Patents by Inventor Yoshihiro Yamaji
Yoshihiro Yamaji 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: 8318635Abstract: It is intended to provide a phytotoxicity controlling agent usable as a herbicide for upland farming, which exerts a sufficient herbicidal effect on weeds growing together with upland crops, for example, wheat, rye, barley, oat, corn, sorghum, cotton, soybean, adzuki bean, oilseed rape, beet, upland rice and so on but causes no phytotoxic phenomenon (for example, growth inhibition, growth suppression, tiller inhibition or yellowing) in cultivated plants, comprising a nuclear-substituted benzoic acid represented by the following general formula: wherein R1 represents linear or branched C4-15 alkyl; a salt thereof or an alkyl ester thereof.Type: GrantFiled: February 5, 2007Date of Patent: November 27, 2012Assignee: Kumiai Chemical Industry Co., Ltd.Inventors: Toshihiro Ikeuchi, Tetsuo Ohkawa, Shuji Ohno, Yoshihiro Yamaji, Yasunori Ogawa
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Patent number: 8283291Abstract: The present invention relates to a herbicidal composition having a synergistic herbicidal effect against weeds, said herbicidal composition including 3-[(5-difluoromethoxy-1-methyl-3-trifluoromethylpyrazol-4-yl)methylsulfonyl]-4,5-dihydro-5,5-dimethylisoxazole and salts thereof as a component A and a component B selected from the group consisting of paraquat, ametryn, acetochlor, clodinafop-propargyl, diclofop-methyl, cycloxydim, tepraloxydim, tralkoxydim, amidosulfuron, mesosulfuron-methyl, sulfosulfuron, tribenuron-methyl, imazamethabenz-methyl, imazamox, imazapic, florasulam, hexazinone, chlorotoluron, pyraflufen-ethyl, metazachlor, S-metolachlor, isoxaben, fluroxypyr, qinclorac and pinoxaden.Type: GrantFiled: November 10, 2011Date of Patent: October 9, 2012Assignee: Kumiai Chemical Industry Co., Ltd.Inventors: Yoshihiro Yamaji, Hisashi Honda, Masanori Kobayashi, Ryo Hanai
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Patent number: 8198217Abstract: A mixed composition for weeding useful as a herbicide which is effective against a wide spectrum of weeds, is highly active, has excellent residual activity, and is highly safe for useful plants. It is characterized by containing as an active ingredient a combination of (A) a compound selected among a difluoromethanesulfonylanilide compound represented by the general formula (I): (wherein R1 is hydrogen, C1-6 alkyl, or C2-6 alkoxyalkyl) and salts of the compound and (B) at least one member selected among herbicidal aromatic-ring-containing compounds, e.g., indanofan, and herbicidal nitrogenous heterocyclic compounds, e.g., TH-547, nicosulfuron, Flutiacet-methyl, and atrazine.Type: GrantFiled: August 6, 2008Date of Patent: June 12, 2012Assignee: Kumiai Chemical Industry Co., Ltd.Inventors: Shuji Ohno, Sohei Asakura, Yoshihiro Yamaji, Ryo Hanai, Toshihiro Ikeuchi
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Publication number: 20120058896Abstract: The present invention relates to a herbicidal composition having a synergistic herbicidal effect against weeds, said herbicidal composition including 3-[(5-difluoromethoxy-1-methyl-3-trifluoromethylpyrazol-4-yl)methylsulfonyl]-4,5-dihydro-5,5-dimethylisoxazole and salts thereof as a component A and a component B selected from the group consisting of paraquat, ametryn, acetochlor, clodinafop-propargyl, diclofop-methyl, cycloxydim, tepraloxydim, tralkoxydim, amidosulfuron, mesosulfuron-methyl, sulfosulfuron, tribenuron-methyl, imazamethabenz-methyl, imazamox, imazapic, florasulam, hexazinone, chlorotoluron, pyraflufen-ethyl, metazachlor, S-metolachlor, isoxaben, fluroxypyr, qinclorac and pinoxaden.Type: ApplicationFiled: November 10, 2011Publication date: March 8, 2012Applicant: KUMIAI CHEMICAL INDUSTRY CO., LTD.Inventors: Yoshihiro YAMAJI, Hisashi HONDA, Masanori KOBAYASHI, Ryo HANAI
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Patent number: 8114814Abstract: A herbicide composition contains, as a component A, one or more compounds selected from the group consisting of specific isoxazoline derivatives represented by the general formula [I] (wherein R1 to R4 represent each a hydrogen atom, an alkyl group, etc.; and Q represents —S(O)n—(CR5R6)m—, wherein n is an integer of 0 to 2, m is an integer of 1 to 3, and R5 and R6 represents each an alkyl group, etc.) and salts thereof; and, as a component B, a cyclohexanedione type compound, a phenylpyrazoline type compound or a sulfonyl aminocarbonyl triazine type compound and the like; as the active ingredients.Type: GrantFiled: March 10, 2008Date of Patent: February 14, 2012Assignee: Kumiai Chemical Industry Co., Ltd.Inventors: Shuji Ohno, Makoto Fujinami, Yoshihiro Yamaji, Ryo Hanai, Toshihiro Ikeuchi
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Patent number: 8110530Abstract: The present invention relates to a herbicidal composition having a synergistic herbicidal effect against weeds, said herbicidal composition including 3-[(5-difluoromethoxy-1-methyl-3-trifluoromethylpyrazol-4-yl)methylsulfonyl]-4,5-dihydro-5,5-dimethylisoxazole as a component A and a component B selected from the group consisting of quizalofop-P-ethyl, sethoxydim, pyrithiobac-sodium, bispyribac-sodium, pyrimisulfan, imazaquin, chlorimuron-ethyl, diuron, sulfentrazone, fluthiacet-methyl, sulcotrione, norflurazon, clomazone, bilanafos, asulam, flufenacet, dimethenamid-P, prosulfocarb, thiobencarb, 2,4-D, isoproturon, picolinafen, trifluralin and triallate.Type: GrantFiled: November 30, 2007Date of Patent: February 7, 2012Assignee: Kumiai Chemical Industry Co., Ltd.Inventors: Yoshihiro Yamaji, Hisashi Honda, Masanori Kobayashi, Ryo Hanai
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Patent number: 7833939Abstract: A herbicidal composition which comprises i) an isoxazoline derivative represented by the following general formula (I) or its salt and ii) at least one compound selected from the Group A: wherein R1, R2, R3, R4, R5 and R6 are defined in the specification.Type: GrantFiled: August 7, 2003Date of Patent: November 16, 2010Assignee: Kumiai Chemical Industry Co., Ltd.Inventors: Satoru Takahashi, Ryohei Ueno, Yoshihiro Yamaji, Makoto Fujinami
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Publication number: 20100210467Abstract: It is intended to provide an agent for improving sugarcane Brix which increases the sugar productivity from pressed juice after harvesting and promotes ripening when applied to sugarcane and, therefore, by which a sugar yield comparable to sugarcane harvested at the best harvest season can be established even from sugarcane before reaching the harvest season, which comprises at least one member of the compounds represented by the following general formula (I) wherein A represents an oxygen atom, a sulfur atom, or a hydroxymethylene group; Y represents a carboxyl group, an alkyloxycarbonyl group, a halogenated methylsulfonylamino group or a diphenylmethylideneiminoxycarbonyl group, either in a free form or forming a salt; and R represents a halogen atom, an alkyl group, a hydroxy-, alkoxy- or alkoxyiminoalkyl group or a 4,6-dimethoxypyrimidin-2-yloxy group, or Y and R may be bonded together to form a group —C(?O)—O—CH(CH3)—.Type: ApplicationFiled: October 24, 2008Publication date: August 19, 2010Inventors: Masanori Kobayashi, Shuji Ohno, Yoshihiro Yamaji, Ryo Hanai, Jose Antonio De Souza Junior, Helio Massatoshi Tukamoto
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Publication number: 20100144526Abstract: A mixed composition for weeding useful as a herbicide which is effective against a wide spectrum of weeds, is highly active, has excellent residual activity, and is highly safe for useful plants. It is characterized by containing as an active ingredient a combination of (A) a compound selected among a difluoromethanesulfonylanilide compound represented by the general formula (I): (wherein R1 is hydrogen, C1-6 alkyl, or C2-6 alkoxyalkyl) and salts of the compound and (B) at least one member selected among herbicidal aromatic-ring-containing compounds, e.g., indanofan, and herbicidal nitrogenous heterocyclic compounds, e.g., TH-547, nicosulfuron, Flutiacet-methyl, and atrazine.Type: ApplicationFiled: August 6, 2008Publication date: June 10, 2010Inventors: Shuji Ohno, Sohei Asakura, Yoshihiro Yamaji, Ryo Hanai, Toshihiro Ikeuchi
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Publication number: 20100069247Abstract: A herbicide composition contains, as a component A, one or more compounds selected from the group consisting of specific isoxazoline derivatives represented by the general formula [I] (wherein R1 to R4 represent each a hydrogen atom, an alkyl group, etc.; and Q represents —S(O)n-(CR5R6)m-, wherein n is an integer of 0 to 2, m is an integer of 1 to 3, and R5 and R6 represents each an alkyl group, etc.) and salts thereof; and, as a component B, a cyclohexanedione type compound, a phenylpyrazoline type compound or a sulfonyl aminocarbonyl triazine type compound and the like; as the active ingredients.Type: ApplicationFiled: March 10, 2008Publication date: March 18, 2010Applicant: KUMIAI CHEMICAL INDUSTRY CO., LTD.Inventors: Yoshihiro Yamaji, Ryo Hanai, Shuji Ohno
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Publication number: 20090111693Abstract: It is intended to provide a phytotoxicity controlling agent usable as a herbicide for upland farming, which exerts a sufficient herbicidal effect on weeds growing together with upland crops, for example, wheat, rye, barley, oat, corn, sorghum, cotton, soybean, adzuki bean, oilseed rape, beet, upland rice and so on but causes no phytotoxic phenomenon (for example, growth inhibition, growth suppression, tiller inhibition or yellowing) in cultivated plants, comprising a nuclear-substituted benzoic acid represented by the following general formula: wherein R1 represents linear or branched C4-15 alkyl; a salt thereof or an alkyl ester thereof.Type: ApplicationFiled: February 5, 2007Publication date: April 30, 2009Inventors: Toshihiro Ikeuchi, Tetsuo Ohkawa, Shuji Ohno, Yoshihiro Yamaji, Yasunori Ogawa
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Publication number: 20080153704Abstract: To provide a herbicidal composition which is highly safe to crop plants and which is capable of controlling weeds problematic in e.g. paddy fields, upland fields and non-agricultural fields over a wide range of from preemergence to postemergence.Type: ApplicationFiled: November 30, 2007Publication date: June 26, 2008Applicant: KUMIAI CHEMICAL INDUSTRY CO., LTD.Inventors: Yoshihiro Yamaji, Hisashi Honda, Masanori Kobayashi, Ryo Hanai
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Publication number: 20050256004Abstract: A herbicidal composition which comprises i) an isoxazoline derivative represented by the following general formula (I) or its salt and ii) at least one compound selected from the Group A: Formula (I) wherein R1, R2, R3, R4, R5 and R6 are defined in the specification.Type: ApplicationFiled: August 7, 2003Publication date: November 17, 2005Inventors: Satoru Takahashi, Ryohei Ueno, Yoshihiro Yamaji, Makoto Fujinami
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Patent number: 6806230Abstract: Pyrimidine derivatives having excellent herbicidal activities for crop plants and selectivity between crop plants and weeds, are presented. Pyrimidine derivatives represented by the following formula (I): wherein R1 is a hydrogen atom, an alkyl group, a haloalkyl group or the like; R2 is an alkyl group, a phenyl group which may be substituted, or the like; R3 is a hydrogen atom, an alkyl group, an alkynyl group or the like; R7 is a hydrogen atom, a halogen atom, an alkyl group or the like; R8 is a hydrogen atom, an alkyl group or the like, W is a —C(═Q) Z— group or a —SO2— group; Q is O or S; Z is O, S, a —C(R4)R5—, a —NR6 group or the like; each of R4 and R5 is a hydrogen atom, an alkyl group, an alkoxy group or the like; R6 is a hydrogen atom or an alkyl group; and Ar is a phenyl group which may be substituted, a pyridyl group which may be substituted, or the like, and herbicides containing such pyrimidine derivatives as active ingredients.Type: GrantFiled: March 11, 2002Date of Patent: October 19, 2004Assignees: Kumiai Chemical Industry Co., Ltd., Ihara Chemical Industry Co., Ltd.Inventors: Atsushi Yasuda, Fumiaki Takabe, Ikumi Urushibata, Mikio Yamaguchi, Yoshihiro Yamaji, Makoto Fujinami, Takeshige Miyazawa
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Patent number: 6472348Abstract: The present invention relates to pyridone derivatives and herbicidal compositions containing the pyridone derivatives as active ingredients.Type: GrantFiled: May 10, 2001Date of Patent: October 29, 2002Assignees: Kumiai Chemical Industry Co., Ltd., Ihara Chemical Industry Co., Ltd.Inventors: Mikio Yamaguchi, Yoshihiro Ito, Atsushi Shibayama, Yoshihiro Yamaji, Ryo Hanai, Sota Uotsu, Hideo Sadohara
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Patent number: 6265349Abstract: The present invention relates to pyridone derivatives and herbicidal compositions containing the pyridone derivatives as active ingredients.Type: GrantFiled: October 27, 1999Date of Patent: July 24, 2001Assignees: Kumiai Chemical Industry Co., Ltd, Ihara Chemical Industry Co., Ltd.Inventors: Mikio Yamaguchi, Yoshihiro Ito, Atsushi Shibayama, Yoshihiro Yamaji, Ryo Hanai, Sota Uotsu, Hideo Sadohara
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Patent number: 6130187Abstract: A benzofuran-7-yl uracil derivative represented by the general formula (1): ##STR1## (wherein each of X and Y is a hydrogen atom, a halogen atom or the like, R.sup.1 is a hydrogen atom, an alkyl group or the like, R.sup.2 is a haloalkyl group or the like, R.sup.3 is a hydrogen atom, a halogen atom or the like, each of R.sup.4 and R.sup.5 which are independent of each other, is a hydrogen atom, an alkyl group, a haloalkyl group, a halogen atom, a cyano group, a phenyl group, a benzyl group, a nitro group or the like), and a herbicide containing it as an active ingredient.The compound of the present invention represented by the general formula (1) exhibits excellent herbicidal effects against various weeds which cause trouble in upland fields, such as, broad leaved weeds, gramineous weeds and perennial or annual cyperaceous weeds, over a wide range from the pre-emergence to the growing stage. It can further control annual weeds and perennial weeds growing in paddy fields.Type: GrantFiled: August 5, 1998Date of Patent: October 10, 2000Assignees: Kumiai Chemical Industry Co., Ltd., Ihara Chemical Industry Co., Ltd.Inventors: Masahiro Miyazaki, Takeshi Deguchi, Takayoshi Takehi, Masatoshi Tamaru, Yoshihiro Yamaji, Ryo Hanai, Sota Uotsu, Hideo Sadohara
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Patent number: 6048823Abstract: A pyridone derivative represented by the general formula: ##STR1## {wherein R is an alkyl group or a haloalkyl group, R.sup.1 is a hydrogen atom, an alkyl group, a haloalkyl group, an acetyl group, an amino group, an alkoxycarbonylamino group, an alkylcarbonylamino group or the like, R.sup.2 is a hydrogen atom, an alkyl group, a carboxyl group or an alkoxycarbonyl group, R.sup.19 is a hydrogen atom, a halogen atom, a cyano group or the like, Q is a phenyl group which may be substituted or a condensed hetero ring which may be substituted}, a herbicide containing it and an intermediate for its production, are provided.Type: GrantFiled: August 3, 1998Date of Patent: April 11, 2000Assignees: Kumiai Chemical Industry Co., Ltd., Ihara Chemical Industry Co., Ltd.Inventors: Mikio Yamaguchi, Yoshihiro Ito, Atsushi Shibayama, Yoshihiro Yamaji, Ryo Hanai, Sota Uotsu, Hideo Sadohara