Patents by Inventor Kumiko Nitta
Kumiko Nitta 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: 10900155Abstract: An instrument for making a ribbon embellishment is provided. The instrument is made up of a ring-shaped plate, and a plurality of extensions each extending from the ring-shaped plate toward the center of the circular plate. The plurality of extensions include a first extension, a second extension and a third extension, and the first extension has a first surface and a second surface opposite to the first surface. In plan view, the second extension faces the first surface of the first extension, and the third extension faces the second surface of the first extension.Type: GrantFiled: May 2, 2017Date of Patent: January 26, 2021Assignee: CLOVER MFG. CO., LTD.Inventor: Kumiko Nitta
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Patent number: 10233575Abstract: An assisting tool is provided for making a tufted ornament having a bunch of threads. The assisting tool includes a first frame and a second frame that form a generally rectangular shape when assembled. The first and second frames have first and second thread hanging portions, respectively, that are spaced apart from each other in a first direction. Each thread hanging portion extends in a second direction perpendicular to the first direction. The assisting tool further includes a length adjuster for adjustably varying the length in the first direction from the first thread hanging portion to the second thread hanging portion by allowing the first and second frames to slide toward or away from each other.Type: GrantFiled: May 16, 2016Date of Patent: March 19, 2019Assignee: CLOVER MFG. CO., LTD.Inventors: Kumiko Nitta, Katsuhiko Ozeki
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Patent number: 10072360Abstract: A yarn twisting device is simple in structure but capable of easily producing twisted yarn made of a plurality of yarn pieces twisted together. The yarn twisting device includes: a case; an operation wheel rotatably supported by the case so that an outer circumference of the operation wheel is partly exposed outside the case; and a plurality of yarn holding shafts supported by the case so as to protrude from one surface of the case and that axially rotate with the rotation of the operation wheel in the same direction.Type: GrantFiled: May 12, 2016Date of Patent: September 11, 2018Assignee: CLOVER MFG. CO., LTD.Inventor: Kumiko Nitta
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Publication number: 20170335497Abstract: An instrument for making a ribbon embellishment is provided. The instrument is made up of a ring-shaped plate, and a plurality of extensions each extending from the ring-shaped plate toward the center of the circular plate. The plurality of extensions include a first extension, a second extension and a third extension, and the first extension has a first surface and a second surface opposite to the first surface. In plan view, the second extension faces the first surface of the first extension, and the third extension faces the second surface of the first extension.Type: ApplicationFiled: May 2, 2017Publication date: November 23, 2017Inventor: Kumiko NITTA
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Patent number: 9506171Abstract: A bead weaving tool includes a plate member having a planar bead mounting surface for bead placement. The plate member has a pair of thread holding portions mutually spaced across the bead mounting surface for holding a plurality of threads separately. The plate member also has a pair of thread support walls protruding from the bead mounting surface at positions close to the thread holding portions, respectively. To hook one end and the other end of the respective threads, first and second thread hanging portions are provided.Type: GrantFiled: May 5, 2015Date of Patent: November 29, 2016Assignee: CLOVER MFG. CO., LTD.Inventors: Kumiko Nitta, Mariko Yamaguchi
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Publication number: 20160340807Abstract: An assisting tool is provided for making a tufted ornament having a bunch of threads. The assisting tool includes a first frame and a second frame that form a generally rectangular shape when assembled. The first and second frames have first and second thread hanging portions, respectively, that are spaced apart from each other in a first direction. Each thread hanging portion extends in a second direction perpendicular to the first direction. The assisting tool further includes a length adjuster for adjustably varying the length in the first direction from the first thread hanging portion to the second thread hanging portion by allowing the first and second frames to slide toward or away from each other.Type: ApplicationFiled: May 16, 2016Publication date: November 24, 2016Inventors: Kumiko NITTA, Katsuhiko OZEKI
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Publication number: 20160340808Abstract: A yarn twisting device is simple in structure but capable of easily producing twisted yarn made of a plurality of yarn pieces twisted together. The yarn twisting device includes: a case; an operation wheel rotatably supported by the case so that an outer circumference of the operation wheel is partly exposed outside the case; and a plurality of yarn holding shafts supported by the case so as to protrude from one surface of the case and that axially rotate with the rotation of the operation wheel in the same direction.Type: ApplicationFiled: May 12, 2016Publication date: November 24, 2016Inventor: Kumiko NITTA
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Patent number: 9441320Abstract: A cloth presser includes a grip portion, a first press end and a second press end. The grip portion is elongated, having a straight longitudinal axis. The first press end and the second press end are spaced apart from each other, with the grip portion intervening between the first press end and the second press end. The first press end is configured to make point contact with an object such as a piece of cloth, and the second press end is configured to make surface contact with the object.Type: GrantFiled: October 9, 2014Date of Patent: September 13, 2016Assignee: CLOVER MFG. CO., LTD.Inventors: Kumiko Nitta, Chihiro Iwasaki
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Publication number: 20150337466Abstract: A bead weaving tool includes a plate member having a planar bead mounting surface for bead placement. The plate member has a pair of thread holding portions mutually spaced across the bead mounting surface for holding a plurality of threads separately. The plate member also has a pair of thread support walls protruding from the bead mounting surface at positions close to the thread holding portions, respectively. To hook one end and the other end of the respective threads, first and second thread hanging portions are provided.Type: ApplicationFiled: May 5, 2015Publication date: November 26, 2015Inventors: Kumiko NITTA, Mariko YAMAGUCHI
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Publication number: 20150107504Abstract: A cloth presser includes a grip portion, a first press end and a second press end. The grip portion is elongated, having a straight longitudinal axis. The first press end and the second press end are spaced apart from each other, with the grip portion intervening between the first press end and the second press end. The first press end is configured to make point contact with an object such as a piece of cloth, and the second press end is configured to make surface contact with the object.Type: ApplicationFiled: October 9, 2014Publication date: April 23, 2015Inventors: Kumiko NITTA, Chihiro IWASAKI
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Patent number: 5502033Abstract: A compound having antimicrobial activity of the following general formula: ##STR1## wherein R.sup.1 is hydrogen or hydroxy, R.sup.2 is hydrogen or hydroxy, R.sup.3 is hydroxy or hydroxysulfonyloxy, with proviso that when R.sup.1 is hydrogen, R.sup.2 is hydrogen, or a phamaceutically acceptable salt thereof. The compound can be used in a method for treating infectious diseases caused by pathogenic microorganism.Type: GrantFiled: March 28, 1994Date of Patent: March 26, 1996Assignee: Fujisawa Pharmaceutical Co., Ltd.Inventors: Toshiro Iwamoto, Akihiko Fujie, Kumiko Nitta, Yasuhisa Tsurumi, Nobuharu Shigematsu, Chiyoshi Kasahara, Motohiro Hino, Masakuni Okuhara
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Patent number: 5376634Abstract: A polypeptide compound having antimicrobial activity of the following general formula: ##STR1## wherein R.sup.1 is hydrogen or acyl group, R.sup.2 is hydroxy or acyloxy,R.sup.3 is hydroxysulfonyloxy, andR.sup.4 is hydrogen or carbamoyl,with proviso thatR.sup.1 is not palmitoyl, when R.sup.2 is hydroxy,R.sup.3 is hydroxysulfonyloxy andR.sup.4 is carbamoyl,and a pharmaceutically acceptable salt thereof.Type: GrantFiled: June 17, 1991Date of Patent: December 27, 1994Assignee: Fujisawa Pharmaceutical Co., Ltd.Inventors: Toshiro Iwamoto, Akihiko Fujie, Kumiko Nitta, Yasuhisa Tsurumi, Nobuharu Shigematsu, Chiyoshi Kasahara, Motohiro Hino, Masakuni Okuhara, Kazuo Sakane, Kohji Kawabata, Hidenori Ohki
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Patent number: 5061730Abstract: This invention relates to new carboxylic acid derivatives of the formula: ##STR1## wherein R.sup.1 is hydrogen, lower alkyl or aryl, and pharmaceutically acceptable salt thereof which inhibit activity of DHP-I, to a process for preparing them and to an antibacterial composition comprising them and carbapenem antibiotics.Type: GrantFiled: January 14, 1988Date of Patent: October 29, 1991Assignee: Fujisawa Pharmaceutical Co., Ltd.Inventors: Itsuo Uchida, Hiroshi Hatanaka, Kumiko Nitta, Seiji Hashimoto, Masakuni Okuhara, Hidetsugu Murai, Masashi Hashimoto
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Patent number: H1638Abstract: A pharmaceutical composition comprising an amount of a polypeptide of the formula: ##STR1## wherein R.sup.1 is hydrogen or an acyl group, R.sup.2 is hydroxy or an acyloxy group, R.sup.3 is hydrogen, hydroxy or hydroxysulfonyloxy, R.sup.4 is hydrogen or carbamoyl, and R.sup.5 and R.sup.6 are each hydrogen or hydroxy, with the proviso that (i) R.sup.2 is acyloxy when R.sup.3 is hydrogen, and (ii) R.sup.5 is hydrogen when R.sup.6 is hydrogen, or a pharmaceutically acceptable salt thereof, is useful in the prevention or treatment of Pneumocystis carinii infection.Type: GrantFiled: September 26, 1994Date of Patent: March 4, 1997Inventors: Takahisa Furuta, Toshiro Iwamoto, Akihiko Fujie, Kumiko Nitta, Yasuhisa Tsurumi, Nobuharu Shigematsu, Chiyoshi Kasahara, Motohiro Hino, Masakuni Okuhara
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Patent number: D730412Type: GrantFiled: January 21, 2014Date of Patent: May 26, 2015Assignee: CLOVER MFG. CO., LTD.Inventor: Kumiko Nitta
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Patent number: D730606Type: GrantFiled: January 21, 2014Date of Patent: May 26, 2015Assignee: CLOVER MFG. CO., LTD.Inventors: Kumiko Nitta, Chihiro Iwasaki
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Patent number: D848870Type: GrantFiled: October 18, 2017Date of Patent: May 21, 2019Assignee: CLOVER MFG. CO., LTD.Inventors: Kumiko Nitta, Katsuhiko Ozeki