Patents by Inventor Hideki Ihara
Hideki Ihara 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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Publication number: 20230024003Abstract: The present invention provides an amidite compound capable of improving a yield and a purity of a polyoligonucleotide, a glycoside compound as an intermediate thereof, and a production method for a polynucleotide using the amidite compound. The present invention also provides an amidite compound of formula (1) capable of improving a yield and a purity of a polyoligonucleotide, a glycoside compound of formula (10) (in formulae (10) and (1), Ba, Ra, Rb, Rc, G1, G2, and G3 are as defined in the description, and R is represented by the following formulae), and a production method for a polynucleotide using the amidite compound.Type: ApplicationFiled: August 28, 2020Publication date: January 26, 2023Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Ikuya OSHIRO, Tatsuya SAITO, Hideki IHARA
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Publication number: 20230022212Abstract: A purpose of the present invention is to provide a method for producing a glycoside compound having a high purity. The present invention provides a method for producing a glycoside compound represented by formula (3) (wherein Ba, i-Pr and n are the same as those defined below), which comprises reacting a glycoside compound of formula (1) (wherein Ba represents an adenine group which may be optionally substituted with an acyl group, and i-Pr represents an isopropyl group) with an ether compound of formula (2) (wherein R1 represents a C1-C6 alkyl group or a phenyl group, and n is 0 or 1) in one or more solvents selected from tetrahydropyran and 4-methyltetrahydropyran in the presence of one or more halogenated agents selected from halogen, N-halogenated succinimide, and N-halogenated hydantoin.Type: ApplicationFiled: August 28, 2020Publication date: January 26, 2023Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Tatsuya SAITO, Hideki IHARA
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Patent number: 11401296Abstract: The present invention provides an amidite compound represented by formula (1) which enables a synthesis of RNA with high purity, and the method for preparing a polynucleotide by using the same compound. (In the formula (1), wherein R represents the following formula (wherein Ra and Rb are identical to or different from each other and each represents a methyl group, an ethyl group, or a hydrogen atom, with the proviso that Ra and Rb does not represent a hydrogen atom, n is an integer of 1 to 5), and Ba represents a group containing optionally protected nucleobase structure, and G1 and G2 are identical to or different from each other and each represents a protecting group for a hydroxy group, and G3 are identical to or different from each other and each represents an alkyl group.Type: GrantFiled: April 23, 2019Date of Patent: August 2, 2022Assignee: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Yuki Tanaka, Tatsuya Saito, Hideki Ihara
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Publication number: 20210355153Abstract: A process for preparing a glycoside compound represented by formula (3), which includes reacting a glycoside compound represented by formula (1) with an ether compound represented. by formula (2) in the presence of an. oxidizing agent and an acid to prepare a glycoside compound represented by formula (3), where the oxidizing agent is added to a reaction system, followed by adding an acid thereto, where Ba represents a cytosine group which may be optionally substituted with acyl group, or an uracil group, R1 represents a C1 to C6 alkyl group or a phenyl group, and n is 0 or 1, where an oxidizing agent is selected from N-halogenated succinimide and N-halogenated hydantoin, and an acid is selected from perfluoroalkylcarboxylic acid, alkylsulfonic acid, arylsulfonic acid, periluoroalkylsulfonic acid, and salts thereof, and any combinations thereof, which can provide a synthesis of a desired compound with high purity.Type: ApplicationFiled: September 6, 2019Publication date: November 18, 2021Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Tatsuya SAITO, Hideki IHARA
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Publication number: 20210238217Abstract: The present invention provides an amidite compound represented by formula (1) which enables a synthesis of RNA with high purity, and the method for preparing a polynucleotide by using the same compound. (In the formula (1), wherein R represents the following formula (wherein Ra and Rb are identical to or different from each other and each represents a methyl group, an ethyl group, or a hydrogen atom, with the proviso that Ra and Rb does not represent a hydrogen atom, n is an integer of 1 to 5), and Ba represents a group containing optionally protected nucleobase structure, and G1 and G2 are identical to or different from each other and each represents a protecting group for a hydroxy group, and G3 are identical to or different from each other and each represents an alkyl group.Type: ApplicationFiled: April 23, 2019Publication date: August 5, 2021Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Yuki TANAKA, Tatsuya SAITO, Hideki IHARA
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Patent number: 10938306Abstract: Response fluctuation of output current due to fluctuation of input voltage is reduced by control device (CM) including current fluctuation reduction control means (CFC) that is a regulator for regulating any of an output current command signal, a current detection value, and a control gain when the input voltage fluctuates.Type: GrantFiled: March 5, 2018Date of Patent: March 2, 2021Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Masashi Samizo, Naoki Kobayashi, Ryunosuke Shibagaki, Hideki Ihara, Toshinori Hongu
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Publication number: 20210044081Abstract: A direct-diode laser oscillator 1 can emit laser light to a laser processing head 3 based on the driving commands received from a system controller 5, which can control a laser robot 4 including the laser processing head 3. The direct-diode laser oscillator 1 includes the following: laser modules 10 each including a plurality of laser diodes connected in series or in parallel; a power supply circuit 20 for driving the laser modules 10 at a constant current, and a power controller 30 for controlling the power supply circuit 20 based on the driving commands and performing a fault diagnosis of the laser oscillator 1 based on which one of a plurality of previously divided regions of a diagnosis map the current and voltage applied to the laser modules 10 belong to.Type: ApplicationFiled: October 27, 2020Publication date: February 11, 2021Inventors: RYUNOSUKE SHIBAGAKI, MASASHI SAMIZO, HIDEKI IHARA, YOSHIYUKI HAMANO, TOSHINORI HONGU, NAOKI KOBAYASHI
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Patent number: 10850340Abstract: In a method and device for performing welding, after the welding current reaches a first current value during a short circuit, the feeding of the welding wire is stopped, slowed down, or moved backward. As a result, the opening of a short circuit is urged to reduce the frequency at which welding is unnecessarily interrupted by an overcurrent protection function. This achieves high weld quality such as the absence of welding defects, and high production efficiency.Type: GrantFiled: August 21, 2018Date of Patent: December 1, 2020Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Yoshiaki Tanaka, Kazunori Matsumoto, Kimiya Sato, Akira Nakagawa, Hiroki Yuzawa, Hideki Ihara
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Publication number: 20200287460Abstract: Response fluctuation of output current due to fluctuation of input voltage is reduced by control device (CM) including current fluctuation reduction control means (CFC) that is a regulator for regulating any of an output current command signal, a current detection value, and a control gain when the input voltage fluctuates.Type: ApplicationFiled: March 5, 2018Publication date: September 10, 2020Inventors: MASASHI SAMIZO, NAOKI KOBAYASHI, RYUNOSUKE SHIBAGAKI, HIDEKI IHARA, TOSHINORI HONGU
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Patent number: 10308672Abstract: A compound represented by formula (3): or an enantiomer thereof can be obtained by comprising: reacting a compound represented by formula (1): or an enantiomer thereof with 6-hydroxyhexanoic acid in a solvent in the presence of an additive such as 1-hydroxybenzotriazole and a condensing agent, and then mixing the resultant reaction mixture, water, and a base such as alkali metal hydroxide to produce a compound represented by formula (2): or an enantiomer thereof; and reacting the compound represented by formula (2) or an enantiomer thereof with 2-cyanoethyl-N,N,N?,N?-tetraisopropylphosphorodiamidite in a solvent in the presence of a coupling activator.Type: GrantFiled: April 17, 2017Date of Patent: June 4, 2019Assignee: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Kanako Sato, Hideki Ihara
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Publication number: 20190100540Abstract: A compound represented by formula (3): or an enantiomer thereof can be obtained by comprising: reacting a compound represented by formula (1): or an enantiomer thereof with 6-hydroxyhexanoic acid in a solvent in the presence of an additive such as 1-hydroxybenzotriazole and a condensing agent, and then mixing the resultant reaction mixture, water, and a base such as alkali metal hydroxide to produce a compound represented by formula (2): or an enantiomer thereof; and reacting the compound represented by formula (2) or an enantiomer thereof with 2-cyanoethyl-N,N,N?,N?-tetraisopropylphosphorodiamidite in a solvent in the presence of a coupling activator.Type: ApplicationFiled: April 17, 2017Publication date: April 4, 2019Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Kanako SATO, Hideki IHARA
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Patent number: 10203680Abstract: An input/output device inputting and outputting information to an external device includes a control section for communicating with an external controller. Electric equipment for communicating with the input/output device includes an input/output assignment storing section for storing which port of an input circuit an input from the external device is assigned to, and which port of an output circuit an output is assigned to. The electric equipment also includes an electric-equipment-side input/output control section for operating a function of the electric equipment based on information from the control section, or transmitting, to the control section, the information indicating which port of the output circuit an output of the electric equipment is output to.Type: GrantFiled: January 19, 2017Date of Patent: February 12, 2019Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Hideki Ihara, Kazunori Matsumoto, Yoshiaki Tanaka, Kousuke Takemura
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Publication number: 20180354048Abstract: In a method and device for performing welding, after the welding current reaches a first current value during a short circuit, the feeding of the welding wire is stopped, slowed down, or moved backward. As a result, the opening of a short circuit is urged to reduce the frequency at which welding is unnecessarily interrupted by an overcurrent protection function. This achieves high weld quality such as the absence of welding defects, and high production efficiency.Type: ApplicationFiled: August 21, 2018Publication date: December 13, 2018Inventors: Yoshiaki Tanaka, Kazunori Matsumoto, Kimiya Sato, Akira Nakagawa, Hiroki Yuzawa, Hideki Ihara
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Patent number: 10058947Abstract: In a method and device for performing welding, after the welding current reaches a first current value during a short circuit, the feeding of the welding wire is stopped, slowed down, or moved backward. As a result, the opening of a short circuit is urged to reduce the frequency at which welding is unnecessarily interrupted by an overcurrent protection function. This achieves high weld quality such as the absence of welding defects, and high production efficiency.Type: GrantFiled: November 10, 2010Date of Patent: August 28, 2018Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Yoshiaki Tanaka, Kazunori Matsumoto, Kimiya Sato, Akira Nakagawa, Hiroki Yuzawa, Hideki Ihara
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Publication number: 20170131699Abstract: An input/output device inputting and outputting information to an external device includes a control section for communicating with an external controller. Electric equipment for communicating with the input/output device includes an input/output assignment storing section for storing which port of an input circuit an input from the external device is assigned to, and which port of an output circuit an output is assigned to. The electric equipment also includes an electric-equipment-side input/output control section for operating a function of the electric equipment based on information from the control section, or transmitting, to the control section, the information indicating which port of the output circuit an output of the electric equipment is output to.Type: ApplicationFiled: January 19, 2017Publication date: May 11, 2017Inventors: Hideki IHARA, Kazunori MATSUMOTO, Yoshiaki TANAKA, Kousuke TAKEMURA
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Publication number: 20150045409Abstract: An amide compound represented by formula (I) has an excellent pest control effect. (In the formula, Y represents a 3-7 membered saturated heterocyclic ring which contains, as ring-forming components(s), one or more atoms or groups that are selected from the group consisting of an oxygen atom and —S(O)t—, the saturated heterocyclic ring may have one to three atoms or groups selected from group D and t represents 0 or the like; X represents a C1-C10 chain hydrocarbon group which may have one or more atoms or groups that are selected from group A, or the like; W represents —CR8— or the like; r represents 1 or the like; R1, R2, R3, R4, R5, R6, R7 and R8 may be the same or different and each represents a hydrogen atom or the like; and n represents 1 or the like.Type: ApplicationFiled: February 5, 2013Publication date: February 12, 2015Inventors: Hideki Ihara, Tomotsugu Awano, Jun Ohshita, Noritada Matsuo
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Publication number: 20150005348Abstract: An amide compound represented by formula (I) has an excellent pest control effect. (In the formula, Y represents a 3-7 membered saturated heterocyclic ring which contains, as ring-forming components(s), one or more atoms or groups that are selected from the group consisting of an oxygen atom and —S(O)t—, the saturated heterocyclic ring may have one to three atoms or groups selected from group D and t represents 0 or the like; x represents a C1-C8 chain hydrocarbon group having one group that is selected from group A; W represents —CR8— or the like; r represents 1 or the like; R1, R2, R3, R4, R5, R6, R7 and R8 may be the same or different and each represents a hydrogen atom or the like; and n represents 1 or the like.Type: ApplicationFiled: February 5, 2013Publication date: January 1, 2015Inventors: Jun Ohshita, Tomotsugu Awano, Hideki Ihara
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Publication number: 20140211390Abstract: An input/output device inputting and outputting information to an external device includes a control section for communicating with an external controller. Electric equipment for communicating with the input/output device includes an input/output assignment storing section for storing which port of an input circuit an input from the external device is assigned to, and which port of an output circuit an output is assigned to. The electric equipment also includes an electric-equipment-side input/output control section for operating a function of the electric equipment based on information from the control section, or transmitting, to the control section, the information indicating which port of the output circuit an output of the electric equipment is output to.Type: ApplicationFiled: April 1, 2014Publication date: July 31, 2014Applicant: Panasonic CorporationInventors: Hideki IHARA, Kazunori MATSUMOTO, Yoshiaki TANAKA, Kousuke TAKEMURA
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Patent number: 8507514Abstract: There is provided a hydrazide compound having a controlling effect on pests represented by the formula (1): wherein, G is a 5-membered heterocyclic group, M is an oxygen atom or a sulfur atom, Q1, Q2, Q3 and Q4 is independently a nitrogen atom, etc., m is an integer of 0 to 5, R2 is an optionally halogenated C1-C6 alkyl group, etc., R5 and R6 are independently an optionally substituted C1-C12 chain hydrocarbon group, etc., and R4 is an optionally substituted C1-C12 chain hydrocarbon group, etc.Type: GrantFiled: February 5, 2010Date of Patent: August 13, 2013Assignee: Sumitomo Chemical Company, LimitedInventors: Hideki Ihara, Koji Kumamoto
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Patent number: 8502114Abstract: An AC pulse arc welding method of the present invention sets an appropriate AC frequency based on a wire feed rate and a polarity ratio when the polarity ratio is changed without changing the wire feed rate to control a heat input to a base material, and sets an appropriate straight polarity current value necessary for one drop per pulse from the polarity ratio and the AC frequency in AC pulse welding. The method makes it possible to achieve appropriate AC pulse welding by setting the polarity ratio, and to easily set the welding conditions.Type: GrantFiled: November 24, 2009Date of Patent: August 6, 2013Assignee: Panasonic CorporationInventors: Yukinori Hirota, Hiroki Yuzawa, Masaru Kowa, Hideki Ihara