Patents by Inventor Michihito Igaki
Michihito Igaki 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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Patent number: 8807127Abstract: A steam-generating warming article 1 which has a steam generating element 2 making use of chemical energy and is adapted to supply steam while in contact with a human body. The article 1, while in contact with the body, maintains the skin surface temperature at 38° to 49° C. for 3 to 15 hours and cumulatively generates 0.5 to 12 mg/3 hr·cm2 of steam. The steam-generating warming article 1 is used to improve the human body's physiology. The steam generating element 2 is preferably a heat generating sheet prepared by incorporating an aqueous electrolyte solution into a molded sheet containing an oxidizable metal, a reaction accelerator, and a fibrous material.Type: GrantFiled: November 25, 2009Date of Patent: August 19, 2014Assignee: Kao CorporationInventors: Michihito Igaki, Koichi Okisaka, Ichiro Sakamoto
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Patent number: 8357189Abstract: A physiology enhancing device for improving physiological functions of a human body, etc., which comprises a heat generating element making use of chemical energy and a sheet interposed between the heat generating element and a body surface of a wearer, and which is designed to supply steam generated from the heat generating element while the device is applied to the body surface. The device exhibits steam generating capability for 2 hours or longer and, while applied to the body surface, raises the body surface temperature to a temperature from 38° C. to lower than 42° C. within one hour from the application. The sheet interposed between the heat generating element and the body surface preferably has a function of regulating air feed to the heat generating element and a function of transferring the heat of the physiology enhancing device to the body surface and preferably has a total thickness of 0.05 to 1.5 mm.Type: GrantFiled: March 3, 2006Date of Patent: January 22, 2013Assignee: Kao CorporationInventors: Toru Ugajin, Michihito Igaki, Kazutaka Yamashita, Katsutoshi Hara, Yoshinao Nagashima, Shuji Ishikawa, Ichiro Sakamoto
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Patent number: 8333793Abstract: A heat and steam generator for eye application includes a heat and steam generating member making use of oxidative reaction of an oxidizable metal and is adapted to supply steam to eyes and surroundings. The heat and steam generator is adapted to release steam from its side brought into contact with eyes and surroundings for a period of 1 to 30 minutes to maintain the skin surface temperature to which it is applied at 34° C. to 43° C. over a period of 1 to 120 minutes. The heat and steam generator has a stiffness of 0.01 to 10 N/7 cm-width. The heat and steam generator is effective in improving near triad causing reduction in vision.Type: GrantFiled: March 30, 2007Date of Patent: December 18, 2012Assignee: Kao CorporationInventors: Michihito Igaki, Kyoko Tagami
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Publication number: 20100139639Abstract: A steam-generating warming article 1 which has a steam generating element 2 making use of chemical energy and is adapted to supply steam while in contact with a human body. The article 1, while in contact with the body, maintains the skin surface temperature at 38° to 49° C. for 3 to 15 hours and cumulatively generates 0.5 to 12 mg/3 hr·cm2 of steam. The steam-generating warming article 1 is used to improve the human body's physiology. The steam generating element 2 is preferably a heat generating sheet prepared by incorporating an aqueous electrolyte solution into a molded sheet containing an oxidizable metal, a reaction accelerator, and a fibrous material.Type: ApplicationFiled: November 25, 2009Publication date: June 10, 2010Applicant: Kao CorporationInventors: Michihito Igaki, Koichi Okisaka, Ichiro Sakamoto
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Patent number: 7652228Abstract: A steam-generating warming article 1 which has a steam generating element 2 making use of chemical energy and is adapted to supply steam while in contact with a human body. The article 1, while in contact with the body, maintains the skin surface temperature at 38° to 49° C. for 3 to 15 hours and cumulatively generates 0.5 to 12 mg/3 hr·cm2 of steam. The steam-generating warning article 1 is used to improve the human body's physiology. The steam generating element 2 is preferably a heat generating sheet prepared by incorporating an aqueous electrolyte solution into a molded sheet containing an oxidizable metal, a reaction accelerator, and a fibrous material.Type: GrantFiled: December 16, 2004Date of Patent: January 26, 2010Assignee: Kao CorporationInventors: Michihito Igaki, Koichi Okisaka, Ichiro Sakamoto
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Publication number: 20100010598Abstract: A heat and steam generator for eye application includes a heat and steam generating member making use of oxidative reaction of an oxidizable metal and is adapted to supply steam to eyes and surroundings. The heat and steam generator is adapted to release steam from its side brought into contact with eyes and surroundings for a period of 1 to 30 minutes to maintain the skin surface temperature to which it is applied at 34° C. to 43° C. over a period of 1 to 120 minutes. The heat and steam generator has a stiffness of 0.01 to 10 N/7 cm-width. The heat and steam generator is effective in improving near triad causing reduction in vision.Type: ApplicationFiled: March 30, 2007Publication date: January 14, 2010Applicant: KAO CORPORATIONInventors: Michihito Igaki, Kyoko Tagami
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Publication number: 20090062890Abstract: A physiology enhancing device for improving physiological functions of a human body, etc., which comprises a heat generating element making use of chemical energy and a sheet interposed between the heat generating element and a body surface of a wearer, and which is designed to supply steam generated from the heat generating element while the device is applied to the body surface. The device exhibits steam generating capability for 2 hours or longer and, while applied to the body surface, raises the body surface temperature to a temperature from 38° C. to lower than 42° C. within one hour from the application. The sheet interposed between the heat generating element and the body surface preferably has a function of regulating air feed to the heat generating element and a function of transferring the heat of the physiology enhancing device to the body surface and preferably has a total thickness of 0.05 to 1.5 mm.Type: ApplicationFiled: March 3, 2006Publication date: March 5, 2009Applicant: KAO CORPORATIONInventors: Toru Ugajin, Michihito Igaki, Kazutaka Yamashita, Katsutoshi Hara, Yoshinao Nagashima, Shuji Ishikawa, Ichiro Sakamoto
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Publication number: 20070110790Abstract: A steam-generating warming article 1 which has a steam generating element 2 making use of chemical energy and is adapted to supply steam while in contact with a human body. The article 1, while in contact with the body, maintains the skin surface temperature at 38° to 49° C. for 3 to 15 hours and cumulatively generates 0.5 to 12 mg/3 hr·cm2 of steam. The steam-generating warning article 1 is used to improve the human body's physiology. The steam generating element 2 is preferably a heat generating sheet prepared by incorporating an aqueous electrolyte solution into a molded sheet containing an oxidizable metal, a reaction accelerator, and a fibrous material.Type: ApplicationFiled: December 16, 2004Publication date: May 17, 2007Applicant: Kao CorporationInventors: Michihito Igaki, Koichi Okisaka, Ichiro Sakamoto
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Patent number: 6823860Abstract: An eye-use steam-generating heating sheet contains a steam-generating composition, which is covered with at least a first moisture-permeable sheet and a second moisture-permeable sheet in that order. The first moisture-permeable sheet has a moisture permeability of at least 600 g/m2/24 hrs, the second moisture-permeable sheet has a moisture permeability has a moisture permeability of 700 to 3000 g/m2/24 hrs, the first moisture-permeable sheet and the second moisture-permeable sheet are provided such that a steam accumulation space is formed therebetween, and at least one of the moisture-permeable sheets covering the steam-generating composition has a water resistance of at least 400 mm. This eye-use steam-generating heating sheet is sealed for storage.Type: GrantFiled: February 5, 2003Date of Patent: November 30, 2004Assignee: Kao CorporationInventors: Michihito Igaki, Takeshi Oka
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Publication number: 20040035410Abstract: An eye-use steam-generating heating sheet contains a steam-generating composition, which is covered with at least a first moisture-permeable sheet and a second moisture-permeable sheet in that order. The first moisture-permeable sheet has a moisture permeability of at least 600 g/m2/24 hrs, the second moisture-permeable sheet has a moisture permeability has a moisture permeability of 700 to 3000 g/m2/24 hrs, the first moisture-permeable sheet and the second moisture-permeable sheet are provided such that a steam accumulation space is formed therebetween, and at least one of the moisture-permeable sheets covering the steam-generating composition has a water resistance of at least 400 mm. This eye-use steam-generating heating sheet is sealed for storage.Type: ApplicationFiled: February 5, 2003Publication date: February 26, 2004Applicant: Kao CorporationInventors: Michihito Igaki, Takeshi Oka
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Patent number: 6409746Abstract: The eye pillow of the present invention has a steam-generating unit that uses chemical energy. The temperature of steam released from the surface of the eye pillow which is applied to the eyes and the area around the eyes is kept at 50° C. or lower and total weight of the eye pillow is 50 g or more. Preferably, the eye pillow has the steam-generating unit and a cooler which are attached to the eye pillow body removably. Thus, the moisture as with a steamed towel and the cold as with a cold towel can be continuously introduced to the eyes and the area around the eyes easily and safely to relieve the dry eyes, etc., while applying an appropriate pressure to the eyes and the area around the eyes.Type: GrantFiled: October 6, 2000Date of Patent: June 25, 2002Assignee: Kao CorporationInventors: Michihito Igaki, Takeshi Oka, Tadayuki Tokunaga, Shinichi Sato