Patents by Inventor Kenji Hiroshima

Kenji Hiroshima 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).

  • Patent number: 8020523
    Abstract: An absorbent article for an animal has an interior surface for facing the animal and an exterior surface opposite the interior surface. The absorbent article includes an abdomen part for facing the abdomen of the animal and a back part for facing the back of the animal. Two engaging members, which are capable of being removably secured to the exterior surface of the back part, are provided on each side of the abdomen part and spaced apart from each other in a longitudinal direction along which the abdomen and back parts are arranged.
    Type: Grant
    Filed: February 10, 2006
    Date of Patent: September 20, 2011
    Assignee: Uni-Charm Corporation
    Inventors: Takeshi Ikegami, Kenji Hiroshima
  • Patent number: 7987818
    Abstract: To provide a movable hood which can be opened and closed smoothly even though a distance between the movable hood and a fixed hood is reduced. An animal litter box 1 comprises an evacuation container 2; and a hood 3, the hood 3 having a fixed hood 31, a movable hood 32, and a pair of connecting portions, wherein the movable hood 32 is configured to be moved rotatably outside or inside the fixed hood 31 in the state that an end edge is proximal to the fixed hood 31 with maintaining a prescribed distance, and wherein at least one of the fixed hood 31 and the movable hood 32 is provided with a convex restricting portion 6 which prevents a distance between an end edge on at least the one end of the movable hood 32 and the fixed hood 31 from being less than the prescribed distance.
    Type: Grant
    Filed: September 17, 2010
    Date of Patent: August 2, 2011
    Assignee: Uni-Charm Corporation
    Inventors: Takayuki Matsuo, Takeshi Ikegami, Kenji Hiroshima, Nobuaki Namikawa
  • Publication number: 20110017143
    Abstract: Disclosed is a litter for animals, which can reduce the amount of ammonia generated from a urine excreted from an animal. Specifically disclosed is a litter for animals, which comprises multiple granules, wherein each of the granules comprises: particles each comprising an inorganic porous material; silica gel; and an inorganic binder for integrally binding the particles and silica gel to each other.
    Type: Application
    Filed: November 20, 2008
    Publication date: January 27, 2011
    Applicant: Uni-Charm Petcare Corporation
    Inventors: Takayuki Matsuo, Takeshi Ikegami, Kenji Hiroshima, Hiroshi Matsumoto, Hiroyuki Kameyama
  • Publication number: 20110000435
    Abstract: To provide a movable hood which can be opened and closed smoothly even though a distance between the movable hood and a fixed hood is reduced. An animal litter box 1 comprises an evacuation container 2; and a hood 3, the hood 3 having a fixed hood 31, a movable hood 32, and a pair of connecting portions, wherein the movable hood 32 is configured to be moved rotatably outside or inside the fixed hood 31 in the state that an end edge is proximal to the fixed hood 31 with maintaining a prescribed distance, and wherein at least one of the fixed hood 31 and the movable hood 32 is provided with a convex restricting portion 6 which prevents a distance between an end edge on at least the one end of the movable hood 32 and the fixed hood 31 from being less than the prescribed distance.
    Type: Application
    Filed: September 17, 2010
    Publication date: January 6, 2011
    Applicant: UNI-CHARM PETCARE CORPORATION
    Inventors: Takayuki MATSUO, Takeshi IKEGAMI, Kenji HIROSHIMA, Nobuaki NAMIKAWA
  • Patent number: 7856945
    Abstract: An animal litter box having a movable hood can be used both in the open state and the closed state, and the movable hood can be compactly accommodated in the open state. The animal litter box includes an evacuation container and a hood, the hood having a fixed hood, a movable hood, and a pair of connecting portions. On the movable hood, an opening is provided to a front surface of the movable hood, wherein, the movable hood is rotatably movable with the movable hood 32 being located outside of the fixed hood, and wherein, when the movable hood is in the open state, the movable hood covers an outside of the fixed hood.
    Type: Grant
    Filed: May 7, 2008
    Date of Patent: December 28, 2010
    Assignee: Uni-Charm Corporation
    Inventors: Takayuki Matsuo, Takeshi Ikegami, Kenji Hiroshima
  • Patent number: 7849818
    Abstract: To provide an animal litter box that is easy to clean and whose setup space is not large. An animal litter box equipped with an excreta container; a lower container; and a hood, the hood has a fixed hood at a backside; a movable hood disposed at a front side; and a pair of linking portions. The movable hood is formed with an opening. When the movable hood is changed from a closed state to an opened state, the protruding height T3 that is the difference of the height T1 of the highest portion in the track of movement of the movable hood and the height T2 of the highest portion of the animal litter box when the movable hood is in a closed state is lower than the height T4 of the movable hood.
    Type: Grant
    Filed: June 25, 2008
    Date of Patent: December 14, 2010
    Assignee: Uni-Charm Corporation
    Inventors: Takayuki Matsuo, Takeshi Ikegami, Kenji Hiroshima
  • Patent number: 7832357
    Abstract: An animal litter box includes an evacuation container and a hood, the hood having a fixed hood, a movable hood, and a pair of connecting portions. The movable hood is configured to be moved rotatably either outside or inside the fixed hood such that an end edge of the movable hood is proximal to the fixed hood while maintaining a prescribed distance at least one of the fixed hood 31 and the movable hood is provided with a convex restricting portion which prevents a distance between an end edge on at least the one end of the movable hood 32 and the fixed hood 31 from being less than the prescribed distance.
    Type: Grant
    Filed: May 8, 2008
    Date of Patent: November 16, 2010
    Assignee: Uni-Charm Petcare Corporation
    Inventors: Takayuki Matsuo, Takeshi Ikegami, Kenji Hiroshima, Nobuaki Namikawa
  • Publication number: 20100224133
    Abstract: An excrement disposal sheet that inhibits an unsanitary appearance thereof to thereby prevent any unnecessary replacement of excrement disposal sheet and thus allow the user to prolong the period of use of excrement disposal sheet; and an animal toilet utilizing the same. The excrement disposal sheet (1) is placed within a toilet vessel body adapted for animal incomings and outgoings for egestion of excrements at a location allowing absorption of animal excrements and at a location substantially free from animal load. The excrement disposal sheet (1) comprises a surface sheet (11), a backside sheet (12) and, interposed therebetween, an absorbent sheet (13). The absorbent sheet (13) has at least an absorbent layer of 100 to 600 g/m2 basis weight and, dispersed therein, a highly absorbent resin (133).
    Type: Application
    Filed: July 2, 2008
    Publication date: September 9, 2010
    Applicant: UNI-CHARM PETCARE CORPORATION
    Inventors: Kenji Hiroshima, Takayuki Matsuo, Takeshi Ikegami
  • Publication number: 20090211532
    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: May 2, 2007
    Publication date: August 27, 2009
    Inventors: Takayuki Matsuo, Takeshi Ikegami, Kenji Hiroshima, Hiroshi Matsumoto, Hiroyuki Kameyama
  • Publication number: 20090000559
    Abstract: An animal litter box includes an evacuation container and a hood, the hood having a fixed hood, a movable hood, and a pair of connecting portions. The movable hood is configured to be moved rotatably either outside or inside the fixed hood such that an end edge of the movable hood is proximal to the fixed hood while maintaining a prescribed distance at least one of the fixed hood 31 and the movable hood is provided with a convex restricting portion which prevents a distance between an end edge on at least the one end of the movable hood 32 and the fixed hood 31 from being less than the prescribed distance.
    Type: Application
    Filed: May 8, 2008
    Publication date: January 1, 2009
    Applicant: Uni-Charm Petcare Corporation
    Inventors: Takayuki Matsuo, Takeshi Ikegami, Kenji Hiroshima, Nobuaki Namikawa
  • Publication number: 20090000560
    Abstract: An animal litter box having a movable hood can be used both in the open state and the closed state, and the movable hood can be compactly accommodated in the open state. The animal litter box includes an evacuation container and a hood, the hood having a fixed hood, a movable hood, and a pair of connecting portions. On the movable hood, an opening is provided to a front surface of the movable hood, wherein, the movable hood is rotatably movable with the movable hood 32 being located outside of the fixed hood, and wherein, when the movable hood is in the open state, the movable hood covers an outside of the fixed hood.
    Type: Application
    Filed: May 7, 2008
    Publication date: January 1, 2009
    Applicant: Uni-Charm Petcare Corporation
    Inventors: Takayuki Matsuo, Takeshi Ikegami, Kenji Hiroshima
  • Publication number: 20090000558
    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: Application
    Filed: June 25, 2008
    Publication date: January 1, 2009
    Applicant: Uni-Charm Petcare Corporation
    Inventors: Takayuki Matsuo, Takeshi Ikegami, Kenji Hiroshima, Nobuaki Namikawa
  • Publication number: 20090000556
    Abstract: To provide an animal litter box that is easy to clean and whose setup space is not large. An animal litter boxequipped with an excreta container; a lower container; and a hood, the hood has a fixed hood at a backside; a movable hood disposed at a front side; and a pair of linking portions. The movable hood is formed with an opening. When the movable hood is changed from a closed state to an opened state, the protruding height T3 that is the difference of the height T1 of the highest portion in the track of movement of the movable hood and the height T2 of the highest portion of the animal litter box when the movable hood is in a closed state is lower than the height T4 of the movable hood.
    Type: Application
    Filed: June 25, 2008
    Publication date: January 1, 2009
    Applicant: Uni-Charm Petcare Corporation
    Inventors: Takayuki Matsuo, Takeshi Ikegami, Kenji Hiroshima
  • Publication number: 20070149941
    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: Application
    Filed: December 20, 2006
    Publication date: June 28, 2007
    Applicant: UNI-CHARM PETCARE CORPORATION
    Inventors: Takeshi IKEGAMI, Kenji HIROSHIMA
  • Publication number: 20060217678
    Abstract: An absorbent article for an animal has an interior surface for facing the animal and an exterior surface opposite the interior surface. The absorbent article includes an abdomen part for facing the abdomen of the animal and a back part for facing the back of the animal. Two engaging members, which are capable of being removably secured to the exterior surface of the back part, are provided on each side of the abdomen part and spaced apart from each other in a longitudinal direction along which the abdomen and back parts are arranged.
    Type: Application
    Filed: February 10, 2006
    Publication date: September 28, 2006
    Applicant: Uni-Charm Petcare Corporation
    Inventors: Takeshi Ikegami, Kenji Hiroshima