Patents by Inventor Takeya ICHIYANAGI
Takeya ICHIYANAGI 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: 11111662Abstract: A flush toilet includes: a toilet main body; a rim which is provided on an upper portion of a toilet bowl of the toilet main body and which flows a flush water into the toilet bowl; and a water level detection sensor which is provided inside the rim.Type: GrantFiled: February 16, 2017Date of Patent: September 7, 2021Assignee: LIXIL CorporationInventors: Saori Ichihara, Isato Hirasawa, Tomoya Sasaki, Takeya Ichiyanagi, Sou Okuizumi, Makoto Saruta
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Patent number: 10988917Abstract: A toilet flushing device includes a first rim water pipe within which is formed a first water passage through which water flows to a first rim discharge hole, through which water is discharged to a rim part of a toilet bowl. The first rim water pipe extends from the first rim discharge hole toward a rear part of the toilet bowl, and the rear part side of the first rim water pipe is positioned lower than the first rim discharge hole.Type: GrantFiled: January 24, 2017Date of Patent: April 27, 2021Assignee: LIXIL CorporationInventors: Ken Higuchi, Takeya Ichiyanagi, Yasuhiro Kondo
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Patent number: 10450735Abstract: In a flush toilet, a base plate, in which a function unit is installed, is provided on a recessed portion formed on a rear upper surface of a toilet bowl of a toilet main body. Hole portions that are open downward are provided in the recessed portion. The base plate is provided with bottomed protrusion portions fitted into the hole portions and accommodates a part of the function unit. Flow channels are provided between the base plate and the recessed portion, so that water inside the toilet bowl is discharged to a floor surface from the flow channels from the hole portions before the water overflows.Type: GrantFiled: January 6, 2017Date of Patent: October 22, 2019Assignee: LIXIL CorporationInventors: Saori Ichihara, Isato Hirasawa, Tomoya Sasaki, Takeya Ichiyanagi, Makoto Saruta
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Publication number: 20190153712Abstract: A flush toilet includes: a toilet main body; a rim which is provided on an upper portion of a toilet bowl of the toilet main body and which flows a flush water into the toilet bowl; and a water level detection sensor which is provided inside the rim.Type: ApplicationFiled: February 16, 2017Publication date: May 23, 2019Applicant: LIXIL CorporationInventors: Saori ICHIHARA, Isato HIRASAWA, Tomoya SASAKI, Takeya ICHIYANAGI, Sou OKUIZUMI, Makoto SARUTA
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Patent number: 10294644Abstract: Afforded are: a toilet body including a toilet bowl part, a rim conduit 36, and a rim part; and a functional component mounted on an upper surface part of the toilet body, rearward of the toilet bowl part. The upper surface part includes a cut-out part formed such as to be recessed downward from the other part of the upper surface part. The functional component is disposed on the cut-out part such as to be partially positioned downward with respect to an upper surface of the rim part, and such as to be partially stuck out into the toilet bowl part from upon the cut-out part, and, on a bottom surface of the stuck-out part, the functional component is provided with a conduit forming surface serving as an upper surface of the rim conduit.Type: GrantFiled: May 15, 2017Date of Patent: May 21, 2019Assignee: LIXIL CORPORATIONInventors: Akiya Saeki, Hiroaki Watanabe, Yukihiro Inoue, Tooru Higashino, Masato Takeda, Akiya Oohira, Takeya Ichiyanagi, Yasuhiro Kondo, Hironao Inoue, Tetsuo Hata
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Publication number: 20190112798Abstract: A toilet flushing device includes a first rim water pipe within which is formed a first water passage through which water flows to a first rim discharge hole, through which water is discharged to a rim part of a toilet bowl. The first rim water pipe extends from the first rim discharge hole toward a rear part of the toilet bowl, and the rear part side of the first rim water pipe is positioned lower than the first rim discharge hole.Type: ApplicationFiled: January 24, 2017Publication date: April 18, 2019Applicant: LIXIL CorporationInventors: Ken HIGUCHI, Takeya ICHIYANAGI, Yasuhiro KONDO
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Publication number: 20190032319Abstract: In a flush toilet, a base plate, in which a function unit is installed, is provided on a recessed portion formed on a rear upper surface of a toilet bowl of a toilet main body. Hole portions that are open downward are provided in the recessed portion. The base plate is provided with bottomed protrusion portions fitted into the hole portions and accommodates a part of the function unit. Flow channels are provided between the base plate and the recessed portion, so that water inside the toilet bowl is discharged to a floor surface from the flow channels from the hole portions before the water overflows.Type: ApplicationFiled: January 6, 2017Publication date: January 31, 2019Applicant: LIXIL CorporationInventors: Saori ICHIHARA, Isato HIRASAWA, Tomoya SASAKI, Takeya ICHIYANAGI, Makoto SARUTA
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Patent number: 10136775Abstract: A toilet bowl apparatus includes: a toilet bowl main body; a functional part installed at an upper section of the toilet bowl main body; a seal member attached to at least one of the toilet bowl main body and the functional part and disposed in a gap between the toilet bowl main body and the functional part, and the seal member includes a soft seal body and an elastic body covered by the soft seal body.Type: GrantFiled: April 6, 2017Date of Patent: November 27, 2018Assignee: Lixil CorporationInventors: Saori Ichihara, Isato Hirasawa, Yasuhiro Kondo, Takeya Ichiyanagi
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Publication number: 20170290475Abstract: A toilet bowl apparatus includes: a toilet bowl main body; a functional part installed at an upper section of the toilet bowl main body; a seal member attached to at least one of the toilet bowl main body and the functional part and disposed in a gap between the toilet bowl main body and the functional part, and the seal member includes a soft seal body and an elastic body covered by the soft seal body.Type: ApplicationFiled: April 6, 2017Publication date: October 12, 2017Inventors: Saori Ichihara, Isato Hirasawa, Yasuhiro Kondo, Takeya Ichiyanagi
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Publication number: 20170247870Abstract: Afforded are: a toilet body including a toilet bowl part, a rim conduit 36, and a rim part; and a functional component mounted on an upper surface part of the toilet body, rearward of the toilet bowl part. The upper surface part includes a cut-out part formed such as to be recessed downward from the other part of the upper surface part. The functional component is disposed on the cut-out part such as to be partially positioned downward with respect to an upper surface of the rim part, and such as to be partially stuck out into the toilet bowl part from upon the cut-out part, and, on a bottom surface of the stuck-out part, the functional component is provided with a conduit forming surface serving as an upper surface of the rim conduit.Type: ApplicationFiled: May 15, 2017Publication date: August 31, 2017Applicant: LIXIL CorporationInventors: Akiya SAEKI, Hiroaki WATANABE, Yukihiro INOUE, Tooru HIGASHINO, Masato TAKEDA, Akiya OOHIRA, Takeya ICHIYANAGI, Yasuhiro KONDO, Hironao INOUE, Tetsuo HATA