee: Eisai Co., Ltd.Inventors: Hitoshi Harada, Masanobu Shinoda, Richard Clark, Fumiyoshi Matsuura, Eita Emori, Shunji Kasai, Hideki Yoshitomi, Kazuto Yamazaki, Takashi Inoue, Sadakazu Miyashita, Taro Hihara