Patents Assigned to WAKO FILTER TECHNOLOGY CO., LTD.
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Publication number: 20220233656Abstract: The present invention relates to an antibacterial composition and the like having antibacterial property against Acinetobacter. The present invention provides an antibacterial composition comprising a complex of lysozyme and chitosan bound together, with antibacterial property against Acinetobacter; and a pharmaceutical composition for treating or preventing an Acinetobacter infection, comprising a complex of lysozyme and chitosan bound together.Type: ApplicationFiled: May 27, 2020Publication date: July 28, 2022Applicants: NATIONAL UNIVERSITY CORPORATION TOKYO MEDICAL AND DENTAL UNIVERSITY, WAKO FILTER TECHNOLOGY CO., LTD.Inventors: Yasunari MIYAZAKI, Hiroki KAGESHIMA, Akira SAITO
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Patent number: 11344625Abstract: The present invention provides a composition having an antifungal activity without depending on conventional compositions having anticandidal activity or combinations of such compositions. The composition comprises a complex of lysozyme bonded to chitosan. The composition according to the present invention is applicable to candidiasis of the skin and mucous membranes, in particular, oral candidiasis and vagina candidiasis affecting a large number of patients and can ameliorate the symptoms of these diseases, heal the same and prevent infection of the same. The composition comprises a complex of lysozyme, which has been widely used as a highly safe natural food additive, with a polysaccharide and, therefore, can reassure patients who use the same and ease their burden. The composition according to the present invention comprises a complex of lysozyme, which is a highly safe natural food additive, with a polysaccharide and, therefore, can be safely used by patients without considering any risk.Type: GrantFiled: July 9, 2020Date of Patent: May 31, 2022Assignees: Wako Filter Technology Co., Ltd., Teikyo UniversityInventors: Hiroki Kageshima, Akira Saito, Yoichi Murakami, Shigeru Abe, Kazumi Hayama, Miki Takahashi, Miho Abe
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Publication number: 20220072109Abstract: The present invention provides a method for treating or preventing inflammation caused by neutrophils and a pharmaceutical composition for such treatment or prevention. Specifically, provided is a pharmaceutical composition or the like for treating or preventing inflammation caused by neutrophils that contains a complex in which lysozyme and chitosan are bonded.Type: ApplicationFiled: January 14, 2020Publication date: March 10, 2022Applicants: WAKO FILTER TECHNOLOGY CO., LTD., TEIKYO UNIVERSITYInventors: Hiroki KAGESHIMA, Yoichi MURAKAMI, Akira SAITO, Shigeru ABE, Kazumi HAYAMA, Naho MARUYAMA
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Patent number: 10729779Abstract: The present invention provides a composition having an antifungal activity without depending on conventional compositions having anticandidal activity or combinations of such compositions. The composition comprises a complex of lysozyme bonded to chitosan. The composition according to the present invention is applicable to candidiasis of the skin and mucous membranes, in particular, oral candidiasis and vagina candidiasis affecting a large number of patients and can ameliorate the symptoms of these diseases, heal the same and prevent infection of the same. The composition comprises a complex of lysozyme, which has been widely used as a highly safe natural food additive, with a polysaccharide and, therefore, can reassure patients who use the same and ease their burden. The composition according to the present invention comprises a complex of lysozyme, which is a highly safe natural food additive, with a polysaccharide and, therefore, can be safely used by patients without considering any risk.Type: GrantFiled: August 31, 2016Date of Patent: August 4, 2020Assignees: Wako Filter Technology Co., Ltd., Teikyo UniversityInventors: Hiroki Kageshima, Akira Saito, Yoichi Murakami, Shigeru Abe, Kazumi Hayama, Miki Takahashi, Miho Abe
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Patent number: 10150073Abstract: By joining together first case and second case, a notch in the first case and a notch in the second case are unified and an intake opening for air is formed. The ratio of the depth of the cases to the height of the intake opening is in the range 10:1 to 20:1.Type: GrantFiled: October 27, 2016Date of Patent: December 11, 2018Assignee: Wako Filter Technology Co., Ltd.Inventor: Naoto Kikuchi
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Patent number: 8680250Abstract: The present invention is one that, in a pollen protein extracting method, enables mass production, and while improving production efficiency, achieves a reduction in workload such as a reduction in man-hours, reductions in equipment cost and running cost, and an improvement of a work environment. Specifically, a pollen protein extracting method for extracting water-soluble protein from pollen is characterized by including: mixing the pollen and PBS; adding an aggregating agent including a natural inorganic component to a resultant mixed solution and performing stirring; and after formation of a pollen aggregate, performing filter filtration to perform solid-liquid separation.Type: GrantFiled: May 10, 2010Date of Patent: March 25, 2014Assignees: Wako Filter Technology Co., Ltd., Protec Co., Ltd.Inventors: Tsuneo Yamaguchi, Akira Saito, Akio Kato
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Patent number: 8524242Abstract: A soluble aggregate of allergen proteins, prepared by heating multiple allergen proteins and aggregating the allergen proteins and thus enclosing the antigen structures causing allergic reactions therein.Type: GrantFiled: May 7, 2010Date of Patent: September 3, 2013Assignees: Wako Filter Technology Co., Ltd., Protec Co., Ltd.Inventors: Akira Saito, Akio Kato
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Publication number: 20120065382Abstract: The present invention is one that, in a pollen protein extracting method, enables mass production, and while improving production efficiency, achieves a reduction in workload such as a reduction in man-hours, reductions in equipment cost and running cost, and an improvement of a work environment. Specifically, a pollen protein extracting method for extracting water-soluble protein from pollen is characterized by including: mixing the pollen and PBS; adding an aggregating agent including a natural inorganic component to a resultant mixed solution and performing stirring; and after formation of a pollen aggregate, performing filter filtration to perform solid-liquid separation.Type: ApplicationFiled: May 10, 2010Publication date: March 15, 2012Applicants: PROTEC CO., LTD., WAKO FILTER TECHNOLOGY CO., LTD.Inventors: Tsuneo Yamaguchi, Akira Saito, Akio Kato
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Publication number: 20100330127Abstract: A soluble aggregate of allergen proteins, prepared by heating multiple allergen proteins and aggregating the allergen proteins and thus enclosing the antigen structures causing allergic reactions therein.Type: ApplicationFiled: May 7, 2010Publication date: December 30, 2010Applicants: WAKO FILTER TECHNOLOGY CO., LTD., PROTEC CO., LTD.Inventors: Akira Saito, Akio Kato