Patents by Inventor Tatsuo Okauchi
Tatsuo Okauchi 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: 20210238208Abstract: A compound presented by the following Chemical Formula 1, a racemic form, or a salt thereof: wherein, X represents an oxygen atom, a nitrogen atom, a sulfur atom, or a carbon atom, R1 represents R1a—Y—R1b (wherein R1a and R1b each independently represent a saturated or unsaturated aliphatic hydrocarbon group, an aromatic group, a heterocyclic group, or a combination thereof, and Y represents an oxygen atom, a nitrogen atom, a sulfur atom, or a carbon atom), R2 represents a saturated or unsaturated aliphatic hydrocarbon group, and R3 represents choline, ethanolamine, inositol, or serine.Type: ApplicationFiled: April 18, 2019Publication date: August 5, 2021Applicant: Institute of Rheological Functions of FoodInventors: Takehiko FUJINO, Shiro MAWATARI, Toyoharu YAMASHITA, Mitsuru KITAMURA, Tatsuo OKAUCHI, Shamim HOSSAIN
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Patent number: 8674347Abstract: An organic thin-film transistor comprising a gate electrode, a gate insulator layer, an organic semiconductor layer, a source electrode and a drain electrode wherein the organic semiconductor layer consists of the organic semiconductor material having the structure represented by the general formula (1) shown below, and the organic semiconductor layer has crystallinity: wherein L represents a bivalent linker group having the structure consisting of one group or any combination of two or more groups selected from unsubstituted or fluorinated benzene residue, unsubstituted or fluorinated thiophene residue, unsubstituted or fluorinated thienothophene residue; R1 represents carbonyl group, cyano group or C1-C6 fluorinated alkyl group; R2 represents halogen atom, cyano group, carbonyl group or acetyl group.Type: GrantFiled: March 4, 2010Date of Patent: March 18, 2014Assignee: Kyushu Institute of TechnologyInventors: Shuichi Nagamatsu, Wataru Takashima, Tatsuo Okauchi, Tetsuji Moriguchi, Katsuhiro Mizoguchi, Keiichi Kaneto, Shuzi Hayase
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Publication number: 20120001162Abstract: An organic thin-film transistor comprising a gate electrode, a gate insulator layer, an organic semiconductor layer, a source electrode and a drain electrode wherein the organic semiconductor layer consists of the organic semiconductor material having the structure represented by the general formula (1) shown below, and the organic semiconductor layer has crystallinity: wherein L represents a bivalent linker group having the structure consisting of one group or any combination of two or more groups selected from unsubstituted or fluorinated benzene residue, unsubstituted or fluorinated thiophene residue, unsubstituted or fluorinated thienothophene residue; R1 represents carbonyl group, cyano group or C1-C6 fluorinated alkyl group; R2 represents halogen atom, cyano group, carbonyl group or acetyl group.Type: ApplicationFiled: March 4, 2010Publication date: January 5, 2012Inventors: Shuichi Nagamatsu, Wataru Takashima, Tatsuo Okauchi, Tetsuji Moriguchi, Katsuhiro Mizoguchi, Keiichi Kaneto, Shuzi Hayase
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Patent number: 8030438Abstract: A thiophene compound having a phosphate group, for example, one represented by the formula [1]. The compound has high resistance to heat and oxidation and can be improved in solubility or dispersibility in various solvents. (In the formula, R1 and R2 each independently represents, e.g., hydrogen, halogeno, cyano, or phenyl optionally substituted by W; and R3 to R6 each independently represents —OR7, SR8, or —NR92, provided that R7 to R9 each independently represents hydrogen, C1-10 alkyl, or phenyl optionally substituted by W and W represents halogeno, cyano, nitro, hydroxyl, mercapto, amino, formyl, carboxy, C1-10 alkyl, etc.Type: GrantFiled: May 16, 2006Date of Patent: October 4, 2011Assignee: Nissan Chemical Industries, Ltd.Inventors: Nobuyuki Kakiuchi, Hitoshi Furusho, Naoki Otani, Tohru Minami, Tatsuo Okauchi
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Patent number: 8008425Abstract: A thiophene compound having sulfonyl groups which is represented by the formula [1]. It has high heat resistance and high unsusceptibility to oxidation and can improve solubility and dispersibility in various solvents. [In the formula, R1 and R2 each independently represents hydrogen, halogeno, cyano, etc.; and R3 and R3? each independently represents C1-20 alkyl, C1-20 haloalkyl, phenyl optionally substituted by W, thienyl optionally substituted by W, etc. (W represents chlorine, etc.).Type: GrantFiled: July 11, 2006Date of Patent: August 30, 2011Assignee: Nissan Chemical Industries, Ltd.Inventors: Nobuyuki Kakiuchi, Hitoshi Furusho, Naoki Otani, Tatsuo Okauchi, Naoki Nakaie
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Publication number: 20100019229Abstract: A thiophene compound having a phosphate group, for example, one represented by the formula [1]. The compound has high resistance to heat and oxidation and can be improved in solubility or dispersibility in various solvents. (In the formula, R1 and R2 each independently represents, e.g., hydrogen, halogeno, cyano, or phenyl optionally substituted by W; and R3 to R6 each independently represents —OR7, SR8, or —NR92, provided that R7 to R9 each independently represents hydrogen, C1-10 alkyl, or phenyl optionally substituted by W and W represents halogeno, cyano, nitro, hydroxyl, mercapto, amino, formyl, carboxy, C1-10 alkyl, etc.Type: ApplicationFiled: May 16, 2006Publication date: January 28, 2010Applicant: Nissan Chemical Industries, LtdInventors: Nobuyuki Kakiuchi, Hitoshi Furusho, Naoki Otani, Tohru Minami, Tatsuo Okauchi
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Publication number: 20090127491Abstract: A thiophene compound having sulfonyl groups which is represented by the formula [1]. It has high heat resistance and high unsusceptibility to oxidation and can improve solubility and dispersibility in various solvents. [In the formula, R1 and R2 each independently represents hydrogen, halogeno, cyano, etc.; and R3 and R3? each independently represents C1-20 alkyl, C1-20 haloalkyl, phenyl optionally substituted by W, thienyl optionally substituted by W, etc. (W represents chlorine, etc.).Type: ApplicationFiled: July 11, 2006Publication date: May 21, 2009Applicant: Nissan Chemical Industries, Ltd.Inventors: Nobuyuki Kakiuchi, Hitoshi Furusho, Naoki Otani, Tatsuo Okauchi, Naoki Nakaie
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Patent number: 7015241Abstract: An appetite-stimulating agent and a therapeutic agent for anorexia, each comprising, as an active ingredient, a sulfonamide derivative or sulfonic acid ester derivative represented by the following general formula (I): wherein the ring A represents a monocyclic or bicyclic aromatic ring which may be substituted, the ring B represents a 6-membered unsaturated hydrocarbon ring or a 6-membered unsaturated heterocyclic ring containing one nitrogen atom as a heteroatom, each of which may be substituted, the ring C represents a 5-membered heterocyclic ring containing one or two nitrogen atoms, which may be substituted, W represents a single bond or —CH?CH—, X represents —N(R1)— or an oxygen atom, Y represents a carbon atom or a nitrogen atom, Z represents —N(R2)— or a nitrogen atom, and R1 and R2 may be identical or different and each represents a hydrogen atom or a lower alkyl group, or a pharmacologically acceptable salt thereof, or a hydrate thereof.Type: GrantFiled: September 5, 2002Date of Patent: March 21, 2006Assignee: Eisai Co., Ltd.Inventors: Takashi Owa, Yoichi Ozawa, Takayuki Hida, Norimasa Miyamoto, Takeshi Nagasu, Tatsuo Okauchi, Hiroshi Yoshino, Naoko Hata, Kentaro Yoshimatsu, Nozomu Koyanagi, Kyosuke Kito
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Publication number: 20040242628Abstract: An appetite-stimulating agent and a therapeutic agent for anorexia, each comprising, as an active ingredient, a sulfonamide derivative or sulfonic acid ester derivative represented by the following general formula (I): 1Type: ApplicationFiled: March 5, 2004Publication date: December 2, 2004Inventors: Takashi Owa, Yoichi Ozawa, Takayuki Hida, Norimasa Miyamoto, Takeshi Nagasu, Tatsuo Okauchi, Hiroshi Yoshino, Naoko Hata, Kentaro Yoshimatsu, Nozomu Koyanagi, Kyosuke Kito
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Patent number: 5767283Abstract: Novel heterobicyclic sulfonamide and sulfonic ester derivatives represented by the following general formula (I), which exhibit an antitumor activity and are lowly toxic, and processes for the preparation thereof.A sulfonamide derivative and a sulfonic ester derivative represented by the general formula (I) or a pharmacologically acceptable salt thereof: ##STR1## wherein variables A, W, X, B, C, Y, Z are as defined in the specification.Type: GrantFiled: January 17, 1997Date of Patent: June 16, 1998Assignee: Eisai Co., Ltd.Inventors: Hiroshi Yoshino, Takashi Owa, Tatsuo Okauchi, Kentaro Yoshimatsu, Naoko Sugi, Takeshi Nagasu, Yoichi Ozawa, Nozomu Koyanagi, Kyosuke Kito
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Patent number: 5721246Abstract: Novel heterobicyclic sulfonamide and sulfonic ester derivatives represented by the following general formula(I), which exhibit an antitumor activity and are lowly toxic, and processes for the preparation thereof.A sulfonamide derivative and a sulfonic ester derivative represented by the general formula (I) or a pharmacologically acceptable salt thereof: ##STR1## wherein A represents a monocyclic or bicyclic aromatic ring which may be substituted; B represents a six-membered unsaturated hydrocarbon ring or a six-membered unsaturated heterocycle containing one nitrogen atom, each of which may be substituted; C represents a five-membered heterocycle containing one or two nitrogen atoms which may be substituted; W represents a single bond or a group represented by formula --CH.dbd.CH--; X represents a group represented by formula --N(R.sup.1)-- or oxygen; Y represents carbon or nitrogen; Z represents a group represented by formula --N(R.sup.2)-- or nitrogen; and R.sup.1 and R.sup.Type: GrantFiled: May 10, 1995Date of Patent: February 24, 1998Assignee: Eisai Co., Ltd.Inventors: Hiroshi Yoshino, Takashi Owa, Tatsuo Okauchi, Kentaro Yoshimatsu, Naoko Sugi, Takeshi Nagasu, Yoichi Ozawa, Nozomu Koyanagi, Kyosuke Kito