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).
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Publication number: 20090000558Abstract: 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: ApplicationFiled: June 25, 2008Publication date: January 1, 2009Applicant: Uni-Charm Petcare CorporationInventors: Takayuki Matsuo, Takeshi Ikegami, Kenji Hiroshima, Nobuaki Namikawa
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Publication number: 20090000556Abstract: 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: ApplicationFiled: June 25, 2008Publication date: January 1, 2009Applicant: Uni-Charm Petcare CorporationInventors: Takayuki Matsuo, Takeshi Ikegami, Kenji Hiroshima
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Publication number: 20090000561Abstract: 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: ApplicationFiled: June 25, 2008Publication date: January 1, 2009Applicant: Uni-Charm Petcare CorporationInventors: Masayuki Takahashi, Takeshi Ikegami
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Patent number: 7467600Abstract: Provided is a litter, related to litter used for animal litter, which suppresses odors due to excretory substances remaining in litter and litter container using thereof. This animal litter comprises a plurality of granular materials, one part of a surface thereof comprising first granular material having water-shedding properties and second granular material having liquid-absorbing properties.Type: GrantFiled: August 22, 2005Date of Patent: December 23, 2008Assignee: Uni-Charm Petcare CorporationInventors: Takeshi Ikegami, Takayuki Matsuo, Shingo Shimizu
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Publication number: 20080271679Abstract: 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: ApplicationFiled: July 11, 2008Publication date: November 6, 2008Applicant: Unicharm Petcare corporationInventors: Shinya KANEKO, Takeshi Ikegami
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Publication number: 20080191195Abstract: According to the nitride semiconductor device with the active layer made of the multiple quantum well structure of the present invention, the performance of the multiple quantum well structure can be brought out to intensify the luminous output thereof thereby contributing an expanded application of the nitride semiconductor device.Type: ApplicationFiled: March 12, 2008Publication date: August 14, 2008Applicant: NICHIA CORPORATIONInventors: Koji TANIZAWA, Tomotsugu MITANI, Yoshinori NAKAGAWA, Hironori TAKAGI, Hiromitsu MARUI, Yoshikatsu FUKUDA, Takeshi IKEGAMI
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Patent number: 7402838Abstract: According to the nitride semiconductor device with the active layer made of the multiple quantum well structure of the present invention, the performance of the multiple quantum well structure can be brought out to intensify the luminous output thereof thereby contributing an expanded application of the nitride semiconductor device. In the nitride semiconductor device comprises an n-region having a plurality of nitride semiconductor films, a p-region having a plurality of nitride semiconductor films, and an active layer interposed therebetween, a multi-film layer with two kinds of the nitride semiconductor films is formed in at least one of the n-region or the p-region.Type: GrantFiled: November 16, 2006Date of Patent: July 22, 2008Assignee: Nichia CorporationInventors: Koji Tanizawa, Tomotsugu Mitani, Yoshinori Nakagawa, Hironori Takagi, Hiromitsu Marui, Yoshikatsu Fukuda, Takeshi Ikegami
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Patent number: 7387085Abstract: Animal litter includes a plurality of granular materials, each having a water-shedding part and a liquid-absorbing part.Type: GrantFiled: August 18, 2005Date of Patent: June 17, 2008Assignee: Uni-Charm Petcare CorporationInventors: Takeshi Ikegami, Takayuki Matsuo, Shingo Shimizu
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Patent number: 7380519Abstract: A pet litter box includes a litter container for storing liquid-passing litter and a liquid-absorbing sheet tray for holding a liquid-absorbing sheet. The front-back direction of the liquid-absorbing sheet can be changed without removing the liquid-absorbing sheet from the tray. The pet litter box includes a litter box main body having an opening from which pets enter. The litter box main body includes a litter container for storing liquid-passing litter formed of plural of granular materials provided therein, a liquid-absorbing sheet placed below the litter container for absorbing the liquid passing through the litter, and a liquid-absorbing sheet tray for holding the liquid-absorbing sheet. The liquid absorbing sheet tray can be withdrawn and removed from the front of the litter box main body and reversible in the front-back direction.Type: GrantFiled: June 23, 2006Date of Patent: June 3, 2008Assignee: Uni-Charm Petcare CorporationInventors: Takeshi Ikegami, Takayuki Matsuo
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Publication number: 20080012174Abstract: 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 has a chemical solution containing at least one component selected from the group consisting of perfume, deodorant, and sterilant.Type: ApplicationFiled: June 13, 2007Publication date: January 17, 2008Applicant: UNI-CHARM PETCARE CORPORATIONInventors: Masayuki Takahashi, Shinya Kaneko, Takeshi Ikegami
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Publication number: 20070149941Abstract: 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: ApplicationFiled: December 20, 2006Publication date: June 28, 2007Applicant: UNI-CHARM PETCARE CORPORATIONInventors: Takeshi IKEGAMI, Kenji HIROSHIMA
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Patent number: 7195618Abstract: The present invention provides a diaper for a male pet which is not displaced even when the diaper is fitted on a male pet for a long time and can cover a urethral opening of the male pet and can surely capture urine or the like.Type: GrantFiled: November 23, 2004Date of Patent: March 27, 2007Assignee: Uni-Charm Petcare CorporationInventor: Takeshi Ikegami
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Publication number: 20070063207Abstract: According to the nitride semiconductor device with the active layer made of the multiple quantum well structure of the present invention, the performance of the multiple quantum well structure can be brought out to intensify the luminous output thereof thereby contributing an expanded application of the nitride semiconductor device.Type: ApplicationFiled: November 16, 2006Publication date: March 22, 2007Inventors: Koji Tanizawa, Tomotsugu Mitani, Yoshinori Nakagawa, Hironori Takagi, Hiromitsu Marui, Yoshikatsu Fukuda, Takeshi Ikegami
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Patent number: 7193246Abstract: According to the nitride semiconductor device with the active layer made of the multiple quantum well structure of the present invention, the performance of the multiple quantum well structure can be brought out to intensify the luminous output thereof thereby contributing an expanded application of the nitride semiconductor device. In the nitride semiconductor device comprises an n-region having a plurality of nitride semiconductor films, a p-region having a plurality of nitride semiconductor films, and an active layer interposed therebetween, a multi-film layer with two kinds of the nitride semiconductor films is formed in at least one of the n-region or the p-region.Type: GrantFiled: March 10, 1999Date of Patent: March 20, 2007Assignee: Nichia CorporationInventors: Koji Tanizawa, Tomotsugu Mitani, Yoshinori Nakagawa, Hironori Takagi, Hiromitsu Marui, Yoshikatsu Fukuda, Takeshi Ikegami
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Publication number: 20060288948Abstract: A pet litter box includes a litter container for storing liquid-passing litter and a liquid-absorbing sheet tray for holding a liquid-absorbing sheet. The front-back direction of the liquid-absorbing sheet can be changed without removing the liquid-absorbing sheet from the tray. A pet litter box comprises a litter box main body having an opening from which pets enter. The litter box main body comprises a litter container for storing liquid-passing litter formed of plural of granular materials provided therein, a liquid-absorbing sheet placed below the litter container for absorbing the liquid passing through the litter, and a liquid-absorbing sheet tray for holding the liquid-absorbing sheet. The liquid absorbing sheet tray can be withdrawn and removed from the front of the litter box main body and reversible in the front-back direction.Type: ApplicationFiled: June 23, 2006Publication date: December 28, 2006Applicant: UNI-CHARM PETCARE CORPORATIONInventors: Takeshi IKEGAMI, Takayuki MATSUO
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Patent number: 7131396Abstract: An animal toilet is provided that can be cleaned easily, particularly an animal toilet that allows liquid such as urine evacuated therein to move to a liquid-absorbing sheet efficiently. The animal toilet includes a dripping container having an opening for an animal entering and exiting, and a liquid penetrating bottom part on which liquid is dispersed; and a liquid-absorbing sheet holder placed under the bottom part of the dripping container on which a liquid-absorbing sheet is placed, in which the bottom part of the dripping container has a liquid leading part formed by connected arches on a side facing the liquid-absorbing sheet.Type: GrantFiled: February 3, 2006Date of Patent: November 7, 2006Assignee: Uni-Charm Petcare CorporationInventors: Takayuki Matsuo, Takeshi Ikegami
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Publication number: 20060217678Abstract: 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: ApplicationFiled: February 10, 2006Publication date: September 28, 2006Applicant: Uni-Charm Petcare CorporationInventors: Takeshi Ikegami, Kenji Hiroshima
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Publication number: 20060200104Abstract: 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: ApplicationFiled: February 17, 2006Publication date: September 7, 2006Applicant: Uni-Charm Petcare CorporationInventors: Shinya Kaneko, Takeshi Ikegami
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Publication number: 20060200105Abstract: 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 has a chemical solution containing at least one component selected from the group consisting of perfume, deodorant, and sterilant.Type: ApplicationFiled: January 9, 2006Publication date: September 7, 2006Applicant: UNI-CHARM PETCARE CORPORATIONInventors: Masayuki Takahashi, Shinya Kaneko, Takeshi Ikegami
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Publication number: 20060124068Abstract: An animal litter box is to be provided that can be cleaned easily and can reduce the number of time to change an animal litter, particularly an animal litter box that allows liquid such as urine evacuated onto the granular materials to move to a liquid-absorbing sheet efficiently. An animal litter box includes a granular material container having an opening for an animal going in and out, and a liquid penetrating bottom part on which granular materials are dispersed; and a liquid-absorbing sheet holder placed under the bottom part of the granular material container on which a liquid-absorbing sheet is placed, wherein the bottom part of the granular material container has a liquid leading part formed by connected arches on a side facing the liquid-absorbing sheet.Type: ApplicationFiled: February 3, 2006Publication date: June 15, 2006Inventors: Takayuki Matsuo, Takeshi Ikegami