Patents by Inventor Toshiro Otsubo
Toshiro Otsubo 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).
-
Patent number: 9265254Abstract: A granular pesticidal composition which comprises a pyrazolinone compound given by the formula (1): wherein R1 represents a chlorine atom etc.; R2 represents a chlorine atom etc.; R3 represents a 1-methylethyl group etc.; and R4 represents a C1-C4 alkoxy group etc. and a salt of ligninsulfonic acid, and the amount of the salt of ligninsulfonic acid in the granular pesticidal composition is 10-60% by weight has good disintegrability in water when it is diluted with water.Type: GrantFiled: October 24, 2005Date of Patent: February 23, 2016Assignee: Sumitomo Chemical Company, LimitedInventors: Toshiro Otsubo, Rei Matsunaga, Eriko Takeko
-
Patent number: 9163110Abstract: A coated granule is obtained by coating a bioactive substance-containing granule with a urethane resin obtained by reaction of an aromatic diisocyanate with a polyol mixture containing a polyesterpolyol and a C2-C8 polymethylene glycol, wherein the molar ratio of the polyesterpolyol to the polymethylene glycol is 1:20 to 20:1. The granule is capable of controlling elution of the bioactive substance appropriately, and the urethane resin forming the coating film shows degradability in soil.Type: GrantFiled: August 13, 2007Date of Patent: October 20, 2015Assignee: Sumitomo Chemical Company, LimitedInventors: Atsushi Watanabe, Yoshihiro Takebayashi, Toshiro Otsubo
-
Patent number: 8263099Abstract: A microencapsulated insect growth regulating composition comprising an insect growth regulation active ingredient in a wall formed of polyurethane or polyurea, having an average particle diameter of 1 to 40 ?m, a wall thickness of 0.005 to 0.5 ?m, a ratio of a wall thickness/an average particle diameter of 0.0003 to 0.003, and a volume ratio of microencapsulated particles having a particle diameter of not less than 50 ?m of not more than 20% by volume based on a total volume of microencapsulated particles sufficiently exerts efficacy of the active ingredient, i.e., the insect growth regulation activity.Type: GrantFiled: April 23, 2009Date of Patent: September 11, 2012Assignee: Sumitomo Chemical Company, LimitedInventors: Toshiro Otsubo, Shoji Maruyama, Yoshihiro Takebayashi, Kousei Kuroda
-
Patent number: 8236732Abstract: A herbicidal composition comprising i) clethodim, ii) a sulfonate surfactant such as calcium dodecylbenzenesulfonate, iii) a polyoxyalkylene polyaryl ether such as polyoxyethylene polyoxypropylene tristyryl phenyl ether and polyoxyalkylene distyryl phenyl ether, iv) an aromatic hydrocarbon, and optionally, v) an ester of fatty acid such as methyl oleate methyl palmitate, methyl laurate, isopropyl myristate, isopropyl palmitate, octyl laurate, octyl palmitate and butyl stearate gives good stability of the emulsion after it is diluted with water.Type: GrantFiled: February 16, 2005Date of Patent: August 7, 2012Assignee: Sumitomo Chemical Company, LimitedInventors: Toshiro Otsubo, Atsushi Watanabe
-
Publication number: 20100196431Abstract: A coated granule is obtained by coating a bioactive substance-containing granule with a urethane resin obtained by reaction of an aromatic diisocyanate with a polyol mixture containing a polyesterpolyol and a C2-C8 polymethylene glycol, wherein the molar ratio of the polyesterpolyol to the polymethylene glycol is 1:20 to 20:1. The granule is capable of controlling elution of the bioactive substance appropriately, and the urethane resin forming the coating film shows degradability in soil.Type: ApplicationFiled: August 13, 2007Publication date: August 5, 2010Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Atsushi Watanabe, Yoshihiro Takebayashi, Toshiro Otsubo
-
Patent number: 7678741Abstract: A dehydration step provides a good storage stability to clethodium formulation. A herbicidal composition comprising clethodim as an active ingredient, wherein the content of water in the herbicidal composition is less than approximately 0.20% by weight provides a good storage stability of the clethodim in the composition.Type: GrantFiled: April 5, 2005Date of Patent: March 16, 2010Assignees: Sumitomo Chemical Company, Limited, Valent U.S.A. Corp.Inventors: Toshiro Otsubo, Atsushi Watanabe, Aleksander Edward Karczewski, Jane Qing Liu
-
Publication number: 20090246239Abstract: A microencapsulated insect growth regulating composition comprising an insect growth regulation active ingredient in a wall formed of polyurethane or polyurea, having an average particle diameter of 1 to 40 ?m, a wall thickness of 0.005 to 0.5 ?m, a ratio of a wall thickness/an average particle diameter of 0.0003 to 0.003, and a volume ratio of microencapsulated particles having a particle diameter of not less than 50 ?m of not more than 20% by volume based on a total volume of microencapsulated particles sufficiently exerts efficacy of the active ingredient, i.e., the insect growth regulation activity.Type: ApplicationFiled: April 23, 2009Publication date: October 1, 2009Applicant: Sumitomo Chemical Company, LimitedInventors: Toshiro OTSUBO, Shoji Maruyama, Yoshihiro Takebayashi, Kousei Kuroda
-
Publication number: 20060223710Abstract: A dehydration step provides a good storage stability to clethodium formulation. A herbicidal composition comprising clethodim as an active ingredient, wherein the content of water in the herbicidal composition is less than approximately 0.20% by weight provides a good storage stability of the clethodim in the composition.Type: ApplicationFiled: April 5, 2005Publication date: October 5, 2006Inventors: Toshiro Otsubo, Atsushi Watanabe, Aleksander Karczewski, Jane Liu
-
Publication number: 20060205600Abstract: A herbicidal composition which comprises clethodim, a sulfonate surfactant, a polyoxyalkylene fatty acid ester and an aromatic hydrocarbon gives good stability of the emulsion after it is diluted with water.Type: ApplicationFiled: March 14, 2005Publication date: September 14, 2006Inventors: Toshiro Otsubo, Atsushi Watanabe
-
Publication number: 20060199738Abstract: A herbicidal composition comprising i) clethodim, ii) a sulfonate surfactant, iii) a block copolymer of ethylene oxide and propylene oxide, iv) an aromatic hydrocarbon and optionally v) an ester of fatty acid gives good stability of the emulsion after it is diluted with water.Type: ApplicationFiled: March 4, 2005Publication date: September 7, 2006Inventors: Toshiro Otsubo, Atsushi Watanabe, Aleksander Karczewski, Jane Liu
-
Publication number: 20060183642Abstract: An herbicidal composition comprising i) 5 to 40% by weight of clethodim, ii) 0.1 to 10% by weight of sulfonate surfactant, iii) 0.1 to 30% by weight of at least one nonionic surfactant selected from the group consisting of polyoxyalkylene fatty alcohol ether and polyoxyalkylene alkylphenyl ether, and iv) 50 to 94.8% by weight of aromatic hydrocarbon gives good stability of the emulsion after it is diluted with water.Type: ApplicationFiled: February 16, 2005Publication date: August 17, 2006Inventors: Toshiro Otsubo, Atsushi Watanabe
-
Publication number: 20060183641Abstract: A herbicidal composition comprising i) clethodim, ii) a sulfonate surfactant, iii) a polyoxyalkylene polyaryl ether, iv) an aromatic hydrocarbon and optionally v) an ester of fatty acid gives good stability of the emulsion after it is diluted with water.Type: ApplicationFiled: February 16, 2005Publication date: August 17, 2006Inventors: Toshiro Otsubo, Atsushi Watanabe
-
Publication number: 20060183640Abstract: A herbicidal composition comprising i) clethodim, ii) a sulfonate surfactant, iii) a polyoxyalkylene alkanolamide surfactant, iv) an aromatic hydrocarbon and optionally v) an ester of fatty acid gives good stability of the emulsion after it is diluted with water.Type: ApplicationFiled: February 16, 2005Publication date: August 17, 2006Inventors: Toshiro Otsubo, Atsushi Watanabe
-
Publication number: 20060089315Abstract: A granular pesticidal composition which comprises a pyrazolinone compound given by the formula (1): wherein R1 represents a chlorine atom etc.; R2 represents a chlorine atom etc.; R3 represents a 1-methylethyl group etc.; and R4 represents a C1-C4 alkoxy group etc. and a salt of ligninsulfonic acid, and the amount of the salt of ligninsulfonic acid in the granular pesticidal composition is 10-60% by weight has good disintegrability in water when it is diluted with water.Type: ApplicationFiled: October 24, 2005Publication date: April 27, 2006Inventors: Toshiro Otsubo, Rei Matsunaga, Eriko Takeko
-
Publication number: 20050202057Abstract: A microencapsulated insect growth regulating composition comprising an insect growth regulation active ingredient in a wall formed of polyurethane or polyurea, having an average particle diameter of 1 to 40 ?m, a wall thickness of 0.005 to 0.5 ?m, a ratio of a wall thickness/an average particle diameter of 0.0003 to 0.003, and a volume ratio of microencapsulated particles having a particle diameter of not less than 50 ?m of not more than 20% by volume based on a total volume of microencapsulated particles sufficiently exerts efficacy of the active ingredient, i.e., the insect growth regulation activity.Type: ApplicationFiled: March 1, 2005Publication date: September 15, 2005Inventors: Toshiro Otsubo, Shoji Maruyama, Yoshihiro Takebayashi, Kousei Kuroda