Patents by Inventor Osamu Iwamoto
Osamu Iwamoto 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).
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Patent number: 11834427Abstract: An object of the present invention is to provide a compound having an anti-inflammatory activity or a pharmacologically acceptable salt thereof. The solution of the present invention is a compound of general formula (1) or a pharmacologically acceptable salt thereof. wherein the symbols in the formula are defined below: R1: e.g., a C1-C6 alkyl group; R2: a C1-C6 alkyl group; A: e.g., an oxygen atom; and R3: e.g., a C1-C6 alkyl group.Type: GrantFiled: October 13, 2022Date of Patent: December 5, 2023Assignee: Daiichi Sankyo Company, LimitedInventors: Keiji Saito, Katsuyoshi Nakajima, Toru Taniguchi, Osamu Iwamoto, Satoshi Shibuya, Yasuyuki Ogawa, Kazumasa Aoki, Nobuya Kurikawa, Shinji Tanaka, Momoko Ogitani, Eriko Kioi, Kaori Ito, Natsumi Nishihama, Tsuyoshi Mikkaichi, Wataru Saitoh
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Publication number: 20230331700Abstract: An object of the present invention is to provide a compound having an anti-inflammatory activity or a pharmacologically acceptable salt thereof. The solution of the present invention is a compound of general formula (1) or a pharmacologically acceptable salt thereof. wherein the symbols in the formula are defined below: A: e.g., Benzene, E: e.g., —CH2—, G: e.g., a 5-membered aromatic heterocyclic ring, X: e.g., cyclohexane, J: e.g., a 5-membered aromatic heterocyclic ring, Y: e.g., a phenyl group, R1, R2, R3: e.g., a halogen atom, R4: e.g., a C1-C6 alkyl group, R5: e.g., a hydrogen atom, R6a, R6b, R6c, R6d: e.g., a hydrogen atom, R7: e.g., a hydrogen atom, R8: e.g., a hydrogen atom, n1, n2, n3: e.g., 1.Type: ApplicationFiled: November 21, 2022Publication date: October 19, 2023Applicant: Daiichi Sankyo Company, LimitedInventors: Toru Taniguchi, Osamu Iwamoto, Keiji Saito, Katsuyoshi Nakajima, Yasuyuki Ogawa, Nobuya Kurikawa, Seiko Nagata, Kaori Ito, Eriko Kioi
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Publication number: 20230136988Abstract: An object of the present invention is to provide a compound having an anti-inflammatory activity or a pharmacologically acceptable salt thereof. The solution of the present invention is a compound of general formula (1) or a pharmacologically acceptable salt thereof. wherein the symbols in the formula are defined below: R1: e.g., a C1-C6 alkyl group; R2: a C1-C6 alkyl group; A: e.g., an oxygen atom; and R3: e.g., a C1-C6 alkyl group.Type: ApplicationFiled: October 13, 2022Publication date: May 4, 2023Applicant: Daiichi Sankyo Company, LimitedInventors: Keiji Saito, Katsuyoshi Nakajima, Toru Taniguchi, Osamu Iwamoto, Satoshi Shibuya, Yasuyuki Ogawa, Kazumasa Aoki, Nobuya Kurikawa, Shinji Tanaka, Momoko Ogitani, Eriko Kioi, Kaori Ito, Natsumi Nishihama, Tsuyoshi Mikkaichi, Wataru Saitoh
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Publication number: 20230058950Abstract: An object of the present invention is to provide a compound that has a specific chemical structure having an activation effect on SIRT6 and is useful as an active component for preventing and treating inflammatory diseases, and the present invention relates to a compound represented by Formula (1) or a pharmaceutically acceptable salt thereof, where each symbol in Formula (1) has the same definition as that described in the specification.Type: ApplicationFiled: January 23, 2020Publication date: February 23, 2023Applicant: DAIICHI SANKYO COMPANY, LIMITEDInventors: Junya KAWAI, Osamu IWAMOTO, Yuma UMEZAKI, Katsuyoshi NAKAJIMA, Hiroyuki TSURUOKA, Keiji SAITO, Nobuya KURIKAWA, Natsumi NISHIHAMA, Shinji TANAKA, Momoko OGITANI, Tomohiro HONDA, Wataru SAITOH, Tsuyoshi SONEDA, Nobuyuki OHKAWA
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Patent number: 11512067Abstract: An object of the present invention is to provide a compound having an anti-inflammatory activity or a pharmacologically acceptable salt thereof. The solution of the present invention is a compound of general formula (1) or a pharmacologically acceptable salt thereof. wherein the symbols in the formula are defined below: A: e.g., Benzene, E: e.g., —CH2—, G: e.g., a 5-membered aromatic heterocyclic ring, X: e.g., cyclohexane, J: e.g., a 5-membered aromatic heterocyclic ring, Y: e.g., a phenyl group, R1, R2, R3: e.g., a halogen atom, R4: e.g., a C1-C6 alkyl group, R5: e.g., a hydrogen atom, R6a, R6b, R6c, R6d: e.g., a hydrogen atom, R7: e.g., a hydrogen atom, R8: e.g., a hydrogen atom, n1, n2, n3: e.g., 1.Type: GrantFiled: September 13, 2018Date of Patent: November 29, 2022Assignee: Daiichi Sankyo Company, LimitedInventors: Toru Taniguchi, Osamu Iwamoto, Keiji Saito, Katsuyoshi Nakajima, Yasuyuki Ogawa, Nobuya Kurikawa, Seiko Nagata, Kaori Ito, Eriko Kioi
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Patent number: 11472784Abstract: An object of the present invention is to provide a compound having an anti-inflammatory activity or a pharmacologically acceptable salt thereof. The solution of the present invention is a compound of general formula (1) or a pharmacologically acceptable salt thereof. wherein the symbols in the formula are defined below: R1: e.g., a C1-C6 alkyl group; R2: a C1-C6 alkyl group; A: e.g., an oxygen atom; and R3: e.g., a C1-C6 alkyl group.Type: GrantFiled: March 25, 2021Date of Patent: October 18, 2022Assignee: Daiichi Sankyo Company, LimitedInventors: Keiji Saito, Katsuyoshi Nakajima, Toru Taniguchi, Osamu Iwamoto, Satoshi Shibuya, Yasuyuki Ogawa, Kazumasa Aoki, Nobuya Kurikawa, Shinji Tanaka, Momoko Ogitani, Eriko Kioi, Kaori Ito, Natsumi Nishihama, Tsuyoshi Mikkaichi, Wataru Saitoh
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Publication number: 20210292292Abstract: An object of the present invention is to provide a compound having an anti-inflammatory activity or a pharmacologically acceptable salt thereof. The solution of the present invention is a compound of general formula (1) or a pharmacologically acceptable salt thereof. wherein the symbols in the formula are defined below: R1: e.g., a C1-C6 alkyl group; R2: a C1-C6 alkyl group; A: e.g., an oxygen atom; and R3: e.g., a C1-C6 alkyl group.Type: ApplicationFiled: March 25, 2021Publication date: September 23, 2021Applicant: Daiichi Sankyo Company, LimitedInventors: Keiji Saito, Katsuyoshi Nakajima, Toru Taniguchi, Osamu Iwamoto, Satoshi Shibuya, Yasuyuki Ogawa, Kazumasa Aoki, Nobuya Kurikawa, Shinji Tanaka, Momoko Ogitani, Eriko Kioi, Kaori Ito, Natsumi Nishihama, Tsuyoshi Mikkaichi, Wataru Saitoh
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Patent number: 10975052Abstract: An object of the present invention is to provide a compound having an anti-inflammatory activity or a pharmacologically acceptable salt thereof. The solution of the present invention is a compound of general formula (1) or a pharmacologically acceptable salt thereof. wherein the symbols in the formula are defined below: R1: e.g., a C1-C6 alkyl group; R2: a C1-C6 alkyl group; A: e.g., an oxygen atom; and R3: e.g., a C1-C6 alkyl group.Type: GrantFiled: April 9, 2020Date of Patent: April 13, 2021Assignee: Daiichi Sankyo Company, LimitedInventors: Keiji Saito, Katsuyoshi Nakajima, Toru Taniguchi, Osamu Iwamoto, Satoshi Shibuya, Yasuyuki Ogawa, Kazumasa Aoki, Nobuya Kurikawa, Shinji Tanaka, Momoko Ogitani, Eriko Kioi, Kaori Ito, Natsumi Nishihama, Tsuyoshi Mikkaichi, Wataru Saitoh
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Publication number: 20200347030Abstract: An object of the present invention is to provide a compound having an anti-inflammatory activity or a pharmacologically acceptable salt thereof. The solution of the present invention is a compound of general formula (1) or a pharmacologically acceptable salt thereof. wherein the symbols in the formula are defined below: A: e.g., Benzene, E: e.g., —CH2—, G: e.g., a 5-membered aromatic heterocyclic ring, X: e.g., cyclohexane, J: e.g., a 5-membered aromatic heterocyclic ring, Y: e.g., a phenyl group, R1, R2, R3: e.g., a halogen atom, R4: e.g., a C1-C6 alkyl group, R5: e.g., a hydrogen atom, R6a, R6b, R6c, R6d: e.g., a hydrogen atom, R7: e.g., a hydrogen atom, R8: e.g., a hydrogen atom, n1, n2, n3: e.g., 1.Type: ApplicationFiled: September 13, 2018Publication date: November 5, 2020Applicant: Daiichi Sankyo Company, LimitedInventors: Toru Taniguchi, Osamu Iwamoto, Keiji Saito, Katsuyoshi Nakajima, Yasuyuki Ogawa, Nobuya Kurikawa, Seiko Nagata, Kaori Ito, Eriko Kioi
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Publication number: 20200239425Abstract: An object of the present invention is to provide a compound having an anti-inflammatory activity or a pharmacologically acceptable salt thereof. The solution of the present invention is a compound of general formula (1) or a pharmacologically acceptable salt thereof. wherein the symbols in the formula are defined below: R1: e.g., a C1-C6 alkyl group; R2: a C1-C6 alkyl group; A: e.g., an oxygen atom; and R3: e.g., a C1-C6 alkyl group.Type: ApplicationFiled: April 9, 2020Publication date: July 30, 2020Applicant: Daiichi Sankyo Company, LimitedInventors: Keiji Saito, Katsuyoshi Nakajima, Toru Taniguchi, Osamu Iwamoto, Satoshi Shibuya, Yasuyuki Ogawa, Kazumasa Aoki, Nobuya Kurikawa, Shinji Tanaka, Momoko Ogitani, Eriko Kioi, Kaori Ito, Natsumi Nishihama, Tsuyoshi Mikkaichi, Wataru Saitoh
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Patent number: 10654821Abstract: An object of the present invention is to provide a compound having an anti-inflammatory activity or a pharmacologically acceptable salt thereof. The solution of the present invention is a compound of general formula (1) or a pharmacologically acceptable salt thereof. wherein the symbols in the formula are defined below: R1: e.g., a C1-C6 alkyl group; R2: a C1-C6 alkyl group; A: e.g., an oxygen atom; and R3: e.g., a C1-C6 alkyl group.Type: GrantFiled: September 5, 2019Date of Patent: May 19, 2020Assignee: Daiichi Sankyo Company, LimitedInventors: Keiji Saito, Katsuyoshi Nakajima, Toru Taniguchi, Osamu Iwamoto, Satoshi Shibuya, Yasuyuki Ogawa, Kazumasa Aoki, Nobuya Kurikawa, Shinji Tanaka, Momoko Ogitani, Eriko Kioi, Kaori Ito, Natsumi Nishihama, Tsuyoshi Mikkaichi, Wataru Saitoh
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Patent number: 10570109Abstract: An object of the present invention is to provide a compound having an anti-inflammatory activity or a pharmacologically acceptable salt thereof. The solution of the present invention is a compound of general formula (1) or a pharmacologically acceptable salt thereof. wherein the symbols in the formula are defined below: R1: e.g., a C1-C6 alkyl group; R2: a C1-C6 alkyl group; A: e.g., an oxygen atom; and R3: e.g., a C1-C6 alkyl group.Type: GrantFiled: March 29, 2017Date of Patent: February 25, 2020Assignee: Daiichi Sankyo Company, LimitedInventors: Keiji Saito, Katsuyoshi Nakajima, Toru Taniguchi, Osamu Iwamoto, Satoshi Shibuya, Yasuyuki Ogawa, Kazumasa Aoki, Nobuya Kurikawa, Shinji Tanaka, Momoko Ogitani, Eriko Kioi, Kaori Ito, Natsumi Nishihama, Tsuyoshi Mikkaichi, Wataru Saitoh
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Publication number: 20200002302Abstract: An object of the present invention is to provide a compound having an anti-inflammatory activity or a pharmacologically acceptable salt thereof. The solution of the present invention is a compound of general formula (1) or a pharmacologically acceptable salt thereof. wherein the symbols in the formula are defined below: R1: e.g., a C1-C6 alkyl group; R2: a C1-C6 alkyl group; A: e.g., an oxygen atom; and R3: e.g., a C1-C6 alkyl group.Type: ApplicationFiled: September 5, 2019Publication date: January 2, 2020Applicant: Daiichi Sankyo Company, LimitedInventors: Keiji Saito, Katsuyoshi Nakajima, Toru Taniguchi, Osamu Iwamoto, Satoshi Shibuya, Yasuyuki Ogawa, Kazumasa Aoki, Nobuya Kurikawa, Shinji Tanaka, Momoko Ogitani, Eriko Kioi, Kaori Ito, Natsumi Nishihama, Tsuyoshi Mikkaichi, Wataru Saitoh
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Publication number: 20190092741Abstract: An object of the present invention is to provide a compound having an anti-inflammatory activity or a pharmacologically acceptable salt thereof. The solution of the present invention is a compound of general formula (1) or a pharmacologically acceptable salt thereof. wherein the symbols in the formula are defined below: R1: e.g., a C1-C6 alkyl group; R2: a C1-C6 alkyl group; A: e.g., an oxygen atom; and R3: e.g., a C1-C6 alkyl group.Type: ApplicationFiled: March 29, 2017Publication date: March 28, 2019Applicant: Daiichi Sankyo Company, LimitedInventors: Keiji Saito, Katsuyoshi Nakajima, Toru Taniguchi, Osamu Iwamoto, Satoshi Shibuya, Yasuyuki Ogawa, Kazumasa Aoki, Nobuya Kurikawa, Shinji Tanaka, Momoko Ogitani, Eriko Kioi, Kaori Ito, Natsumi Nishihama, Tsuyoshi Mikkaichi, Wataru Saitoh
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Patent number: 9670173Abstract: It is an object of the present invention to provide a medicament for preventing or treating hyperphosphatemia. Solution: A compound represented by a general formula (I) or a pharmacologically acceptable salt thereof. (In the formula, R1: a methyl group or the like, R2: a hydrogen atom or the like, R3: a hydrogen atom or the like, A: a cyclohexyl ring or the like, X: CH or the like, Y: CH or the like, Z: CH or the like, and n: 2 or the like).Type: GrantFiled: September 30, 2016Date of Patent: June 6, 2017Assignee: DAIICHI SANKYO COMPANY, LIMITEDInventors: Yoshikazu Uto, Mikio Kato, Hidenori Takahashi, Yasuyuki Ogawa, Osamu Iwamoto, Hiroko Kono, Kazumasa Aoki
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Patent number: 9617232Abstract: It is an object of the present invention to provide a medicament for preventing or treating hyperphosphatemia. Solution: A compound represented by a general formula (I) or a pharmacologically acceptable salt thereof. [In the formula, R1: a methyl group or the like, R2: a hydrogen atom or the like, R3: a hydrogen atom or the like, A: a cyclohexyl ring or the like, X: CH or the like, Y: CH or the like, Z: CH or the like, and n: 2 or the like].Type: GrantFiled: April 23, 2014Date of Patent: April 11, 2017Assignee: DAIICHI SANKYO COMPANY, LIMITEDInventors: Yoshikazu Uto, Mikio Kato, Hidenori Takahashi, Yasuyuki Ogawa, Osamu Iwamoto, Hiroko Kono, Kazumasa Aoki
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Publication number: 20170015641Abstract: It is an object of the present invention to provide a medicament for preventing or treating hyperphosphatemia. Solution: A compound represented by a general formula (I) or a pharmacologically acceptable salt thereof. [In the formula, R1: a methyl group or the like, R2: a hydrogen atom or the like, R3: a hydrogen atom or the like, A: a cyclohexyl ring or the like, X: CH or the like, Y: CH or the like, Z: CH or the like, and n: 2 or the like.Type: ApplicationFiled: September 30, 2016Publication date: January 19, 2017Applicant: DAIICHI SANKYO COMPANY, LIMITEDInventors: Yoshikazu UTO, Mikio KATO, Hidenori TAKAHASHI, Yasuyuki OGAWA, Osamu IWAMOTO, Hiroko KONO, Kazumasa AOKI
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Patent number: 9461617Abstract: A vibrator element includes: a base portion; and a vibrating arm extending from the base portion, the vibrating arm including a piezoelectric film that contains Cu at a crystal grain boundary.Type: GrantFiled: June 1, 2015Date of Patent: October 4, 2016Assignee: SEIKO EPSON CORPORATIONInventors: Takashi Yamazaki, Osamu Iwamoto
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Patent number: 9287848Abstract: A resonator element includes a base portion which includes one end portion and the other end portion opposing the one end portion in a plan view, and a pair of vibrating arms which extend along a first direction from the one end portion of the base portion. The base portion includes a reduced width portion in which a width is gradually decreased along a second direction intersecting the first direction toward a direction side which is separated from the base portion along the first direction, in at least one of the one end portion and the other end portion, and a fixing portion is provided between the one end portion and the other end portion of the base portion.Type: GrantFiled: October 24, 2013Date of Patent: March 15, 2016Assignee: SEIKO EPSON CORPORATIONInventors: Akinori Yamada, Osamu Iwamoto
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Publication number: 20160046568Abstract: It is an object of the present invention to provide a medicament for preventing or treating hyperphosphatemia. Solution: A compound represented by a general formula (I) or a pharmacologically acceptable salt thereof. [In the formula, R1: a methyl group or the like, R2: a hydrogen atom or the like, R3: a hydrogen atom or the like, A: a cyclohexyl ring or the like, X: CH or the like, Y: CH or the like, Z: CH or the like, and n: 2 or the like.Type: ApplicationFiled: April 23, 2014Publication date: February 18, 2016Applicant: Daiichi Sankyo Company, LimitedInventors: Yoshikazu UTO, Mikio KATO, Hidenori TAKAHASHI, Yasuyuki OGAWA, Osamu IWAMOTO, Hiroko KONO, Kazumasa AOKI