Patents by Inventor Katsumi Murata
Katsumi Murata 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: 20110104248Abstract: It is an object to enhance immunopotentiating activity of a glycosphingolipid.Type: ApplicationFiled: March 24, 2008Publication date: May 5, 2011Applicants: FOODCHEMIFA CO., LTD., School Juridicial Person Kitasato InstituteInventors: Yoshio Kumazawa, Hiroaki Takimoto, Joe Inoue, Masahiro Kubota, Takashi Nozawa, Katsumi Murata
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Publication number: 20100008878Abstract: A propylene glycol hyaluronate having an esterification degree of from 10 to 90% and a limiting viscosity of less than 3 dL/g has an excellent percutaneous absorption-promoting effect, and is widely usable as cosmetics and pharmaceutical products.Type: ApplicationFiled: August 1, 2008Publication date: January 14, 2010Applicant: Foodchemifa Co., LtdInventors: Hideki Hirai, Makoto Watanabe, Takashi Nozawa, Katsumi Murata
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Publication number: 20060269524Abstract: Provided is more effective a cell activator. A cell activator comprising a glycosphingolipid having a structure represented by the following formula (1): formula (1) wherein R1 represents the following formula (1-1): formula (1-1) wherein R3 represents alkyl or alkenyl and R4 represents alkyl; and R2 represents hydrogen, or ?-galactose, ?-glucose, ?-mannose, ?-glucosamine, ?-glucosamine or a combination thereof.Type: ApplicationFiled: February 21, 2005Publication date: November 30, 2006Applicants: KIBUN FOOD CHEMIFA CO., LTD., Yoshi KumazawaInventors: Yoshio Kumazawa, Katsumi Murata, Kazuyoshi Kawahara, Hiroaki Takimoto
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Patent number: 6723704Abstract: A glycosphingolipid having a sugar chain containing &agr;-glucosamine and &bgr;-glucosamine is disclosed. Such glycosphingolipid is advantageous in that possibly being manufactured in a facile and inexpensive manner, and that exhibiting moisturizing effect and immuno-enhancing activity.Type: GrantFiled: June 29, 2001Date of Patent: April 20, 2004Assignees: Kibun Food Chemifa Co., Ltd., The Kitasato InstituteInventors: Kazuyoshi Kawahara, Katsumi Murata
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Patent number: 6514744Abstract: A sphingoglycolipid represented by the following formula: obtained from a bacterium of the genus Sphingomonas, further from the species paucimobilis, capsulate or adhaesiva, after being washed with acetone and then extracted with alcohol or alcohol-water mixture. R1 represents a sugar portion of a single uronic acid or one to four hexoses of uronic acid, glucosamine, galactose and/or mannose; R2 represents an alkyl group which may have a cycloalkyl group, an alkenyl group or an alkynyl group; and R3 represents an alkyl group.Type: GrantFiled: December 12, 2001Date of Patent: February 4, 2003Assignee: Kibun Food Chemifa Co., Ltd.Inventors: Katsumi Murata, Takashi Nozawa, Hisako Hara, Michiki Asai, Sachio Wakayama
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Publication number: 20020164351Abstract: A white fungus of genus Sphingomonas, when washed with acetone and then extracted with alcohol or alcohol-water mixture yields a shingoglycolipid represented by the following formula: 1Type: ApplicationFiled: December 12, 2001Publication date: November 7, 2002Applicant: KIBUN FOOD CHEMIFA CO., LTD.Inventors: Katsumi Murata, Takashi Nozawa, Hisako Hara, Michiki Asai, Sachio Wakayama
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Publication number: 20020037291Abstract: A glycosphingolipid having a sugar chain containing &agr;-glucosamine and &bgr;-glucosamine is disclosed. Such glycosphingolipid is advantageous in that possibly being manufactured in a facile and inexpensive manner, and that exhibiting moisturizing effect and immuno-enhancing activity.Type: ApplicationFiled: June 29, 2001Publication date: March 28, 2002Applicant: KIBUN FOOD CHEMIFA CO., LTD.Inventors: Kazuyoshi Kawahara, Katsumi Murata
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Patent number: 6348201Abstract: The present application discloses an external composition for skin comprising a component obtaind by washing a bacterium of the genus Sphingomonas with acetone and then extracting the resultant with alcohol or alcohol-water mixture; an external composition for skin comprising a component extracted from a white bacterium of the genus Sphingomonas; and an external composition for skin comprising a sphingoglycolipid represented by the following formula: where, R1 represents a sugar portion consisting of a single uronic acid or one to four hexoses selected from a group consisting of uronic acid, glucosamine, galactose and mannose; R2 represents an alkyl group which may have a cycloalkyl group, an alkenyl group or an alkynyl group; and R3 represents an alkyl group; these alkyl, alkenyl and alkynyl groups being straight or branched, and substituted or unsubstituted. These external compositions for skin exhibit excellent moisturizing and skin roughnes prevention effects.Type: GrantFiled: May 27, 1998Date of Patent: February 19, 2002Assignee: Kibun Food Chemifa Co., Ltd.Inventors: Katsumi Murata, Takashi Nozawa, Hisako Hara, Michiki Asai, Sachio Wakayama
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Publication number: 20020006414Abstract: The present application discloses an external composition for skin comprising a component obtained by washing a fungus of genus Sphingomonas with acetone and then extracting the resultant with alcohol or alcohol-water mixture; an external composition for skin comprising a component extracted from a white fungi of genus Sphingomonas; and an external composition for skin comprising a sphingoglycolipid represented by the following formula: 1Type: ApplicationFiled: May 27, 1998Publication date: January 17, 2002Inventors: KATSUMI MURATA, TAKASHI NOZAWA, HISAKO HARA, MICHIKI ASAI, SACHIO WAKAYAMA
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Patent number: 6306915Abstract: The present invention provides a method of making an emulsified composition employing an emulsifier containing a sphingoglycolipid which has a structure represented by the following formula: wherein R1 is a saccharide moiety which consists of three to four hexoses selected from the group consisting of uronic acid, glucosamine, galactose, and mannose, or one uronic acid; R2 is an alkyl group, which may have a cycloalkyl group, an alkenyl group, or an alkynyl group; and R3 is an alkyl group. The alkyl group, the alkenyl group and the alkynyl group may have a normal chain or a branched chain, and may be substituted or unsubstituted. The emulsifier of the present invention has marked moisturizing effect, skin roughening preventing effect, and emulsifying effect.Type: GrantFiled: August 9, 1999Date of Patent: October 23, 2001Assignee: Kibun Food Chemifa Co., LtdInventor: Katsumi Murata
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Patent number: 5348875Abstract: The present invention relates to alginase produced by bacteria belonging to the genus and a process for production thereof and bacteria as well as a method for decomposing alginic acid.Type: GrantFiled: October 6, 1993Date of Patent: September 20, 1994Assignees: Kabushikikaisha Kibun Shokuhin, Kabushikikaisha Kibun FoodchemifaInventors: Katsumi Murata, Kazuo Murakami, Isao Kusakabe, Toshihide Satoh
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Patent number: 4877622Abstract: Protein obtained by coagulating soymilk with microbially produced protease within a pH range not causing acid coagulation and at a temperature higher than the optimum operation temperature of the protease provides food material of desirable flavor and high processability.Type: GrantFiled: January 13, 1989Date of Patent: October 31, 1989Assignees: Kabushikikiaisha Kibun, Kabushikikiaisha Kibun FoodchemifaInventors: Hiroshi Kiuchi, Katsumi Murata, Kazuo Murakami, Isao Kusakabe, Hideyuki Kobayashi
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Patent number: 4806367Abstract: Soybean milk is treated with protease at a pH in the range which does not cause acid coagulation in the presence of a magnesium salt as a concentration in the range which does not substantially cause magnesium coagulation, to flocculate protein in soybean milk, thereby a food material having good mouthfeel and high processability may be obtained.Type: GrantFiled: May 29, 1987Date of Patent: February 21, 1989Assignees: Kabushikikaisha Kibun, Kabushikikaisha Kibun FoodchemifaInventors: Hiroshi Kiuchi, Katsumi Murata, Kazuo Murakami, Isao Kusakabe, Hideyuki Kobayashi