Patents by Inventor Masataka Morita
Masataka Morita 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: 10426784Abstract: Compounds of formula (I) defined herein are useful as a dopamine D1 receptor positive allosteric modulators (D1 PAM) and can be used as an active ingredient of a pharmaceutical composition for preventing and/or treating cognitive impairment, schizophrenia negative symptom, CIAS, Parkinson's disease, Alzheimer's disease, Huntington's disease, depression, ADHD, drug dependency, or the like.Type: GrantFiled: June 17, 2016Date of Patent: October 1, 2019Assignee: Astellas Pharma Inc.Inventors: Shimpei Kawakami, Tomoyoshi Imaizumi, Naoyuki Masuda, Shigeki Kunikawa, Masataka Morita, Junko Yarimizu
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Publication number: 20180185383Abstract: [Problem] Provided is a compound which is useful as a dopamine D1 receptor positive allosteric modulator (D1 PAM). [Means for Solution] The present inventors have studied a compound which has a positive allosteric modulating action (PAM action) on a dopamine D1 receptor and which can be used as an active ingredient of a pharmaceutical composition for preventing and/or treating cognitive impairment, schizophrenia negative symptom, CIAS, Parkinson's disease, Alzheimer's disease, Huntington's disease, depression, ADHD, drug dependency, or the like. Thus, they have found that the imidazodiazepine compound of the present invention has a PAM action on a dopamine D1 receptor, and thereby completed the present invention.Type: ApplicationFiled: June 17, 2016Publication date: July 5, 2018Applicant: Astellas Pharma Inc.Inventors: Shimpei KAWAKAMI, Tomoyoshi IMAIZUMI, Naoyuki MASUDA, Shigeki KUNIKAWA, Masataka MORITA, Junko YARIMIZU
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Patent number: 8163767Abstract: The invention relates to compound of the formula (I) or its salt, wherein —R1, —R2, —R3, —R4, —R5, -M-, —X— and —Y? are as defined in the description, their use of as, medicament, the process for their preparation and use for the treatment of JAK3 mediated diseases.Type: GrantFiled: July 13, 2006Date of Patent: April 24, 2012Assignee: Astellas Pharma Inc.Inventors: Takayuki Inoue, Takashi Tojo, Masataka Morita, Yutaka Nakajima, Keiko Hatanaka, Shohei Shirakami, Hiroshi Sasaki, Akira Tanaka, Fumie Takahashi, Koichiro Mukoyoshi, Yasuyuki Higashi, Akira Okimoto, Takeshi Hondo, Hitoshi Sawada
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Patent number: 7951825Abstract: To provide a useful compound as an active ingredient for a preventing and/or treating agent for rejection in the transplantation of an organ, bone marrow, or a tissue, an autoimmune disease, or the like, which has an excellent S1P1 agonist activity.Type: GrantFiled: January 29, 2010Date of Patent: May 31, 2011Assignee: Astellas Pharma Inc.Inventors: Hironori Harada, Kazuyuki Hattori, Kazuya Fujita, Masataka Morita, Sunao Imada, Yoshito Abe, Hiromichi Itani, Tatsuaki Morokata, Hideo Tsutsumi
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Publication number: 20100168159Abstract: [Problems] To provide a useful compound as an active ingredient for a preventing and/or treating agent for rejection in the transplantation of an organ, bone marrow, or a tissue, an autoimmune disease, or the like, which has an excellent S1P1 agonist activity.Type: ApplicationFiled: January 29, 2010Publication date: July 1, 2010Applicant: ASTELLAS PHARMA INC.Inventors: Hironori Harada, Kazuyuki Hattori, Kazuya Fujita, Masataka Morita, Sunao Imada, Yoshito Abe, Hiromichi Itani, Tatsuaki Morokata, Hideo Tsutsumi
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Patent number: 7678820Abstract: To provide a useful compound as an active ingredient for a preventing and/or treating agent for rejection in the transplantation of an organ, bone marrow, or a tissue, an autoimmune disease, or the like, which has an excellent S1P1 agonist activity.Type: GrantFiled: October 2, 2008Date of Patent: March 16, 2010Assignee: Astellas Pharma Inc.Inventors: Hironori Harada, Kazuyuki Hattori, Kazuya Fujita, Masataka Morita, Sunao Imada, Yoshito Abe, Hiromichi Itani, Tatsuaki Morokata, Hideo Tsutsumi
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Patent number: 7618589Abstract: An automatic dispenser includes a dispensing head, a transporter, a controller, sensors, and an adjustor. The dispensing head accommodates a plurality of dispensing tips and draws liquid into and ejects liquid from the dispensing tips. The transporter moves the dispensing head within an XYZ space. The controller controls drawing and ejecting of liquid by the dispensing head and movement of the dispensing head by the transporter. The sensors detect whether dispensing tips are mounted in the dispensing head. The adjustor aligns the reference positions of the dispensing head and the sensors in the XY plane.Type: GrantFiled: April 28, 2005Date of Patent: November 17, 2009Assignee: Hitachi Koki Co., Ltd.Inventors: Hiroatsu Toi, Kenji Yamada, Masataka Morita, Hidetaka Osawa, Tadashi Ohkawara
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Publication number: 20090264399Abstract: The invention relates to compound of the formula (I) or its salt, wherein —R1, —R2, —R3, —R4, —R5, -M-, —X— and —Y? are as defined in the description, their use of as, medicament, the process for their preparation and use for the treatment of JAK3 mediated diseases.Type: ApplicationFiled: July 13, 2006Publication date: October 22, 2009Applicant: Astellas Pharma Inc.Inventors: Takayuki Inoue, Takashi Tojo, Masataka Morita, Yutaka Nakajima, Keiko Hatanaka, Shohei Shirakami, Hiroshi Sasaki, Akira Tanaka, Fumie Takahashi, Koichiro Mukoyoshi, Yasuyuki Higashi, Akira Okimoto, Takeshi Hondo, Hitoshi Sawada
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Publication number: 20090076070Abstract: [Problems] To provide a useful compound as an active ingredient for a preventing and/or treating agent for rejection in the transplantation of an organ, bone marrow, or a tissue, an autoimmune disease, or the like, which has an excellent S1P1 agonist activity.Type: ApplicationFiled: October 2, 2008Publication date: March 19, 2009Applicant: Astellas Pharma Inc.Inventors: Hironori HARADA, Kazuyuki Hattori, Kazuya Fujita, Masataka Morita, Sunao Imada, Yoshito Abe, Hiromichi Itani, Tatsuaki Morokata, Hideo Tsutsumi
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Patent number: 7442715Abstract: A compound of the formula (I): R1—NH—X—Y-Z (I) wherein each symbol is as defined in the specification, or a pharmaceutically acceptable salt thereof useful as a vascular adhesion protein-1 (VAP-1) inhibitor, a pharmaceutical composition, a method for preventing or treating a VAP-1 associated disease, especially macular edema, which method includes administering an effective amount of the compound or a pharmaceutically acceptable salt thereof to a mammal, and the like.Type: GrantFiled: August 17, 2006Date of Patent: October 28, 2008Assignee: Astellas Pharma Inc.Inventors: Akira Nagashima, Takayuki Inoue, Mitsuru Ohkubo, Kousei Yoshihara, Takashi Tojo, Masataka Morita
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Publication number: 20080212085Abstract: A method of evaluating a non-linear optical crystal used for non-linear wavelength conversion of laser beam which enables the non-linear optical crystal to be evaluated before the crystal is actually used as a wavelength conversion element in order for the crystal to be constantly used for an extended time with a high conversion efficiency retained and without lowering in output when non-linear optical crystals for various non-linear wavelength conversions such as a CLBO crystal are used to convert laser beams, wherein the non-linear optical crystal is moved to changed a laser beam incident position to detect the output of a laser beam emitted from the non-linear optical crystal for each changing position.Type: ApplicationFiled: April 28, 2008Publication date: September 4, 2008Inventors: Satoshi WADA, Hideo Tashiro, Masataka Morita
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Patent number: 7378636Abstract: A method of evaluating a non-linear optical crystal used for non-linear wavelength conversion of laser beam which enables the non-linear optical crystal to be evaluated before the crystal is actually used as a wavelength conversion element in order for the crystal to be constantly used for an extended time with a high conversion efficiency retained and without lowering in output when non-linear optical crystals for various non-linear wavelength conversions such as a CLBO crystal are used to convert laser beams, wherein the non-linear optical crystal is moved to changed a laser beam incident position to detect the output of a laser beam emitted from the non-linear optical crystal for each changing position.Type: GrantFiled: February 13, 2003Date of Patent: May 27, 2008Assignee: RIKENInventors: Satoshi Wada, Hideo Tashiro, Masataka Morita
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Publication number: 20080015202Abstract: A compound of the formula (I): U-V-W-X-Y-Z??(I) wherein U is lower alkyl; V is —CONH— or —NR1CO— wherein R1 is a hydrogen or lower alkyl; W is a bond or lower alkylene; X is a bivalent residue derived from optionally substituted thiazole; Y is a bond or lower alkylene; and Z is a group of the formula: wherein R2 is a group of the formula: -A-B-D-E-F-G wherein A is a bond or lower alkylene; B is a bond, —NH— or D is a bond, —CS— or —CO—; E is a bond or —NH—; F is a bond, —CO—, —O— or —SO2—; and G is lower alkyl, optionally protected amino, —OH, phenyl, R3 is lower alkyl, provided that when Z is a group of the formula: then G should not be amino, when Z is a group of the formula: then G should not be when Z is a group of the formula: and G is optionally protected amino, then D should be —CS—, or then A should be lower alkylene, B or E should be —NH— and F should be —CO—; or a pharmaceutically acceptable salt thereof useful as a vascular adhesion protein-1 (VAP-1) inhibitoType: ApplicationFiled: September 8, 2005Publication date: January 17, 2008Applicant: Astellas Pharma Inc.Inventors: Takayuki Inoue, Takashi Tojo, Masataka Morita
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Publication number: 20070254931Abstract: A compound of the formula (I), (II), (III) or (IV): wherein each symbol is as defined in the specification, or a pharmaceutically acceptable salt thereof useful as a vascular adhesion protein-1 (VAP-1) inhibitor, a pharmaceutical composition, a method for preventing or treating a VAP-1 associated disease, especially macular edema, which method includes administering an effective amount of the compound or a pharmaceutically acceptable salt thereof to a subject, and the like.Type: ApplicationFiled: July 27, 2005Publication date: November 1, 2007Applicant: Astellas Pharma Inc.Inventors: Takayuki Inoue, Takashi Tojo, Masataka Morita
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Publication number: 20070123532Abstract: This invention relates to piperazine derivatives of the formula: wherein each symbol is as defined in the description, and its pharmaceutically acceptable salt, to processes for preparation thereof, to pharmaceutical composition comprising the same, and to a use of the same for treating or preventing Tachykinin-mediated diseases in human being or animals.Type: ApplicationFiled: November 21, 2006Publication date: May 31, 2007Applicant: Fujisawa Pharmaceutical Co. Ltd.Inventors: Kazuhiko Take, Nobukiyo Konishi, Shinji Shigenaga, Natsuko Kayakiri, Hidenori Azami, Yoshiteru Eikyu, Kazuo Nakai, Junya Ishida, Masataka Morita
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Patent number: 7214177Abstract: A culture/centrifugal tube includes a tube and a cap. The cap has a disk portion and an annular portion that define an annular groove therebetween. The annular groove opens at a position level with the surface of the disk portion. The open end of the tube extends into the annular groove, with the open end of the vessel in abutment against the surface of the disk portion when the cap is fully engaged on the tube. An angle rotor that is used in a centrifuge is formed with an accommodation hole that receives the culture/centrifugal tube. The accommodation hole including a smaller-diameter tube accommodating portion that accommodates the tube and a larger-diameter cap accommodating portion that accommodates the cap. The cap accommodating portion includes a region that entirely encompasses a corresponding portion of the outer periphery of the annular portion of the cap.Type: GrantFiled: April 25, 2003Date of Patent: May 8, 2007Assignee: Hitachi Koki Co., Ltd.Inventors: Masaharu Aizawa, Masataka Morita
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Publication number: 20070043084Abstract: A compound of the formula (1): wherein R1 is cyano, and the like; R2 is hydroxy, and the like; R3 is (lower)alkoxy, and the like; X and Y are each CH or N; or pharmaceutically acceptable salts thereof, which are useful as a medicament.Type: ApplicationFiled: April 26, 2004Publication date: February 22, 2007Applicant: Astellas Pharma Inc.Inventors: Fumie Takahashi, Tadashi Terasaka, Masataka Morita, Nobukiyo Konishi, Katsuya Nakamura
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Patent number: 7166598Abstract: This invention relates to piperazine derivatives of the formula: wherein each symbol is as defined in the description, and its pharmaceutically acceptable salt, to processes for preparation thereof, to pharmaceutical composition comprising the same, and to a use of the same for treating or preventing Tachykinin-mediated diseases in human being or animals.Type: GrantFiled: October 20, 2004Date of Patent: January 23, 2007Assignee: Astellas Pharma Inc.Inventors: Kazuhiko Take, Nobukiyo Konishi, Shinji Shigenaga, Natsuko Kayakiri, Hidenori Azami, Yoshiteru Eikyu, Kazuo Nakai, Junya Ishida, Masataka Morita
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Publication number: 20060276521Abstract: A compound of the formula (I): R1—NH—X—Y-Z (I) wherein each symbol is as defined in the specification, or a pharmaceutically acceptable salt thereof useful as a vascular adhesion protein-1 (VAP-1) inhibitor, a pharmaceutical composition, a method for preventing or treating a VAP-1 associated disease, especially macular edema, which method includes administering an effective amount of the compound or a pharmaceutically acceptable salt thereof to a mammal, and the like.Type: ApplicationFiled: August 17, 2006Publication date: December 7, 2006Applicant: Astellas Pharma Inc.Inventors: Takayuki Inoue, Takashi Tojo, Masataka Morita, Mitsuru Ohkubo, Kousei Yoshihara, Akira Nagashima
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Patent number: 7125901Abstract: A compound of the formula (I): R1—NH—X—Y-Z (I) wherein each symbol is as defined in the specification, or a pharmaceutically acceptable salt thereof useful as a vascular adhesion protein-1 (VAP-1) inhibitor, a pharmaceutical composition, a method for preventing or treating a VAP-1 associated disease, especially macular edema, which method includes administering an effective amount of the compound or a pharmaceutically acceptable salt thereof to a mammal, and the like.Type: GrantFiled: January 27, 2004Date of Patent: October 24, 2006Assignee: Astellas Pharma Inc.Inventors: Takayuki Inoue, Takashi Tojo, Masataka Morita, Mitsuru Ohkubo, Kousei Yoshihara, Akira Nagashima