Patents by Inventor Jun Kunitomo
Jun Kunitomo 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: 11070024Abstract: In a semiconductor laser device that includes: a semiconductor laser element that outputs light from an output portion; and a metal stem that holds the semiconductor laser element, the metal stem includes a base that has a reference surface on an upper surface and a protrusion portion that protrudes upward from the reference surface, and the protrusion portion is provided with an installation surface on which the semiconductor laser element is installed and a side surface which is disposed on an identical plane with a part of an outer circumferential surface of the base.Type: GrantFiled: April 9, 2018Date of Patent: July 20, 2021Assignee: SHARP KABUSHIKI KAISHAInventors: Jun Kunitomo, Nobuhiro Ohkubo, Akiyoshi Sugahara
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Publication number: 20200067268Abstract: In a semiconductor laser device that includes: a semiconductor laser element that outputs light from an output portion; and a metal stem that holds the semiconductor laser element, the metal stem includes a base that has a reference surface on an upper surface and a protrusion portion that protrudes upward from the reference surface, and the protrusion portion is provided with an installation surface on which the semiconductor laser element is installed and a side surface which is disposed on an identical plane with a part of an outer circumferential surface of the base.Type: ApplicationFiled: April 9, 2018Publication date: February 27, 2020Inventors: JUN KUNITOMO, NOBUHIRO OHKUBO, AKIYOSHI SUGAHARA
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Publication number: 20170114044Abstract: The present invention provides a compound which has the effect of PDE inhibition, and which is useful as a medicament for preventing or treating schizophrenia or so on. A compound of formula (I0) wherein R1 represents a substituent, R2 represents a hydrogen atom, or a substituent, R3 represents a hydrogen atom, or a substituent, Ring A represents an aromatic ring which can be substituted, and Ring B represents a 5-membered heteroaromatic ring which can be substituted, or a salt thereof.Type: ApplicationFiled: December 13, 2016Publication date: April 27, 2017Inventors: Takahiko TANIGUCHI, Akira KAWADA, Mitsuyo KONDO, John F. QUINN, Jun KUNITOMO, Masato YOSHIKAWA, Makoto FUSHIMI
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Patent number: 9550756Abstract: The present invention provides a compound which has the effect of PDE inhibition, and which is useful as a medicament for preventing or treating schizophrenia or so on. A compound of formula (I0): wherein R1 represents a substituent, R2 represents a hydrogen atom, or a substituent, R3 represents a hydrogen atom, or a substituent, Ring A represents an aromatic ring which can be substituted, and Ring B represents a 5-membered heteroaromatic ring which can be substituted, or a salt thereof.Type: GrantFiled: October 17, 2014Date of Patent: January 24, 2017Assignee: TAKEDA PHARMACEUTICAL COMPANY LIMITEDInventors: Takahiko Taniguchi, Jun Kunitomo, Masato Yoshikawa, Makoto Fushimi
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Patent number: 9150588Abstract: A compound having PDE inhibitory represented by formula (1), W1-W2 (1), wherein (i) W1 is and W2 is (ii) W1 is and W2 is or (iii) W1 is and W2 is or a pharmaceutically acceptable salt thereof; and a method of treating or preventing schizophrenia.Type: GrantFiled: August 9, 2011Date of Patent: October 6, 2015Assignee: TAKEDA PHARMACEUTICAL COMPANY LIMITEDInventors: Takahiko Taniguchi, Masato Yoshikawa, Tomoaki Hasui, Makoto Fushimi, Jun Kunitomo
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Patent number: 9090586Abstract: The present invention provides a compound represented by the formula (1): wherein each symbol is as defined in the specification, or a salt thereof, a prodrug of the compound or a salt thereof, a medicament containing the compound or a salt thereof, the medicament which is a phosphodiesterase 10A inhibitor, and a medicament which is for preventing or treating schizophrenia.Type: GrantFiled: August 3, 2011Date of Patent: July 28, 2015Assignee: TAKEDA PHARMACEUTICAL COMPANY LIMITEDInventors: Masato Yoshikawa, Shinkichi Suzuki, Tomoaki Hasui, Makoto Fushimi, Jun Kunitomo, Haruhi Kamisaki, Takahiko Taniguchi
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Patent number: 9029536Abstract: The present invention provides a compound which has the effect of PDE 10A inhibition, and which is useful as a medicament for preventing or treating schizophrenia or so on.Type: GrantFiled: August 3, 2011Date of Patent: May 12, 2015Assignee: Takeda Pharmaceutical Company LimitedInventors: Joseph Raker, Takahiko Taniguchi, Masato Yoshikawa, Tomoaki Hasui, Jun Kunitomo
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Patent number: 9029388Abstract: The present invention provides a compound having a superior PDE10A inhibitory action and use thereof. The compound is a compound represented by the following formula (I): wherein each symbol is as defined in the present specification, or a salt thereof.Type: GrantFiled: March 15, 2012Date of Patent: May 12, 2015Assignee: Takeda Pharmaceutical Company LimitedInventors: Takahiko Taniguchi, Jun Kunitomo, Masato Yoshikawa, Tomoaki Hasui, Eiji Honda, Keisuke Imamura, Haruhi Kamisaki, Shinkichi Suzuki, Kasei Miura
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Publication number: 20150099757Abstract: The present invention provides a compound which has the effect of PDE inhibition, and which is useful as a medicament for preventing or treating schizophrenia or so on. A compound of formula (I0): wherein R1 represents a substituent, R2 represents a hydrogen atom, or a substituent, R3 represents a hydrogen atom, or a substituent, Ring A represents an aromatic ring which can be substituted, and Ring B represents a 5-membered heteroaromatic ring which can be substituted, or a salt thereof.Type: ApplicationFiled: October 17, 2014Publication date: April 9, 2015Inventors: Takahiko TANIGUCHI, Akira KAWADA, Mitsuyo KONDO, John F. QUINN, Jun KUNITOMO, Masato YOSHIKAWA, Makoto FUSHIMI
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Patent number: 8916566Abstract: The present invention provides a compound which has the effect of PDE inhibition, and which is useful as a medicament for preventing or treating schizophrenia or so on. A compound of formula (I0): wherein R1 represents a substituent, R2 represents a hydrogen atom, or a substituent, R3 represents a hydrogen atom, or a substituent, Ring A represents an aromatic ring which can be substituted, and Ring B represents a 5-membered heteroaromatic ring which can be substituted, or a salt thereof.Type: GrantFiled: February 4, 2010Date of Patent: December 23, 2014Assignee: Takeda Pharmaceutical Company LimitedInventors: Takahiko Taniguchi, Jun Kunitomo, Masato Yoshikawa, Makoto Fushimi
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Patent number: 8778944Abstract: The present invention provides a compound which has the effect of PDE inhibition, and which is useful as a medicament for preventing or treating schizophrenia or so on. A compound of formula (I0), wherein R1 represents a substituent; R2 represents a hydrogen atom, or a substituent; R3 represents a hydrogen atom, or a substituent; Ring A represents an aromatic ring which can be substituted, and Ring B represents a 5-membered heteroaromatic ring which can be substituted, or a salt thereof.Type: GrantFiled: July 6, 2012Date of Patent: July 15, 2014Assignee: Takeda Pharmaceutical Company LimitedInventors: Takahiko Taniguchi, Akira Kawada, John F. Quinn, Jun Kunitomo, Masato Yoshikawa, Makoto Fushimi
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Publication number: 20130331409Abstract: The present invention provides a compound having a superior PDE10A inhibitory action and use thereof. The compound is a compound represented by the following formula (I): wherein each symbol is as defined in the present specification, or a salt thereof.Type: ApplicationFiled: March 15, 2012Publication date: December 12, 2013Inventors: Takahiko Taniguchi, Jun Kunitomo, Masato Yoshikawa, Tomoaki Hasui, Eiji Honda, Keisuke Imamura, Haruhi Kamisaki, Shinkichi Suzuki, Kasei Miura
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Patent number: 8513251Abstract: The present invention provides a compound which has the effect of PDE inhibition, and which is useful as a medicament for preventing or treating schizophrenia or so on. A compound of formula (I0), wherein R1 represents a substituent; R2 represents a hydrogen atom, or a substituent; R3 represents a hydrogen atom, or a substituent; Ring A represents an aromatic ring which can be substituted, and Ring B represents a 5-membered heteroaromatic ring which can be substituted, or a salt thereof.Type: GrantFiled: July 6, 2012Date of Patent: August 20, 2013Assignee: Takeda Pharmaceutical Company LimitedInventors: Takahiko Taniguchi, Jun Kunitomo
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Patent number: 8492378Abstract: For the purpose of providing a GSK-3? inhibitor containing an oxadiazole compound or a salt thereof or a prodrug thereof useful as an agent for the prophylaxis or treatment of a GSK-3?-related pathology or disease, the present invention provides a GSK-3? inhibitor containing a compound represented by the formula (I): wherein each symbol is as defined in the specification, or a salt thereof or a prodrug thereof.Type: GrantFiled: August 2, 2007Date of Patent: July 23, 2013Assignee: Takeda Pharmaceutical Company LimitedInventors: Fumio Itoh, Jun Kunitomo, Hiromi Kobayashi, Eiji Kimura, Morihisa Saitoh, Tomohiro Kawamoto, Hiroki Iwashita, Katsuhito Murase
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Publication number: 20130172292Abstract: The present invention provides a compound which has the effect of PDE 10A inhibition, and which is useful as a medicament for preventing or treating schizophrenia or so on.Type: ApplicationFiled: August 3, 2011Publication date: July 4, 2013Applicant: Takeda Pharmaceutical Company LimitedInventors: Joseph Raker, Takahiko Taniguchi, Masato Yoshikawa, Tomoaki Hasui, Jun Kunitomo
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Publication number: 20130150344Abstract: The present invention provides a compound represented by the formula (1): wherein each symbol is as defined in the specification, or a salt thereof, a prodrug of the compound or a salt thereof, a medicament containing the compound or a salt thereof, the medicament which is a phosphodiesterase 10A inhibitor, and a medicament which is for preventing or treating schizophrenia.Type: ApplicationFiled: August 3, 2011Publication date: June 13, 2013Inventors: Masato Yoshikawa, Shinkichi Suzuki, Tomoaki Hasui, Makoto Fushimi, Jun Kunitomo, Haruhi Kamisaki, Takahiko Taniguchi
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Publication number: 20130137700Abstract: Provided is a compound having a PDE10A inhibitory action, and useful as a medicament for the prophylaxis or treatment of mental diseases such as schizophrenia and the like, and the like. A compound represented by the formula (I): wherein each symbol is as defined in the DESCRIPTION, or a salt thereof.Type: ApplicationFiled: August 3, 2011Publication date: May 30, 2013Inventors: Tomoaki Hasui, Makoto Fushimi, Hironori Kokubo, Takenori Hitaka, Shotaro Miura, Jun Kunitomo, Takahiko Taniguchi
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Publication number: 20130137675Abstract: The present invention aims to provide a compound having a PDE inhibitory action and useful as a medicament for the prophylaxis or treatment of schizophrenia and the like. A compound represented by the formula (1x): wherein each symbol is as described in the DESCRIPTION, or the formula (1): W1—W2??(1) wherein each symbol is as described in the DESCRIPTION, or a salt thereof.Type: ApplicationFiled: August 9, 2011Publication date: May 30, 2013Inventors: Takahiko Taniguchi, Shinkichi Suzuki, Masato Yoshikawa, Tomoaki Hasui, Makoto Fushimi, Jun Kunitomo
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Patent number: 8435995Abstract: The present invention provides a compound which has the effect of PDE inhibition, and which is useful as a medicament for preventing or treating schizophrenia or so on. A compound of formula (I0), wherein R1 represents a substituent; R2 represents a hydrogen atom, or a substituent; R3 represents a hydrogen atom, or a substituent; Ring A represents an aromatic ring which can be substituted, and Ring B represents a 5-membered heteroaromatic ring which can be substituted, or a salt thereof.Type: GrantFiled: July 6, 2012Date of Patent: May 7, 2013Assignee: Takeda Pharmaceutical Company LimitedInventors: Takahiko Taniguchi, Jun Kunitomo
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Patent number: 8354411Abstract: The present invention provides a compound which has the effect of PDE inhibition, and which is useful as a medicament for preventing or treating schizophrenia or so on. A compound of formula (I0), wherein R1 represents a substituent; R2 represents a hydrogen atom, or a substituent; R3 represents a hydrogen atom, or a substituent; Ring A represents an aromatic ring which can be substituted, and Ring B represents a 5-membered heteroaromatic ring which can be substituted, or a salt thereof.Type: GrantFiled: February 4, 2010Date of Patent: January 15, 2013Assignee: Takeda Pharmaceutical Company LimitedInventors: Takahiko Taniguchi, Jun Kunitomo