Patents by Inventor Takashige Yoneda
Takashige Yoneda 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: 20040194527Abstract: A press molding die capable of preventing a workpiece from moving is provided. The press molding die includes a punch for pressing a workpiece; a molding die having a molding surface on which the workpiece is placed and a concave portion which is formed on the molding surface and which has a shape corresponding to the punch; a pad for pressing a part of the workpiece placed on the molding surface and which is on the periphery of the concave portion; and a micro-rough layer which is formed by performing a particulate coating process on at least one of a portion of the pad, for pressing the workpiece, and a portion of the molding surface, corresponding to the portion of the pad. Preferably, the height of roughness of the micro-rough layer is 0.01 to 0.06 mm, and the particulate coating process is performed using a silicofluoric chrome plating solution.Type: ApplicationFiled: March 18, 2004Publication date: October 7, 2004Applicants: Toyota Jidosha Kabushiki Kaisha, Teikoku Kuromu Co., Ltd.Inventors: Takanori Kurokawa, Kazuo Fukaya, Takahiro Ichikawa, Takashige Yoneda, Taketoshi Minami
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Patent number: 6733892Abstract: The object of the present invention is to provide a surface treatment composition having excellent storage stability and waterdrop rolling property. The present invention provides a surface treatment composition containing a partial hydrolysate of a fluorine-containing reactive silane such as C8F17CH2CH2Si(OCH3)3 having a molecular weight of M measured by GPC, wherein the proportion of molecules with molecular weights of from 300 to at most 2M in the partial hydrolysate is less than 70%, and the proportion of molecules with molecular weights of from 6M to 100000 in the partial hydrolysate is less than 10%. The present invention also provides a method of surface treatment of glass with the surface treatment composition. The present invention also provides a substrate treated with the surface treatment composition. The present invention also provides an article incorporating the substrate such as a transport equipment.Type: GrantFiled: April 19, 2000Date of Patent: May 11, 2004Assignee: Asahi Glass Company, LimitedInventors: Takashige Yoneda, Fumiaki Gunji
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Patent number: 6706906Abstract: A water repellent composition comprising a compound of the following formula 1, and a compound of the following formula 4 and/or a compound of the following formula 5: RfSi(R)p(X)3−p Formula 1 RFSi(R1)q(X1)3−q Formula 4 SiX24 Formula 5 wherein Rf is a fluorine-containing organic group having an etheric oxygen atom, RF is a fluorine-containing organic group having no etheric oxygen atom, each of R and R1 which are independent of each other, is a C1-6 hydrocarbon group containing no fluorine atom, each of X, X1 and X2 which are independent of one another, is a halogen atom or a hydrolyzable group, and each of p and q which are independent of each other, is 0, 1 or 2.Type: GrantFiled: January 25, 2002Date of Patent: March 16, 2004Assignee: Asahi Glass Company, LimitedInventors: Takashige Yoneda, Yutaka Furukawa, Noriko Torimoto
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Patent number: 6599634Abstract: A fluorine-containing organic silicon compound of the following formula (1): wherein Rf is a fluorine-containing C1-20 monovalent organic group, X1 is an alkylene group, n is an integer of from 0 to 100, R is a C1-5 monovalent hydrocarbon group, X is a hydrolyzable group, and p is 0, 1 or 2.Type: GrantFiled: October 11, 2001Date of Patent: July 29, 2003Assignee: Asahi Glass Company, LimitedInventors: Takashige Yoneda, Tadashi Hamano, Fumiaki Gunji
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Patent number: 6500553Abstract: A substrate having at least two treated surface layers, wherein the first layer constituting the outermost layer among the treated surface layers is a layer formed by covering with a composition containing a reactive silane compound (I) which forms a surface having a rolling angle of at most 30° to water, and the second layer constituting an underlayer in contact with the first layer is a layer formed by covering with a composition (II) containing a fluorine-containing reactive silane compound (II) which forms a surface having a contact angle of at least 100° to water.Type: GrantFiled: November 15, 2000Date of Patent: December 31, 2002Assignee: Asahi Glass Company, LimitedInventors: Takashige Yoneda, Tadashi Hamano, Fumiaki Gunji
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Patent number: 6479157Abstract: A substrate having at least two treated surface layers, wherein the first layer constituting the outermost layer among the treated surface layers is a layer formed by covering with a composition (I) containing a predetermined organic silicon compound, and the second layer constituting an underlayer in contact with the first layer is a layer formed by covering with a composition (II) containing a fluorine-containing reactive silane compound (II) which forms a surface having a contact angle of at least 100° to water.Type: GrantFiled: November 15, 2000Date of Patent: November 12, 2002Assignee: Asahi Glass Company, LimitedInventors: Takashige Yoneda, Tadashi Hamano, Fumiaki Gunji
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Publication number: 20020151645Abstract: A water repellent composition comprising a compound of the following formula 1, and a compound of the following formula 4 and/or a compound of the following formula 5:Type: ApplicationFiled: January 25, 2002Publication date: October 17, 2002Applicant: ASAHI GLASS COMPANY LIMITEDInventors: Takashige Yoneda, Yutaka Furukawa, Noriko Torimoto
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Patent number: 6448428Abstract: A fluorine-containing organic silicon compound represented by the following formula (1): (1) provided that the symbols in the formula (1) have the following meanings: R1 and R2: respectively independently monovalent hydrocarbon groups; Af: a group represented by the following formula (2), (3), (4) or (5): A1—X1— (2) A2—X2—O—X1— (3) A1—X2—O—X1— (4) A2—X1— (5) provided that the symbols in the formulae (2), (3), (4) and (5) have the following meanings: A1: a monovalent polyfluorohydrocarbon group; A2: a monovalent polyfluorohydrocarbon group containing an etheric oxygen atom; X1: —(CH2)a— (a is an integer of at least 3); X2: a bivalent hydrocarbon group.Type: GrantFiled: December 5, 2001Date of Patent: September 10, 2002Assignee: Asahi Glass Company, LimitedInventors: Yutaka Furukawa, Takashige Yoneda
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Publication number: 20020076563Abstract: A fluorine-containing organic silicon compound of the following formula (1): 1Type: ApplicationFiled: October 11, 2001Publication date: June 20, 2002Applicant: Asahi Glass Company, LimitedInventors: Takashige Yoneda, Tadashi Hamano, Fumiaki Gunji
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Publication number: 20020042532Abstract: A fluorine-containing organic silicon compound represented by the following formula (1):Type: ApplicationFiled: December 5, 2001Publication date: April 11, 2002Applicant: Asahi Glass Company, LimitedInventors: Yutaka Furukawa, Takashige Yoneda
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Patent number: 6090447Abstract: A process for forming a water-repellent thin film on a substrate surface by means of a coating fluid for forming a water-repellent thin film, which comprises a coating step of excessively coating the coating fluid for forming a water-repellent thin film on the substrate surface, and an excess amount-removing step of subsequently removing the excess amount of the coating fluid for forming a water-repellent thin film.Type: GrantFiled: August 6, 1997Date of Patent: July 18, 2000Assignee: Asahi Glass Company, Ltd.Inventors: Yoshitada Suzuki, Takashige Yoneda
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Patent number: 5976702Abstract: A composition for surface treatment, which comprises a compound of the following formula (A) and an organic solvent (B) comprising an organic compound having a fluorine atom:(R.sup.1).sub.a (R.sup.2).sub.b (R.sup.3).sub.c Si(NCO).sub.4-a-b-c (A)wherein R.sup.1 is a monovalent organic group having a carbon number of from 1 to 30;R.sup.2 and R.sup.3 are respectively a hydrogen atom or a monovalent organic group having a carbon number of from 1 to 30, which may be the same or different;a is an integer of from 1 to 3; andb and c are independently 0 or 1 and 1.ltoreq.a+b+c.ltoreq.3.Type: GrantFiled: April 24, 1996Date of Patent: November 2, 1999Assignee: Asahi Glass Company Ltd.Inventors: Takashige Yoneda, Fumiaki Gunji, Takeshi Morimoto
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Patent number: 5871843Abstract: A laminate comprising a substrate and at least one layer formed on the substrate, in which the outermost layer as a surface layer has a plurality of micropores therein and, at its surface, a flat portion and fine craters, said flat portion having a surface roughness R.sub.a of at most 3 nm and an area ratio of at least 20%.Type: GrantFiled: March 26, 1997Date of Patent: February 16, 1999Assignee: Asahi Glass Company Ltd.Inventors: Takashige Yoneda, Makoto Fukawa, Takeshi Morimoto, Kazuo Sato, Fumiaki Gunji, Hiromichi Nishimura, Satoshi Takeda, Yasuo Hayashi, Hiroyuki Fujita
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Patent number: 5786096Abstract: A surface-treated substrate which is a substrate having at least two treated surface layers, wherein the first layer constituting the outermost layer among the treated surface layers is a layer formed by treatment with a surface treating agent containing compound B of the formula (B) as an essential component, and the second layer constituting an underlayer in contact with the outermost layer is a layer formed by treatment with a surface treating agent containing compound A of the formula (A) and Si(NCO).sub.4 as essential components:(R.sup.1).sub.a (R.sup.2).sub.b Si(Z).sub.4-a-b (A)(R.sup.3).sub.c (R.sup.4).sub.d Si(NCO).sub.4-c-d (B)wherein R.sup.1 is an organic group, R.sup.2 is a hydrogen atom or an organic group, a is 1, 2 or 3, b is 0, 1 or 2, provided that 1.ltoreq.a+b.ltoreq.3, and Z is an isocyanate group or a hydrolyzable group; and R.sup.3 is an organic group, R.sup.4 is a hydrogen atom or an organic group, c is 1, 2 or 3, and d is 0, 1 or 2, provided that 1.ltoreq.c+d.ltoreq.3.Type: GrantFiled: November 12, 1996Date of Patent: July 28, 1998Assignee: Asahi Glass Company Ltd.Inventors: Takashige Yoneda, Fumiaki Gunji, Takeshi Morimoto
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Patent number: 5645939Abstract: A surface-treated substrate consisting essentially of a substrate having at least two treated surface layers wherein the first layer constituting the outermost layer among the treated surface layers is a layer obtained by treatment with a compound (I) capable of forming a surface having a contact angle of at least 70.degree. against water and the second layer constituting an underlayer in contact with the outermost layer is a layer obtained by treatment with at least one reactive silane compound (II) selected from the group consisting of isocyanate silane compounds and hydrolyzable silane compounds.Type: GrantFiled: June 1, 1995Date of Patent: July 8, 1997Assignee: Asahi Glass Company Ltd.Inventors: Takashige Yoneda, Tsuneo Wakabayashi, Yukiko Takano
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Patent number: 5605958Abstract: A composition for surface treatment, which comprises the following components (I), (II) and (III) as essential components:(I) at least one compound capable of forming a coating film with a contact angle of at least 70.degree. against water;(II) a solvent capable of dissolving the component (I); and(III) a solvent having an evaporation rate lower than the component (II).Type: GrantFiled: September 20, 1995Date of Patent: February 25, 1997Assignee: Asahi Glass Company Ltd.Inventors: Takashige Yoneda, Fumiaki Gunji, Takeshi Morimoto, Yukiko Ono
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Patent number: 5576109Abstract: A surface treating agent containing a silicone compound of the formula (A):(R.sup.1).sub.a (R.sup.2).sub.b (Z.sup.1).sub.3-a-b SiO--[Si(R.sup.3).sub.c (R.sup.4).sub.d (Z.sup.2).sub.2-c-d O].sub.n --Si(R.sup.5).sub.e (R.sup.6).sub.f (Z.sup.3).sub.3-e-f (A)wherein each of R.sup.1 to R.sup.6 which are independent of one another, is a hydrogen atom or an organic group, provided that at least one of R.sup.1 to R.sup.6 is an organic group;each of Z.sup.1 to Z.sup.3 which are independent of one another, is an isocyanate group or a hydrolyzable group;each of a to f which are independent of one another, is an integer of 0, 1 or 2, provided l.ltoreq.a+b.ltoreq.3, 0.ltoreq.c+d.ltoreq.2, l.ltoreq.e+f.ltoreq.3 and 2.ltoreq.a+b+c+d+e+f.ltoreq.7; andn is an integer of 0 or at least 1.Type: GrantFiled: April 18, 1995Date of Patent: November 19, 1996Assignee: Asahi Glass Company Ltd.Inventors: Takashige Yoneda, Takeshi Morimoto, Fumiaki Gunji, Kenji Ishizeki, Yukiko Ono
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Patent number: 5482768Abstract: A surface-treated substrate consisting essentially of a substrate having at least two treated surface layers wherein the first layer constituting the outermost layer among the treated surface layers is a layer formed by treating with a treating agent containing a compound (I) capable of forming a surface having a contact angle of at least 70.degree. against water, and the second layer constituting an underlayer in contact with the outermost layer is a thin film layer of a heat resistant polymer formed by treating with a treating agent containing a compound (II) capable of forming a thin film of a heat resistant polymer and fine particles of a polymer, to form a thin film and heating the thin film to thermally decompose the fine particles of a polymer.Type: GrantFiled: May 13, 1994Date of Patent: January 9, 1996Assignee: Asahi Glass Company Ltd.Inventors: Takeshi Kawasato, Kazuya Hiratsuka, Takashige Yoneda, Tsuneo Wakabayashi, Fumiaki Gunji
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Patent number: 5464704Abstract: A surface-treated substrate consisting essentially of a substrate having at least two treated surface layers wherein the first layer constituting the outermost layer among the treated surface layers is a layer obtained by treatment with a compound (I) capable of forming a surface having a contact angle of at least 70.degree. against water and the second layer constituting an underlayer in contact with the outermost layer is a layer obtained by treatment with at least one reactive silane compound (II) selected from the group consisting of isocyanate silane compounds and hydrolyzable silane compounds.Type: GrantFiled: January 19, 1994Date of Patent: November 7, 1995Assignee: Asahi Glass Company Ltd.Inventors: Takashige Yoneda, Tsuneo Wakabayashi, Yukiko Takano
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Patent number: 5314731Abstract: A surface-treated substrate consisting essentially of a substrate having at least two treated surface layers wherein the first layer constituting the outermost layer among the treated surface layers is a layer obtained by treatment with a compound (I) capable of forming a surface having a contact angle of at least 70.degree. against water and the second layer constituting an underlayer in contact with the outermost layer is a layer obtained by treatment with at least one reactive silane compound (II) selected from the group consisting of isocyanate silane compounds and hydrolyzable silane compounds.Type: GrantFiled: May 15, 1992Date of Patent: May 24, 1994Assignee: Asahi Glass Company Ltd.Inventors: Takashige Yoneda, Tsuneo Wakabayashi, Yukiko Takano