Patents by Inventor Takeshi Ikegami

Takeshi Ikegami 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).

  • Publication number: 20140109843
    Abstract: An absorbent article for pet includes: a liquid permeable top surface layer, a liquid impermeable back surface layer, and an absorbent core disposed between the top surface layer and the back surface layer; the absorbent article for pet being configured to be in a belt-like shape and to be fit wrapped around a waist of a pet, in which the absorbent core includes: a belt-like absorbent core main body that extends from the first end portion side to the second end portion side in the longitudinal direction LD of the absorbent article for pet; and a first extension portion that extends outwards in a width direction from a first side edge in a central portion in the longitudinal direction of the absorbent core main body.
    Type: Application
    Filed: March 13, 2012
    Publication date: April 24, 2014
    Inventors: Daisuke Komatsubara, Takeshi Ikegami
  • Publication number: 20140107606
    Abstract: An absorbent article for pet includes: a top sheet; a back surface layer; an absorbent core; a first end portion and a second end portion opposing to each other in alongitudinal direction; a first side portion and a second side portion opposing to each other in a width direction; an engaging member disposed in the vicinity of the first end portion along the width direction of the absorbent article; a first engaged portion engageable with the engaging member and is disposed in the vicinity of the second end portion, at least at a position faceable a central portion of the engaging member and a second engaged portion engageable with the engaging member with an engagement force smaller than an engagement force of the first engaged portion with the engaging member, and is disposed at least at a position faceable one of opposite ends of the engaging member.
    Type: Application
    Filed: June 1, 2012
    Publication date: April 17, 2014
    Inventors: Daisuke Komatsubara, Takeshi Ikegami
  • Publication number: 20140096725
    Abstract: An absorbent article for pet includes: a top sheet; a back surface layer; an absorbent core, a first end portion and an opposing second end portion; side portions orthogonal to the first and the second end portion, a hook member disposed along a width direction of the absorbent article on a top sheet side in the first end portion; a first engaged portion provided on the back surface layer side in the second end portion, engageable with the hook member; folding lines extending in a longitudinal direction of the absorbent article; and a second engaged portion provided on the top sheet side in the first end portion on outer sides of the folding lines in the width direction of the absorbent article. The second engaged portion is engageable with the hook member with a smaller engagement force than that of the top sheet with the hook member.
    Type: Application
    Filed: June 1, 2012
    Publication date: April 10, 2014
    Inventors: Daisuke Komatsubara, Takeshi Ikegami
  • Publication number: 20140090608
    Abstract: An absorbent article for pet includes: a liquid permeable top surface layer; a liquid impermeable back surface layer; and an absorbent core disposed between the top and back surface layers, the absorbent article for pet being configured in a rectangular shape with a pair of end portions facing each other and a pair of side portions facing each other orthogonal to the pair of end portions, the absorbent article for pet being configured to be worn in a state of being wrapped around a waist of a pet, the absorbent article for pet further including first and second solid gather portions that are respectively disposed on the top surface layer side of the pair of side portions and uprise from the top surface layer, in which the first solid gather portion is configured to be easier to lie outward in the width direction of the absorbent article for pet.
    Type: Application
    Filed: March 13, 2012
    Publication date: April 3, 2014
    Inventors: Daisuke Komatsubara, Takeshi Ikegami
  • Publication number: 20140083372
    Abstract: An absorbent article for pet includes: a liquid permeable top surface layer; a liquid impermeable back surface layer; and an absorbent core disposed between the top and back surface layer, and configured in a rectangular shape with a first end portion and a second end portion facing each other and a pair of side portions facing each other, and in a state in which the absorbent article is wrapped around a waist of a pet, the first end portion is positioned on a pet's body side and the second end portion is detachably attached to an outer face of the first end portion, in which the absorbent article for pet further includes elastic members disposed along the longitudinal direction of the absorbent article in an extended state; and a high stiffness portion that is higher in stiffness than the second end portion is formed in the first end portion.
    Type: Application
    Filed: March 13, 2012
    Publication date: March 27, 2014
    Inventors: Daisuke Komatsubara, Takeshi Ikegami
  • Publication number: 20140076246
    Abstract: A pet diaper is equipped with a front surface layer, a back surface layer, and an absorbent layer disposed between the front surface layer and the back surface layer). The pet diaper has a back portion, an abdominal portion, and a crotch portion disposed between the back portion and the abdominal portion. The pet diaper is further equipped with: a first cut portion that is provided on the back portion and that is formed as a convex curve rounding towards the end portion of the back portion; a second cut portion that is provided closer to the crotch portion than the first cut portion and that is formed as a convex curve rounding towards the end portion of the back portion; and a first perforated portion that is formed so as to extend from the second cut portion towards the first cut portion.
    Type: Application
    Filed: March 13, 2012
    Publication date: March 20, 2014
    Inventors: Daisuke Komatsubara, Takeshi Ikegami
  • Publication number: 20140076245
    Abstract: An absorbent article for pets includes a front surface layer, a back surface layer, and an absorbent body, and is formed in a rectangular shape having a first end portion, a second end portion, and a pair of side portions. The first end portion is arranged on the body of the pet, and the second end portion side is detachably attached to the outer surface of the first end portion when worn. The absorbent article further includes an engaging member arranged on the outer surface side of the first end portion, and is engageable with the inner surface of the second end portion. A part of the outer surface of the back surface layer is formed from a member engageable with the engaging member. A low rigidity area is formed towards the second end portion side of the section on the first end portion where the engaging member is arranged.
    Type: Application
    Filed: March 13, 2012
    Publication date: March 20, 2014
    Inventors: Daisuke Komatsubara, Takeshi Ikegami
  • Patent number: 8640649
    Abstract: An animal litter box system that can be used for a long time about 3 to 10 days and can prevent the occurrence of undesirable odors is to be provided, particularly to provide a liquid-absorbing sheet used for the animal litter box system. A liquid-absorbing sheet used for an animal litter box is characterized by comprising an antimicrobial and bacteriostatic part having both an antimicrobial property and a bacteriostatic property; or both of an antimicrobial part having an antimicrobial property and a bacteriostatic part having a bacteriostatic property.
    Type: Grant
    Filed: February 16, 2010
    Date of Patent: February 4, 2014
    Assignee: Uni-Charm Corporation
    Inventors: Takayuki Matsuo, Takeshi Ikegami
  • Patent number: 8578888
    Abstract: An animal excrement disposal sheet that can reduce an area of excrement diffusing on a surface of the sheet. The animal excretion disposal sheet includes a liquid-permeable top sheet, a liquid-impermeable back sheet, and an absorbent layer disposed between the top sheet and the back surface sheet that includes a water absorbent resin and a hydrophilic fiber, in which the absorbent layer further includes a hydrophobizing agent having a higher affinity to the hydrophilic fiber than to the water absorbent resin.
    Type: Grant
    Filed: October 4, 2010
    Date of Patent: November 12, 2013
    Assignee: Uni-Charm Corporation
    Inventors: Daisuke Komatsubara, Takeshi Ikegami
  • Publication number: 20130206076
    Abstract: An animal excrement disposal sheet that can reduce an area of excrement diffusing on a surface of the sheet. The animal excretion disposal sheet includes a liquid-permeable top sheet, a liquid-impermeable back sheet, and an absorbent layer disposed between the top sheet and the back surface sheet that includes a water absorbent resin and a hydrophilic fiber, in which the absorbent layer further includes a hydrophobizing agent having a higher affinity to the hydrophilic fiber than to the water absorbent resin.
    Type: Application
    Filed: October 4, 2010
    Publication date: August 15, 2013
    Inventors: Daisuke Komatsubara, Takeshi Ikegami
  • Patent number: 8468973
    Abstract: An excretion disposal sheet for pet animals that contains fragrance adapted to develop aroma effectively masking odor of excretion. The fragrance is in the form of a powder compound wherein the fragrance includes cyclodextrin and this particulate compound is sandwiched between an upper surface of a core material and a liquid-pervious sheet in the form of tissue paper overlying the upper surface.
    Type: Grant
    Filed: August 27, 2009
    Date of Patent: June 25, 2013
    Assignee: Unicharm Corporation
    Inventors: Yasuhiro Sasano, Takeshi Ikegami
  • Patent number: 8453604
    Abstract: Animal litter is provided that causes little damage to the legs or the like of animals using a litter box and generates a small amount of ammonia. The animal litter includes a plurality of particulate matter, in which the plurality of respective particulate matter includes a group of particles configured with an inorganic porous material and an inorganic binder which binds the group of particles together, and the inorganic binder includes a non-cement solidifying agent.
    Type: Grant
    Filed: November 7, 2011
    Date of Patent: June 4, 2013
    Assignee: Uni-Charm Corporation
    Inventors: Takayuki Matsuo, Takeshi Ikegami, Kenji Hiroshima, Hiroshi Matsumoto, Hiroyuki Kameyama
  • Patent number: 8388589
    Abstract: Disclosed is a pet sheet including a backsheet, a liquid-permeable topsheet and a liquid absorbent layer which is smaller than the backsheet and disposed between the backsheet and the topsheet. The backsheet extends beyond the liquid absorbent layer to provide side regions outside the liquid absorbent layer. A hydrophilic sheet is provided above the backsheet in the side regions.
    Type: Grant
    Filed: July 11, 2008
    Date of Patent: March 5, 2013
    Assignee: Uni-Charm Corporation
    Inventors: Shinya Kaneko, Takeshi Ikegami
  • Patent number: 8327802
    Abstract: An animal litter box includes: an upper container, which having an upper opening for animals to come in and out, and a bottom portion, which allows fluid to pass through and over which particulate matter is spread; and a lower container having a lower opening provided below the bottom portion, and a holding portion for disposing a fluid absorbing sheet container in which the fluid absorbing sheet which absorbs fluid passing through the bottom portion is laid, wherein a fitting portion for fitting to an edge of a lower opening of the lower container is provided at a side or bottom of the upper container. The fitting portion is preferably a stepped portion or a concave portion.
    Type: Grant
    Filed: June 25, 2008
    Date of Patent: December 11, 2012
    Assignee: Uni-Charm Corporation
    Inventors: Takayuki Matsuo, Takeshi Ikegami, Kenji Hiroshima, Nobuaki Namikawa
  • Patent number: 8230811
    Abstract: Animal litter is provided that causes little damage to the legs or the like of animals using a litter box and generates a small amount of ammonia. The animal litter includes a plurality of particulate matter, in which the plurality of respective particulate matter includes a group of particles configured with an inorganic porous material and an inorganic binder which binds the group of particles together, and the inorganic binder includes a non-cement solidifying agent.
    Type: Grant
    Filed: May 2, 2007
    Date of Patent: July 31, 2012
    Assignee: Uni-Charm Corporation
    Inventors: Takayuki Matsuo, Takeshi Ikegami, Kenji Hiroshima, Hiroshi Matsumoto, Hiroyuki Kameyama
  • Publication number: 20120103269
    Abstract: Animal litter is provided that causes little damage to the legs or the like of animals using a litter box and generates a small amount of ammonia. The animal litter includes a plurality of particulate matter, in which the plurality of respective particulate matter includes a group of particles configured with an inorganic porous material and an inorganic binder which binds the group of particles together, and the inorganic binder includes a non-cement solidifying agent.
    Type: Application
    Filed: November 7, 2011
    Publication date: May 3, 2012
    Applicant: Uni-Charm Corporation
    Inventors: Takayuki Matsuo, Takeshi Ikegami, Kenji Hiroshima, Hiroshi Matsumoto, Hiroyuki Kameyama
  • Patent number: 8101815
    Abstract: A pet waste absorption sheet includes a liquid-impermeable backsheet, a liquid-permeable topsheet, and an absorbent core disposed between the backsheet and the topsheet. The topsheet is a resin film formed with a plurality of apertures for passage of liquid. The topsheet is bonded to the absorbent core through a hot-melt type adhesive. The hot-melt type adhesive is applied in a plurality of continuous lines including curved portions.
    Type: Grant
    Filed: February 17, 2006
    Date of Patent: January 24, 2012
    Assignee: Uni-Charm Corporation
    Inventors: Shinya Kaneko, Takeshi Ikegami
  • Patent number: 8092630
    Abstract: A method of manufacturing an absorbent article for animals is provided, wherein U-shaped fixing parts(3,30) are mounted to each side edge of a base material(20) of a diaper main body, and then separated into fixing protrusions(31) along a cutout line(41) to serve as movable parts(21,22), thereby allowing firm tightening to the crural area of hind legs and the trunk.
    Type: Grant
    Filed: December 20, 2006
    Date of Patent: January 10, 2012
    Assignee: Uni-Charm Corporation
    Inventors: Takeshi Ikegami, Kenji Hiroshima
  • Patent number: 8042489
    Abstract: The present invention provides an animal waste collection sheet effectively inhibiting the leakage of urine, the unclean appearance and the damp or chill surface without increasing the thickness and weight of the top sheet unnecessarily, thus improving the handling property thereof. For example, the animal waste collection sheet is planar and is consisted of a top sheet which is liquid permeable, a back sheet which is liquid impermeable and an absorbent sheet disposed between the top sheet and the back sheet. The top sheet is consisted of a non-woven fabric with convex and concave portions on the surface thereof. The top sheet is preferably a non-woven fabric alternately having a plurality of groove portions and a plurality of convex portions formed in a fixed direction.
    Type: Grant
    Filed: June 25, 2008
    Date of Patent: October 25, 2011
    Assignee: Uni-Charm Corporation
    Inventors: Masayuki Takahashi, Takeshi Ikegami
  • Patent number: 8042490
    Abstract: The animal waste collection sheet is planar and is consisted of a top sheet which is liquid permeable, a back sheet which is liquid impermeable and an absorbent sheet disposed between the top sheet and the back sheet. The top sheet has a high fiber density region in a thickness direction thereof, with a fiber density higher than an average fiber density of the top sheet, at least in a part of a side facing the absorbent sheet. The average fiber density is preferably in the range of 0.005 to 0.20 g/cm3, and a fiber density of the high fiber density region is preferably in the range of 0.007 to 0.25 g/cm3.
    Type: Grant
    Filed: June 25, 2008
    Date of Patent: October 25, 2011
    Assignee: Uni-Charm Corporation
    Inventors: Masayuki Takahashi, Takeshi Ikegami