Patents by Inventor Tomohito HAMADA
Tomohito HAMADA 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).
-
Publication number: 20230404065Abstract: A core-shell microparticle includes a shell containing at least one polymer selected from the group consisting of fluorine-containing polymers, fluorine-free vinyl polymers, and silicone polymers, and a core containing a fluorocarbon.Type: ApplicationFiled: August 31, 2023Publication date: December 21, 2023Applicants: The University of Tokyo, DAIKIN INDUSTRIES, LTD.Inventors: Taichi ITO, Arvind Kumar Singh CHANDEL, Tomohito HAMADA, Shigehito SAGISAKA, Yosuke KISHIKAWA
-
Publication number: 20220033432Abstract: The present disclosure aims to provide an anti-hepatitis B virus agent, and a prophylactic or therapeutic agent for a hepatitis B virus-related disease, each comprising a nucleic acid analogue as an active ingredient. The above object can be attained by an anti-hepatitis B virus agent, or a prophylactic or therapeutic agent for a hepatitis B virus-related disease, each comprising, as an active ingredient, a compound represented by the following formula (1): wherein R is a halogen atom, an amino group, a methoxy group, or a cyano group, or its prodrug, or a pharmaceutically acceptable salt thereof, or a solvate thereof.Type: ApplicationFiled: September 13, 2021Publication date: February 3, 2022Applicants: DAIKIN INDUSTRIES, LTD., KAGOSHIMA UNIVERSITYInventors: Tomohito HAMADA, Hideyuki IKEUCHI, Kanako INOO, Yosuke KISHIKAWA, Masanori IKEDA, Midori TAKEDA
-
Publication number: 20220008450Abstract: The present disclosure provides an anti-hepatitis B virus agent and a prophylactic or therapeutic agent for hepatitis B virus-related diseases, each comprising a nucleic acid analogue as an active ingredient. The problem can be solved by 2?-deoxy-2?-fluoro-?-2-fluoro-D-adenosine or its prodrug, or a pharmaceutically acceptable salt thereof, or a solvate thereof.Type: ApplicationFiled: September 27, 2019Publication date: January 13, 2022Applicants: DAIKIN INDUSTRIES, LTD., KAGOSHIMA UNIVERSITYInventors: Tomohito HAMADA, Yosuke KISHIKAWA, Kanako INOO, Masanori IKEDA, Midori TAKEDA
-
Publication number: 20210032472Abstract: A main object of the present invention is to provide a novel acetylpolyamine detection agent that is easy to produce and use. This object is achieved by an acetylpolyamine detection agent comprising compound (A) having one or more polyether rings, wherein the polyether rings have one or more hydroxyl groups as substituents.Type: ApplicationFiled: January 31, 2019Publication date: February 4, 2021Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Tomohito HAMADA, Yosuke KISHIKAWA, Masamichi SUKEGAWA
-
Patent number: 10774028Abstract: A method for producing an asymmetric chain carbonate by reacting an alcohol with a halocarbonate ester compound in the presence of a basic magnesium salt.Type: GrantFiled: November 22, 2016Date of Patent: September 15, 2020Assignee: DAIKIN INDUSTRIES, LTD.Inventors: Tomohito Hamada, Michiaki Okada, Akiyoshi Yamauchi, Yosuke Kishikawa
-
Publication number: 20200283370Abstract: A method for producing an asymmetric chain carbonate by reacting an alcohol with a halocarbonate ester compound in the presence of a basic magnesium salt.Type: ApplicationFiled: May 22, 2020Publication date: September 10, 2020Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Tomohito HAMADA, Michiaki OKADA, Akiyoshi YAMAUCHI, Yosuke KISHIKAWA
-
Patent number: 10730824Abstract: A method for producing an asymmetric chain carbonate by reacting an alcohol with a halocarbonate ester compound in the presence of a basic magnesium salt.Type: GrantFiled: November 22, 2016Date of Patent: August 4, 2020Assignee: DAIKIN INDUSTRIES, LTD.Inventors: Tomohito Hamada, Michiaki Okada, Akiyoshi Yamauchi, Yosuke Kishikawa
-
Patent number: 10717693Abstract: The present invention provides a method for producing a diol having a specific structure in high yields while keeping high selectivity. Provided is a method for producing a diol having a specific structure by oxidizing an olefin having a specific structure in the presence of a ruthenium compound.Type: GrantFiled: November 22, 2016Date of Patent: July 21, 2020Assignee: DAIKIN INDUSTRIES, LTD.Inventors: Tomohito Hamada, Michiaki Okada, Akinori Yamamoto, Yosuke Kishikawa
-
Patent number: 10173960Abstract: An object of the present invention is to provide a method for stabilizing an acrylic acid derivative, and a composition containing an acrylic acid derivative in which the acrylic acid derivative is stabilized. The present invention provides a composition comprising: (A) an acrylic acid derivative represented by Formula (I): (wherein Ra represents alkyl, fluoroalkyl, aryl that may have one or more substituents, or hydrogen; and X represents fluorine, alkyl, perfluoroalkyl, or hydrogen); and (B) aldehyde, wherein the content of acrylic acid derivative (A) is 30% (w/w) or more.Type: GrantFiled: April 8, 2016Date of Patent: January 8, 2019Assignee: DAIKIN INDUSTRIES, LTD.Inventors: Tomohito Hamada, Makoto Matsuura, Asako Yoshiyama, Akihiro Gotou, Manaho Miyazaki, Yosuke Kishikawa
-
Publication number: 20180346404Abstract: A method for producing an asymmetric chain carbonate by reacting an alcohol with a halocarbonate ester compound in the presence of a basic magnesium salt.Type: ApplicationFiled: November 22, 2016Publication date: December 6, 2018Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Tomohito HAMADA, Michiaki OKADA, Akiyoshi YAMAUCHI, Yosuke KISHIKAWA
-
Publication number: 20180327342Abstract: The present invention provides a method for producing a diol having a specific structure in high yields while keeping high selectivity. Provided is a method for producing a diol having a specific structure by oxidizing an olefin having a specific structure in the presence of a ruthenium compound.Type: ApplicationFiled: November 22, 2016Publication date: November 15, 2018Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Tomohito HAMADA, Michiaki OKADA, Akinori YAMAMOTO, Yosuke KISHIKAWA
-
Patent number: 10099997Abstract: An object of the present invention is to provide a method for stabilizing an acrylic acid derivative, and a composition containing an acrylic acid derivative in which the acrylic acid derivative is stabilized. The present invention provides a composition comprising: (A) an acrylic acid derivative represented by Formula (I): (wherein R1 and R2 are the same or different, and each represents alkyl, fluoroalkyl, aryl that may have one or more substituents, halogen, or hydrogen; R3 represents alkyl, fluoroalkyl, aryl that may have one or more substituents, or hydrogen; and X represents fluoroalkyl, alkyl, halogen, or hydrogen); and (B) alcohol, wherein the content of acrylic acid derivative (A) is 30% (w/w) or more.Type: GrantFiled: April 8, 2016Date of Patent: October 16, 2018Assignee: DAIKIN INDUSTRIES, LTD.Inventors: Tomohito Hamada, Yosuke Kishikawa, Makoto Matsuura, Asako Yoshiyama
-
Publication number: 20180099922Abstract: An object of the present invention is to provide a method for stabilizing an acrylic acid derivative, and a composition containing an acrylic acid derivative in which the acrylic acid derivative is stabilized. The present invention provides a composition comprising: (A) an acrylic acid derivative represented by Formula (I): (wherein Ra represents alkyl, fluoroalkyl, aryl that may have one or more substituents, or hydrogen; and X represents fluorine, alkyl, perfluoroalkyl, or hydrogen); and (B) aldehyde, wherein the content of acrylic acid derivative (A) is 30% (w/w) or more.Type: ApplicationFiled: April 8, 2016Publication date: April 12, 2018Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Tomohito HAMADA, Makoto MATSUURA, Asako YOSHIYAMA, Akihiro GOTOU, Manaho MIYAZAKI, Yosuke KISHIKAWA
-
Publication number: 20180093940Abstract: An object of the present invention is to provide a method for stabilizing an acrylic acid derivative, and a composition containing an acrylic acid derivative in which the acrylic acid derivative is stabilized. The present invention provides a composition comprising: (A) an acrylic acid derivative represented by Formula (I): (wherein R1 and R2 are the same or different, and each represents alkyl, fluoroalkyl, aryl that may have one or more substituents, halogen, or hydrogen; R3 represents alkyl, fluoroalkyl, aryl that may have one or more substituents, or hydrogen; and X represents fluoroalkyl, alkyl, halogen, or hydrogen); and (B) alcohol, wherein the content of acrylic acid derivative (A) is 30% (w/w) or more.Type: ApplicationFiled: April 8, 2016Publication date: April 5, 2018Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Tomohito HAMADA, Yosuke KISHIKAWA, Makoto MATSUURA, Asako YOSHIYAMA