Patents by Inventor Tadashi Ooishi
Tadashi Ooishi 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: 5075488Abstract: A soil disease controlling agent for preventing and controlling diseases caused by pathogenic fungi living in soil, which comprises an effective amount of at least one of a 2-cycloalkenylamine derivative and its salts as an active ingredient, and at least one inert carrier or diluent.Type: GrantFiled: June 25, 1987Date of Patent: December 24, 1991Assignee: Sumitomo Chemical Company, LimitedInventors: Hiroki Tomioka, Tadashi Ooishi, Junya Takahashi, Mitsuru Sasaki, Naonori Hirata
-
Patent number: 4946867Abstract: A cyanoacetamide derivative of the formula, ##STR1## wherein R represents a C.sub.2 -C.sub.6 alkyl, C.sub.2 -C.sub.6 alkenyl, C.sub.2 -C.sub.6 alkynyl or C.sub.3 -C.sub.6 cycloalky group, and X represents a chlorine or bromide atom or a trifluoromethyl or lower fluoroalkoxy group and a plant disease protectant comprising the same are disclosed. The cyanoacetamide derivative provided according to the present invention has an extremely high controlling activity against various plant diseases, particularly against rice blast (Pyricularia oryzae).Type: GrantFiled: August 22, 1988Date of Patent: August 7, 1990Assignee: Sumitomo Chemical Company, LimitedInventors: Akio Manabe, Masato Mizutani, Kiyoto Maeda, Tadashi Ooishi, Hirotaka Takano, Osamu Kirino, deceased
-
Patent number: 4843090Abstract: A controlling composition for Fusarium diseases caused by the benzimidazole-resistant or sensitive strain of Fusarium which comprises as an active ingredient a benzimidazole derivative represented by the general formula (I) (hereinafter referred to as present composition), ##STR1## wherein R represents a C.sub.1 -C.sub.3 lower alkyl group, and n represents 1, 2 or 3.Type: GrantFiled: September 8, 1988Date of Patent: June 27, 1989Assignee: Sumitomo Chemical Company, LimitedInventors: Hiroki Tomioka, Tadashi Ooishi, Naonori Hirata
-
Patent number: 4837242Abstract: Heterocyclic derivatives represented by the following formula have excellent preventive, curative and systemic controlliing effects on various plant microbes. ##STR1## wherein R.sup.1 represents a hydrogen atom or a methyl group, A represents ##STR2## wherein R.sup.2 represents a methyl group, an ethyl group or a trifluoromethyl group, Y.sup.1 represents an amino group, a methyl group or a chlorine atom, R.sup.3 represents a methyl group or a trifluoromethyl group and Z represents a hydrogen atom, a halogen atom or a methyl group and when A represents the formula: ##STR3## X represents an oxygen atom or sulfur atom and when A represents the formula: ##STR4## X represents a sulfur atom.Type: GrantFiled: December 30, 1987Date of Patent: June 6, 1989Assignee: Sumitomo Chemical Company, LimitedInventors: Tadashi Ohsumi, Kazunori Tsushima, Sumio Nishida, Kiyoto Maeda, Tadashi Ooishi, Noritada Matsuo
-
Patent number: 4709052Abstract: A soil disease controlling agent for preventing and controlling diseases caused by pathogenic fungi living in soil, which comprises an effective amount of at least one of a 2-cycloalkenylamine derivative and its salts as an active ingredient, and at least one inert carrier or diluent.Type: GrantFiled: May 16, 1984Date of Patent: November 24, 1987Assignee: Sumitomo Chemical Company, LimitedInventors: Hiroki Tomioka, Tadashi Ooishi, Junya Takahashi, Mitsuru Sasaki, Naonori Hirata
-
Patent number: 4684634Abstract: The present invention relates to an agricultural and horticultural fungicidal composition containing as active ingredients tolclofos-methyl [O,O-dimethyl O-(2,6-dichloro-4-methylphenyl) phosphorothiaoate] and an N,N'-ethylenebis(dithiocarbamate) type fungicide.Type: GrantFiled: December 18, 1985Date of Patent: August 4, 1987Assignee: Sumitomo Chemical Company, LimitedInventor: Tadashi Ooishi
-
Patent number: 4612307Abstract: The present invention relates to wood rotting fungicidal compositions comprising tolclofos-methyl as an active ingredient.Type: GrantFiled: November 20, 1985Date of Patent: September 16, 1986Assignee: Sumitomo Chemical Company, LimitedInventor: Tadashi Ooishi
-
Patent number: 4536498Abstract: A fungicidal composition containing a fungicidally effective amount of tolchlofos-methyl [O,O-dimethyl O-(2,6-dichloro-4-methylphenyl) phosphorothioate] as an active ingredient, attapulgite clay as a carrier and polypropylene glycol as a stabilizer, its formulation and its use as a fungicide.Type: GrantFiled: December 7, 1983Date of Patent: August 20, 1985Assignee: Sumitomo Chemical Company, LimitedInventors: Manabu Tagami, Kenzi Urayama, Tadashi Ooishi, Yukikazu Okamoto, Kozo Tsuji
-
Patent number: 4507284Abstract: A soil disinfectant composition for preventing and controlling diseases caused by pathogenic fungi living in soil, which comprises an effective amount of at least one of phenylphosphinic acid and its salts as an active ingredient, and at least one inert carrier or diluent.Type: GrantFiled: August 30, 1982Date of Patent: March 26, 1985Assignee: Sumitomo Chemical Company, LimitedInventors: Yoshimi Yamada, Tadashi Ooishi, Toshiro Kato, Kunio Mukai
-
Patent number: 4366150Abstract: A soil disinfectant composition for preventing and controlling diseases caused by pathogenic fungi living in soil, which comprises an effective amount of at least one of phenylphosphinic acid and its salts as an active ingredient, and at least one inert carrier or diluent.Type: GrantFiled: November 26, 1980Date of Patent: December 28, 1982Assignee: Sumitomo Chemical Company, LimitedInventors: Yoshimi Yamada, Tadashi Ooishi, Toshiro Kato, Kunio Mukai
-
Patent number: 4361437Abstract: 3-Thiooxo-5-oxo-hexahydro-1,2,4-triazine, which is useful as a herbicide and/or fungicide.Type: GrantFiled: February 17, 1981Date of Patent: November 30, 1982Assignee: Sumitomo Chemical Company, LimitedInventors: Shunichi Hashimoto, Hiromichi Oshio, Masato Mizutani, Yuzuru Sanemitsu, Haruhiko Katoh, Seizo Sumida, Tadashi Ooishi
-
Patent number: 4113864Abstract: Phosphorothiolates represented by the formula, ##STR1## wherein R is an alkyl; A is an alkyl, haloalkyl, alkenyl, alkinyl, alkylthioalkyl, phenylthioalkyl, phthalimidoalkyl or phenylalkyl; X is hydrogen, a halogen or an alkyl; and n is an integer of 1 to 5, are obtained by (1) reacting sodium or potassium hydrosulfide with a compound represented by the formula, ##STR2## WHEREIN R, X and n have the same significances as mentioned above, to prepare a thiophosphate represented by the formula, ##STR3## wherein R, X and n have the same significances as mentioned above; and M is an alkali metal, and then (2) reacting said thiophosphate with a halide represented by the formula,Y -- Awherein A has the same significance as mentioned above; and Y is a halogen.The phosphorothiolates have insecticidal and fungicidal activities.Type: GrantFiled: February 15, 1977Date of Patent: September 12, 1978Assignee: Sumitomo Chemical Company, LimitedInventors: Hiroshi Tsuchiya, Kunio Mukai, Akio Kimura, Hiroshi Taya, Keimei Fujimoto, Toshiaki Ozaki, Sigeo Yamamoto, Taizo Ogawa, Tadashi Ooishi, Yositosi Okuno
-
Patent number: 4054668Abstract: Novel N-substituted amino acid derivatives of the formula: ##STR1## wherein R.sub.1 is an alkenyl group having 2 to 5 carbon atoms, a halogen-substituted alkenyl group having 2 to 5 carbon atoms or an alkynyl group having 2 to 5 carbon atoms, R.sub.2 is a methyl or ##STR2## group in which R.sub.2 ' is an alkyl group having 1 to 4 carbon atoms or a halogen-substituted alkyl group having 1 to 4 carbon atoms; and R.sub.3 is a hydrogen atom, an alkyl having 1 to 20 carbon atoms, cycloalkyl having 3 to 6 carbon atoms, benzyl, hydroxyethyl or methoxyethyl group, and inorganic or organic acid addition salts thereof, which possess useful soil fungicidal activities and can be produced by reacting a sarcosine derivative of the formula:CH.sub.3 HNCH.sub.2 COOR.sub.3 (II)wherein R.sub.3 is as defined above, with a halogen compound of the formula:R.sub.1 -- X (III)wherein R.sub.1 is as defined above and X is a halogen atom, or by reacting an N-substituted glycine derivative of the formula: ##STR3## wherein R.sub.1 and R.Type: GrantFiled: October 2, 1975Date of Patent: October 18, 1977Assignee: Sumitomo Chemical Company, LimitedInventors: Osamu Kirino, Tadashi Ooishi, Nobuyuki Kameda, Toshiro Kato, Akira Fujinami, Toshiaki Ozaki
-
Patent number: 4039635Abstract: Novel phosphorothioates represented by the formula, ##STR1## wherein R.sub.1 is a chlorine or bromine atom, R.sub.2 is methyl or ethyl group and R.sub.3 is a chlorine or bromine atom or nitro group, which have a low toxicity to men and beasts as well as fishes, no phytotoxicity to crops, excellent fungicidal effect on injurious epidemic soil fungi in agriculture, horticulture and the like, and a wide range of uses for prevention of soil epidemics to effect the growth promotion of crops.Type: GrantFiled: December 22, 1975Date of Patent: August 2, 1977Assignee: Sumitomo Chemical Company, LimitedInventors: Toshiro Kato, Mitsuru Sasaki, Tadashi Ooishi, Kunio Mujai
-
Patent number: 4028438Abstract: Phosphorothiolates represented by the formula, ##STR1## wherein R is an alkyl; A is an alkyl, haloalkyl, alkenyl, alkinyl, alkylthioalkyl, phenylthioalkyl, phthalimidoalkyl or phenylalkyl; X is hydrogen, a halogen or an alkyl; and n is an integer of 1 to 5, are obtained by (1) reacting sodium or potassium hydrosulfide with a compound represented by the formula, ##STR2## WHEREIN R, X, and n have the same significances as mentioned above, to prepare a thiophosphate represented by the formula, ##STR3## wherein R, X and n have the same significances as mentioned above; and M is an alkali metal, and then (2) reacting said thiophosphate with a halide represented by the formula,Y--Awherein A has the same significance as mentioned above; and Y is a halogen.The phosphorothiolates have insecticidal and fungicidal activities.Type: GrantFiled: November 14, 1973Date of Patent: June 7, 1977Assignee: Sumitomo Chemical Company, LimitedInventors: Hiroshi Tsuchiya, Kunio Mukai, Akio Kimura, Hiroshi Taya, Keimei Fujimoto, Toshiaki Ozaki, Sigeo Yamamoto, Taizo Ogawa, Tadashi Ooishi, Yositosi Okuno
-
Patent number: 4025651Abstract: N-substituted-aminoacetamide compounds having the formula (I) ##STR1## wherein R.sub.1 represents a lower alkenyl group having up to 5 carbon atoms, a halogen-substituted lower alkenyl group having up to 5 carbon atoms or a lower alkynyl group having up to 5 carbon atoms, R.sub.2 and R.sub.3, which may be the same or different, each represents a hydrogen atom or a lower akyl group having up to 4 carbon atoms, and the inorganic and organic acid addition salts thereof, which are useful as fungicidal agents, processesfor preparing N-substituted-aminoacetamide compounds and fungicidal compositions containing at least one compound of the formula (I) as an active inredient.Type: GrantFiled: March 14, 1975Date of Patent: May 24, 1977Assignee: Sumitomo Chemical Company, LimitedInventors: Osamu Kirino, Tadashi Ooishi, Nobuyuki Kameda, Toshiro Kato, Toshiaki Ozaki, Akira Fujinami
-
Patent number: 4009278Abstract: Novel N-(3,5-dihalophenyl)imide compounds, which exhibit a strong antimicrobial activity against microorganisms including phytopathogenic fungi, parasites of industrial products and pathogenic microorganisms, represented by the formula, ##STR1## wherein X and X' each represent halogens and A represents a substituted ethylene such as chloroethylene, C.sub.1 - C.sub.4 alkylthioethylene, C.sub.1 - C.sub.2 alkyl-ethylene or 1,2-di-C.sub.1 - C.sub.2 -alkyl-ethylene, a cyclopropylene such as 1,3-dimethylcyclopropylene, trimethylene, a cyclohexylene-1,2-, cyclohexenylene-1,2-, cyclohexadienylene-1,2- or o-phenylene.The N-(3,5-dihalophenyl)imide compounds can be obtained by any of methods which produce imide compounds or reaction of an N-(3,5-dihalophenyl)maleimide compound with a mercaptan, a hydrogen halide, phosphorus chloride or thionylchloride.Type: GrantFiled: April 24, 1975Date of Patent: February 22, 1977Assignee: Sumitomo Chemical Company, LimitedInventors: Akira Fujinami, Toshiaki Ozaki, Shigehiro Ooba, Sigeo Yamamoto, Katsuji Nodera, Katsutoshi Tanaka, Keiichiro Akiba, Tadashi Ooishi, Nobuyuki Kameda