Patents by Inventor Takahiro Itoh
Takahiro Itoh 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: 11924689Abstract: To provide a control device that can prevent an increase in a processing load and that can effectively allocate a radio resource. A control device (30) according the present disclosure includes: a deciding unit (31) configured to decide whether or not an interval between generation of a first flow that is generated when performing radio communication between a communication terminal (10) and a base station (20) and generation of a second flow that is generated after the generation of the first flow exceeds a permissible delay time of the first flow; and a determination unit (32) configured to determine deletion of non-transmitted data related to the communication terminal (10) after lapse of the permissible delay time of the first flow when it is decided that the generation interval exceeds the permissible delay time of the first flow.Type: GrantFiled: June 16, 2022Date of Patent: March 5, 2024Assignee: NEC CORPORATIONInventors: Nobuhiko Itoh, Takanori Iwai, Takahiro Nobukiyo, Motoki Morita
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Patent number: 11097899Abstract: An objective is to develop a conveyor device capable of conveying a conveyance object in a plurality of directions. The conveyor device includes a roller portion (rotating body) 30 and a driving body 50. The rotating body 30 is rotatable around at least a first rotation axis 60, and the rotating body is rotatable around a second rotation axis 61 in a direction intersecting with the first rotation axis 60, and changes an attitude by rotating to change a direction of the first rotation axis 60. The driving body 50 is rotated by power around a third rotation axis 62, and the third rotation axis 62 extends in a direction intersecting with the first rotation axis 60. The driving body 50 is in contact with the rotating body at a position eccentric to one end in the direction of the first rotation axis 60 relative to the second rotation axis 61 regardless of attitude-changing of the rotating body.Type: GrantFiled: February 25, 2019Date of Patent: August 24, 2021Assignee: Itoh Denki Co., Ltd.Inventors: Kazuo Itoh, Tatsuhiko Nakamura, Takahiro Itoh
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Publication number: 20200385213Abstract: An objective is to develop a conveyor device capable of conveying a conveyance object in a plurality of directions. The conveyor device includes a roller portion (rotating body) 30 and a driving body 50. The rotating body 30 is rotatable around at least a first rotation axis 60, and the rotating body is rotatable around a second rotation axis 61 in a direction intersecting with the first rotation axis 60, and changes an attitude by rotating to change a direction of the first rotation axis 60. The driving body 50 is rotated by power around a third rotation axis 62, and the third rotation axis 62 extends in a direction intersecting with the first rotation axis 60. The driving body 50 is in contact with the rotating body at a position eccentric to one end in the direction of the first rotation axis 60 relative to the second rotation axis 61 regardless of attitude-changing of the rotating body.Type: ApplicationFiled: February 25, 2019Publication date: December 10, 2020Inventors: Kazuo Itoh, Tatsuhiko Nakamura, Takahiro Itoh
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Patent number: 10464756Abstract: A conveying device has: a main conveyor unit; a sub conveyor unit; and a lifting and lowering unit that lifts and lowers at least one of the main conveyor unit and the sub conveyor unit, wherein the main conveyor unit has a main conveying passage disposed in a fixed region, the main conveying passage conveying a conveyance object, wherein the sub conveyor unit has a sub conveying passage disposed in the fixed region, the sub conveying passage conveying the conveyance object in an intersecting direction with respect to a conveying direction of the main conveying passage, wherein a conveyance attitude is capable of being changed between a main conveyance attitude in which a conveying surface of the sub conveying passage is located below a conveying surface of the main conveying passage, and a sub conveyance attitude in which both ends in the intersecting direction of the conveying surface of the sub conveying passage are located above the conveying surface of the main conveying passage, and in the sub conveyancType: GrantFiled: October 11, 2017Date of Patent: November 5, 2019Assignee: Itoh Denki Co., Ltd.Inventors: Kazuo Itoh, Tatsuhiko Nakamura, Koji Ueda, Takahiro Itoh
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Publication number: 20180229937Abstract: A conveying device has: a main conveyor unit; a sub conveyor unit; and a lifting and lowering unit that lifts and lowers at least one of the main conveyor unit and the sub conveyor unit, wherein the main conveyor unit has a main conveying passage disposed in a fixed region, the main conveying passage conveying a conveyance object, wherein the sub conveyor unit has a sub conveying passage disposed in the fixed region, the sub conveying passage conveying the conveyance object in an intersecting direction with respect to a conveying direction of the main conveying passage, wherein a conveyance attitude is capable of being changed between a main conveyance attitude in which a conveying surface of the sub conveying passage is located below a conveying surface of the main conveying passage, and a sub conveyance attitude in which both ends in the intersecting direction of the conveying surface of the sub conveying passage are located above the conveying surface of the main conveying passage, and in the sub conveyancType: ApplicationFiled: October 11, 2017Publication date: August 16, 2018Inventors: Kazuo Itoh, Tatsuhiko Nakamura, Koji Ueda, Takahiro Itoh
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Patent number: 8171662Abstract: A method for processing a separation and rupture portion of a display label is a method for forming, on the display label attached to an attachment target object, the separation and rupture portion for rupturing the display label upon separation of the display label from the attachment target object. This method includes attaching, to the attachment target object, the display label having a back side on which an adhesive layer is formed, and then forming a slit serving as the separation and rupture portion on the display label.Type: GrantFiled: October 14, 2009Date of Patent: May 8, 2012Assignee: Kyocera Mita CorporationInventors: Takahiro Itoh, Katsuaki Ohnishi, Hideaki Takeuchi, Shinji Otani, Shigeru Nishiyama, Tsutomu Ashikari, Eiichi Ishikawa
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Patent number: 8174757Abstract: A multi-layer optical thin film filter comprising plural deposited optical thin films, wherein optical thin film thickness for each of said optical thin films has a predetermined wavelength spectrum in a predetermined gain equalization band and a predetermined wavelength spectrum in a pumping light transmission band other than said gain equalization band.Type: GrantFiled: July 26, 2010Date of Patent: May 8, 2012Assignee: The Furukawa Electric Co., Ltd.Inventors: Takahiro Itoh, You Mimura
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Publication number: 20100284062Abstract: A multi-layer optical thin film filter comprising plural deposited optical thin films, wherein optical thin film thickness for each of said optical thin films has a predetermined wavelength spectrum in a predetermined gain equalization band and a predetermined wavelength spectrum in a pumping light transmission band other than said gain equalization band.Type: ApplicationFiled: July 26, 2010Publication date: November 11, 2010Applicant: THE FURUKAWA ELECTRIC CO., LTD.Inventors: Takahiro ITOH, You MIMURA
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Publication number: 20100222394Abstract: The present invention provides a more efficient industrial method for producing a pyrazol-3-yl-benzamide derivative expressed by a formula useful as medicine: wherein R2, R3 and R4 each independently represent a lower alkyl group.Type: ApplicationFiled: September 25, 2008Publication date: September 2, 2010Inventors: Kenichi Asakawa, Naotaka Sawada, Takayuki Tsuritani, Toshiaki Mase, Keiji Takahashi, Takahiro Itoh, Feng Xu, Naoki Yoshikawa
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Publication number: 20100121069Abstract: An electron withdrawing group substituted ?-arylolefin derivative represented by general formula (I) (in the formula, Ar1 represents an aryl group, E represents a formyl, acyl and so on) is allowed to react with an arylboronic acid represented by general formula (II) Ar2—BXmMn in the general formula (IV) RhYoL1p (Chiraphos)q (in the formula, Y represents ClO4, BF4, PF6, SbF6, OTf, halogen atom, hydroxyl group, alkoxy group or acyloxy group, L1 represents an organic ligand) to produce an optically active ?-diaryl electron withdrawing group substituted compound represented by general formula (V)Type: ApplicationFiled: July 13, 2007Publication date: May 13, 2010Inventors: Norio Miyaura, Yasunori Yamamoto, Takashi Nishikata, Takahiro Itoh
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Publication number: 20100088936Abstract: A method for processing a separation and rupture portion of a display label is a method for forming, on the display label attached to an attachment target object, the separation and rupture portion for rupturing the display label upon separation of the display label from the attachment target object. This method includes attaching, to the attachment target object, the display label having a back side on which an adhesive layer is formed, and then forming a slit serving as the separation and rupture portion on the display label.Type: ApplicationFiled: October 14, 2009Publication date: April 15, 2010Applicant: KYOCERA MITA CORPORATIONInventors: Takahiro Itoh, Katsuaki Ohnishi, Hideaki Takeuchi, Shinji Otani, Shigeru Nishiyama, Tsutomu Ashikari, Eiichi Ishikawa
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Patent number: 7683218Abstract: Disclosed is an efficient and widely-applicable method for commercially producing a thioether compound or a thiol compound which is useful as a pharmaceutical compound or a production intermediate of it. Specifically disclosed is a method for producing a thioether compound represented by the general formula [I] below or a salt thereof. This method is characterized in that a compound represented by the following general formula [III]: [III] (wherein X represents a bromine atom, a chlorine atom or a trifluoromethylsulfonyloxy group, and ring A represents an aryl group or a heteroaryl ring group) or a salt thereof is reacted with a thiol compound represented by the following general formula [II]: [II] or a salt thereof in the presence of a palladium compound such as Pd2(dba)3, a base such as i-Pr2NEt and a phosphorus compound represented by the following formula [AA].Type: GrantFiled: October 7, 2005Date of Patent: March 23, 2010Assignee: Banyu Pharmaceutical Co., Ltd.Inventors: Takahiro Itoh, Toshiaki Mase, Atsushi Akao
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Publication number: 20090131664Abstract: This invention is related to a method for producing 3-{4-[3-(1-pyrrolidinyl)propoxy]phenyl}-5-trifluoromethyl-4(3H)-quinazolinone comprising a step for reacting 2-methyl-5-trifluoromethyl-4H-3,1-benzoxazin-4-one with 4-[3-(1-pyrrolidinyl)propoxy]aniline or an acid-addition salt thereof, or 4-(1-cyclobutyl-4-piperidinoy9oxyaniline or acid addition salt thereof in the presence of an acid catalyst.Type: ApplicationFiled: July 4, 2006Publication date: May 21, 2009Inventors: Atsushi Akao, Takehiko Iida, Takahiro Itoh, Toshiaki Mase, Kimihiko Sato, Naotaka Sawada, Chie Kadowaki, Takayuki Tsuritani, Nobuyoshi Yasuda
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Publication number: 20080108823Abstract: Disclosed is an efficient and widely-applicable method for commercially producing a thioether compound or a thiol compound which is useful as a pharmaceutical compound or a production intermediate of it. Specifically disclosed is a method for producing a thioether compound represented by the general formula [I] below or a salt thereof. This method is characterized in that a compound represented by the following general formula [III]:[III] (wherein X represents a bromine atom, a chlorine atom or a trifluoromethylsulfonyloxy group, and ring A represents an aryl group or a heteroaryl ring group) or a salt thereof is reacted with a thiol compound represented by the following general formula [II]:[II] or a salt thereof in the presence of a palladium compound such as Pd2(dba)3, a base such as i-Pr2NEt and a phosphorus compound represented by the following formula [AA].Type: ApplicationFiled: October 7, 2005Publication date: May 8, 2008Inventors: Takahiro Itoh, Toshiaki Mase, Atsushi Akao
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Patent number: 7304072Abstract: Compounds represented by the general formula (I) wherein Ar1 represents an aryl or heteroaryl which may be substituted; n represents 0 or 1; T, U, V and W each independently represent a nitrogen atom or a methine group which may have a substituent selected from the group consisting of halogen, lower alkyl, hydroxy and lower alkoxy, wherein at least two of which represent said methine group; X represents methine, hydroxy substituted methine or nitrogen atom; Y represents an imino which may be substituted with lower alkyl, or oxygen; and a salt, ester or N-oxide derivative thereof. The compounds exhibit NPY antagonistic activities and are useful as agents for the treatment of various diseases related to NPY, for example, cardiovascular disorders, central nervous system disorders, metabolic diseases, sexual and reproductive dysfunctions, gastro-intestinal disorders, respiratory disorders, inflammation or glaucoma, and the like.Type: GrantFiled: August 23, 2004Date of Patent: December 4, 2007Assignee: Banyu Pharmaceutical Co., Ltd.Inventors: Takehiro Fukami, Akio Kanatani, Akane Ishihara, Yasuyuki Ishii, Toshiyuki Takahashi, Yuji Haga, Toshihiro Sakamoto, Takahiro Itoh, Masato Chiba
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Publication number: 20070223008Abstract: A multi-layer optical thin film filter comprising plural deposited optical thin films, wherein optical thin film thickness for each of said optical thin films has a predetermined wavelength spectrum in a predetermined gain equalization band and a predetermined wavelength spectrum in a pumping light transmission band other than said gain equalization band.Type: ApplicationFiled: May 21, 2007Publication date: September 27, 2007Inventors: Takahiro Itoh, You Mimura
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Publication number: 20050032820Abstract: A Compound represented by the general formula (I): wherein AR1 represents an aryl or heteroaryl which may be substituted, the substituent being selected from the group consisting of hydroxy, halogen, nitro, lower alkyl, halo(lower)alkyl, hydroxy(lower)alkyl, cyclo(lower)alkyl, lower alkenyl, lower alkoxy, halo(lower)alkoxy, lower alkylthio, carboxyl, lower alkanoyl, lower alkoxycarbonyl, lower alkylene optionally substituted with oxo, and a group represented by the formula —Q—Ar2; Ar2represents an aryl or heteroaryl which may be substituted, the substituent being selected from the group consisting of halogen, cyano, lower alkyl, halo(lower)alkyl, hydroxy(lower)alkyl, hydroxy, lower alkoxy, halo(lower)alkoxy, lower alkylamino, di-lower alkylamino, lower alkanoyl and aryl; n represents 0 or 1; Q represents a single bond or carbonyl; T, U, V and W each independently represent a nitrogen atom or a methine group which may have a substituent selected from the group consisting of halogen, lower alkyl, hydroxType: ApplicationFiled: August 23, 2004Publication date: February 10, 2005Inventors: Takehiro Fukami, Akio Kanatani, Akane Ishihara, Yasuyuki Ishii, Toshiyuki Takahashi, Yuji Haga, Toshihiro Sakamoto, Takahiro Itoh, Masato Chiba
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Patent number: 6803372Abstract: Compounds of the general formula (I): wherein Ar1 represents optionally substituted aryl or heteroaryl; n represents 0 or 1; T, U, V, and W each independently represent nitrogen atom or optionally substituted methine group, where at least two of them represent the said methine group; X represents methine or hydroxy substituted methine; Y represents an optionally substituted imino or oxygen atom are described and claimed. These novel spiro compounds are useful as neuropeptide Y receptor antagonists and as agents for the treatment of various kinds of cardiovascular disorders, central nervous system disorders, metabolic diseases and the like.Type: GrantFiled: March 8, 2002Date of Patent: October 12, 2004Assignee: Banyu Pharmaceutical Co., Ltd.Inventors: Takehiro Fukami, Akio Kanatani, Akane Ishihara, Yasuyuki Ishii, Toshiyuki Takahashi, Yuji Haga, Toshihiro Sakamoto, Takahiro Itoh
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Patent number: 6723847Abstract: The present invention is directed to novel spiro compounds useful as neuropeptide Y receptor antagonists.Type: GrantFiled: June 4, 2003Date of Patent: April 20, 2004Assignee: Banyu Pharmaceutical Co., Ltd.Inventors: Takehiro Fukami, Akio Kanatani, Akane Ishihara, Yasuyuki Ishii, Toshiyuki Takahashi, Yuji Haga, Toshihiro Sakamoto, Takahiro Itoh
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Publication number: 20040032591Abstract: A wavelength determining apparatus for thin film thickness monitoring light so as to determine the wavelength of the monitoring light which is projected to an optical thin film under deposition and transmitted through or reflecting from the optical thin film, comprising a means, related to optical intensity change of the monitoring light, to calculate a first stopping index value to stop deposition of said optical thin film whose thin film thickness reaches desired thin film thickness in each nominated wavelength of the plural monitoring light, and a means to determine the nominated wavelength of the monitoring light in the plural monitoring light based on the first stopping index value of each calculated nominated wavelength.Type: ApplicationFiled: December 27, 2002Publication date: February 19, 2004Inventors: Takahiro Itoh, You Mimura