Patents by Inventor Seido Biwa
Seido Biwa 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: 7985376Abstract: A measuring unit includes a quantifying section for quantifying a sample in volume, a main channel communicating with the quantifying section, an analyzing section provided in the main channel for analyzing the quantified sample, and a pressure introduction port communicating with the main channel for introducing a pressure into the main channel to transport the sample from the quantifying section to the analyzing section, wherein the analyzing section comprises at least one of an electrical characteristic measuring section for measuring an electrical characteristic of the sample and an optical characteristic measuring section for measuring an optical characteristic of the sample.Type: GrantFiled: May 31, 2006Date of Patent: July 26, 2011Assignee: Sysmex CorporationInventors: Seido Biwa, Kazunori Mototsu
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Patent number: 7964142Abstract: A sample analyzer includes a loading section in which a measuring unit is removably set, the measuring unit being adapted to receive a sample; and a control section which analyzes a signal acquired from the sample received in the measuring unit set in the loading section to provide a result of analysis of the sample; wherein the control section judges whether or not the measuring unit is properly set in the loading section.Type: GrantFiled: June 24, 2004Date of Patent: June 21, 2011Assignee: Sysmex CorporationInventors: Kazunori Mototsu, Seido Biwa
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Patent number: 7892850Abstract: An apparatus for measuring immature platelets is described that includes (a) a sample preparation unit for preparing an assay sample by adding a reagent to a blood specimen; (b) a detection unit having a semiconductor laser light source for irradiating the assay sample with laser light, and a detector for detecting optical information emitted from particles within the assay sample irradiated by laser light; and (c) a controller for differentiating and counting immature platelets based on the detected optical information. A method for measuring immature platelets is also described.Type: GrantFiled: July 1, 2004Date of Patent: February 22, 2011Assignee: Sysmex CorporationInventors: Shinichiro Oguni, Seido Biwa
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Patent number: 7487061Abstract: A sample analyzer includes a marking unit containing a marker for marking a container containing a sample, and a controller for controlling the marking unit based on sample information. A sample analyzing method includes a) providing a container containing a sample, b) obtaining the sample from the container, c) detecting a signal from the obtained sample, d) analyzing the detected signal, e) determining whether marking the container is needed or not based on sample information; and f) automatically marking the container if marking is needed.Type: GrantFiled: May 20, 2003Date of Patent: February 3, 2009Assignee: Sysmex CorporationInventor: Seido Biwa
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Publication number: 20060216213Abstract: A measuring unit includes a quantifying section for quantifying a sample in volume, a main channel communicating with the quantifying section, an analyzing section provided in the main channel for analyzing the quantified sample, and a pressure introduction port communicating with the main channel for introducing a pressure into the main channel to transport the sample from the quantifying section to the analyzing section, wherein the analyzing section comprises at least one of an electrical characteristic measuring section for measuring an electrical characteristic of the sample and an optical characteristic measuring section for measuring an optical characteristic of the sample.Type: ApplicationFiled: May 31, 2006Publication date: September 28, 2006Inventors: Seido Biwa, Kazunori Mototsu
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Publication number: 20050024644Abstract: A sample analyzer includes a loading section in which a measuring unit is removably set, the measuring unit being adapted to receive a sample; and a control section which analyzes a signal acquired from the sample received in the measuring unit set in the loading section to provide a result of analysis of the sample; wherein the control section judges whether or not the measuring unit is properly set in the loading section.Type: ApplicationFiled: June 24, 2004Publication date: February 3, 2005Inventors: Kazunori Mototsu, Seido Biwa
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Publication number: 20050002826Abstract: An apparatus for measuring immature platelets is described that includes (a) a sample preparation unit for preparing an assay sample by adding a reagent to a blood specimen; (b) a detection unit having a semiconductor laser light source for irradiating the assay sample with laser light, and a detector for detecting optical information emitted from particles within the assay sample irradiated by laser light; and (c) a controller for differentiating and counting immature platelets based on the detected optical information. A method for measuring immature platelets is also described.Type: ApplicationFiled: July 1, 2004Publication date: January 6, 2005Inventors: Shinichiro Oguni, Seido Biwa
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Patent number: 6772650Abstract: An automatic sample analyzer includes: a pipette, a pipette driving device which moves the pipette to a sample vessel present in a predetermined position to cause the pipette to suck up a sample from the sample vessel, and then moves the pipette to an open vessel provided in another predetermined position to cause the pipette to discharge the sample into the open vessel, and an analyzing section for analyzing the discharged sample, the pipette driving device comprising a vertically movable main arm and an elongated guide arm cantilevered by the main arm and extending horizontally, the guide arm having a smaller flexural rigidity than the main arm, wherein the main arm vertically moves the pipette when the sample is to be sucked up from the sample vessel, and the guide arm guides the pipette to the open vessel and then vertically moves the pipette when the sample is to be discharged into the open vessel.Type: GrantFiled: September 6, 2002Date of Patent: August 10, 2004Assignee: Sysmex CorporationInventors: Yasuhiro Ohyama, Kazuyuki Sakurai, Yoichi Nakamura, Noriyoshi Yoshida, Kazutoshi Tokunaga, Kouji Kasuya, Eiji Tanoshima, Toshihiro Kubota, Takaaki Nagai, Shuhei Kaneko, Masaharu Shibata, Seido Biwa, Toshihiro Ootani
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Publication number: 20030220761Abstract: A sample analyzer includes a marking unit containing a marker for marking a container containing a sample, and a controller for controlling the marking unit based on sample information. A sample analyzing method includes a) providing a container containing a sample, b) obtaining the sample from the container, c) detecting a signal from the obtained sample, d) analyzing the detected signal, e) determining whether marking the container is needed or not based on sample information; and f) automatically marking the container if marking is needed.Type: ApplicationFiled: May 20, 2003Publication date: November 27, 2003Applicant: Sysmex CorporationInventor: Seido Biwa
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Publication number: 20030070498Abstract: An automatic sample analyzer includes: a pipette, a pipette driving device which moves the pipette to a sample vessel present in a predetermined position to cause the pipette to suck up a sample from the sample vessel, and then moves the pipette to an open vessel provided in another predetermined position to cause the pipette to discharge the sample into the open vessel, and an analyzing section for analyzing the discharged sample, the pipette driving device comprising a vertically movable main arm and an elongated guide arm cantilevered by the main arm and extending horizontally, the guide arm having a smaller flexural rigidity than the main arm, wherein the main arm vertically moves the pipette when the sample is to be sucked up from the sample vessel, and the guide arm guides the pipette to the open vessel and then vertically moves the pipette when the sample is to be discharged into the open vessel.Type: ApplicationFiled: September 6, 2002Publication date: April 17, 2003Inventors: Yasuhiro Ohyama, Kazuyuki Sakurai, Yoichi Nakamura, Noriyoshi Yoshida, Kazutoshi Tokunaga, Kouji Kasuya, Eiji Tanoshima, Toshihiro Kubota, Takaaki Nagai, Shuhei Kaneko, Masaharu Shibata, Seido Biwa, Toshihiro Ootani
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Publication number: 20020172617Abstract: A measuring unit includes a quantifying section for quantifying a sample in volume, a main channel communicating with the quantifying section, an analyzing section provided in the main channel for analyzing the quantified sample, and a pressure introduction port communicating with the main channel for introducing a pressure into the main channel to transport the sample from the quantifying section to the analyzing section, wherein the analyzing section comprises at least one of an electrical characteristic measuring section for measuring an electrical characteristic of the sample and an optical characteristic measuring section for measuring an optical characteristic of the sample.Type: ApplicationFiled: May 15, 2002Publication date: November 21, 2002Inventors: Seido Biwa, Kazunori Mototsu