Patents by Inventor Takahito MIHARA

Takahito MIHARA 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: 11965817
    Abstract: Disclosed is a cell classification method, to be executed by an analyzer, for classifying cells contained in a specimen, including: preparing a first measurement sample by treating a specimen under a first preparation condition; obtaining a first signal from the prepared first measurement sample; classifying, by using the first signal, cells contained in the first measurement sample; preparing a second measurement sample by treating the specimen under a second preparation condition different from the first preparation condition; obtaining a second signal from the prepared second measurement sample; classifying, by using the second signal, cells contained in the second measurement sample; and comparing a result of the cell classification performed by using the first signal and a result of the cell classification performed by using the second signal, with each other, and outputting an analysis result including a number of cells on the basis of a result of the comparison.
    Type: Grant
    Filed: March 4, 2021
    Date of Patent: April 23, 2024
    Assignee: SYSMEX CORPORATION
    Inventors: Yuki Shida, Yukiko Nakamura, Ken Nishikawa, Kota Misawa, Hikaru Onoue, Takaaki Nagai, Masaki Abe, Takahito Mihara, Masaharu Shibata, Konobu Kimura
  • Patent number: 11635382
    Abstract: A blood analyzer according to one or more embodiments may include: a specimen preparation part that prepares a measurement specimen by mixing a reagent into a blood preparation; a measurement part that measures the measurement specimen; a measurement mode selection unit that receives an input of a type of blood preparation as a measurement target selected from a plurality of types of blood preparations; and a controller. The controller may cause the specimen preparation part to prepare the measurement specimen depending on the selected type of blood preparation.
    Type: Grant
    Filed: August 6, 2018
    Date of Patent: April 25, 2023
    Assignee: SYSMEX CORPORATION
    Inventors: Osamu Kikuchi, Takahito Mihara, Yuji Masuda, Atsushi Shirakami, Takuma Watanabe, Daigo Fukuma, Masaharu Shibata
  • Publication number: 20230089109
    Abstract: A blood analyzer according to one or more embodiments may include: a specimen preparation part that prepares a measurement specimen by mixing a reagent into a blood preparation; a measurement part that measures the measurement specimen; a measurement mode selection unit that receives an input of a type of blood preparation as a measurement target selected from a plurality of types of blood preparations; and a controller. The controller may cause the specimen preparation part to prepare the measurement specimen depending on the selected type of blood preparation.
    Type: Application
    Filed: November 30, 2022
    Publication date: March 23, 2023
    Applicant: SYSMEX CORPORATION
    Inventors: Osamu KIKUCHI, Takahito MIHARA, Yuji MASUDA, Atsushi SHIRAKAMI, Takuma WATANABE, Daigo FUKUMA, Masaharu SHIBATA
  • Publication number: 20210293692
    Abstract: Disclosed is a cell classification method, to be executed by an analyzer, for classifying cells contained in a specimen, including: preparing a first measurement sample by treating a specimen under a first preparation condition; obtaining a first signal from the prepared first measurement sample; classifying, by using the first signal, cells contained in the first measurement sample; preparing a second measurement sample by treating the specimen under a second preparation condition different from the first preparation condition; obtaining a second signal from the prepared second measurement sample; classifying, by using the second signal, cells contained in the second measurement sample; and comparing a result of the cell classification performed by using the first signal and a result of the cell classification performed by using the second signal, with each other, and outputting an analysis result including a number of cells on the basis of a result of the comparison.
    Type: Application
    Filed: March 4, 2021
    Publication date: September 23, 2021
    Applicant: SYSMEX CORPORATION
    Inventors: Yuki SHIDA, Yukiko NAKAMURA, Ken NISHIKAWA, Kota MISAWA, Hikaru ONOUE, Takaaki NAGAI, Masaki ABE, Takahito MIHARA, Masaharu SHIBATA, Konobu KIMURA
  • Publication number: 20190049383
    Abstract: A blood analyzer according to one or more embodiments may include: a specimen preparation part that prepares a measurement specimen by mixing a reagent into a blood preparation; a measurement part that measures the measurement specimen; a measurement mode selection unit that receives an input of a type of blood preparation as a measurement target selected from a plurality of types of blood preparations; and a controller. The controller may cause the specimen preparation part to prepare the measurement specimen depending on the selected type of blood preparation.
    Type: Application
    Filed: August 6, 2018
    Publication date: February 14, 2019
    Applicant: SYSMEX CORPORATION
    Inventors: Osamu KIKUCHI, Takahito MIHARA, Yuji MASUDA, Atsushi SHIRAKAMI, Takuma WATANABE, Daigo FUKUMA, Masaharu SHIBATA
  • Patent number: 9395382
    Abstract: To provide a specimen analyzing apparatus capable of preventing a reduction in analysis accuracy caused by contamination of a measurement sample by a substance attached to a cleaning unit, the present invention provides a blood analyzer 100 which includes a cleaning unit 7 for cleaning an aspirating tube 1 positioned within a through-hole 72, a vertical moving unit 5 for moving the aspirating tube 1 along a through-hole relative to the cleaning unit 7, and a blade 8 for removing a substance attached to the outer side of the cleaning unit 7, wherein an aspirating tube 1 is provided for aspirating a sample, a through-hole 72 is formed to allow the aspirating tube 1 to pass therethrough, and a supply path 73 is formed for supplying a cleaning liquid to the through-hole 72.
    Type: Grant
    Filed: February 25, 2014
    Date of Patent: July 19, 2016
    Assignee: SYSMEX CORPORATION
    Inventors: Takahito Mihara, Takaaki Nagai
  • Publication number: 20140242706
    Abstract: To provide a specimen analyzing apparatus capable of preventing a reduction in analysis accuracy caused by contamination of a measurement sample by a substance attached to a cleaning unit, the present invention provides a blood analyzer 100 which includes a cleaning unit 7 for cleaning an aspirating tube 1 positioned within a through-hole 72, a vertical moving unit 5 for moving the aspirating tube 1 along a through-hole relative to the cleaning unit 7, and a blade 8 for removing a substance attached to the outer side of the cleaning unit 7, wherein an aspirating tube 1 is provided for aspirating a sample, a through-hole 72 is formed to allow the aspirating tube 1 to pass therethrough, and a supply path 73 is formed for supplying a cleaning liquid to the through-hole 72.
    Type: Application
    Filed: February 25, 2014
    Publication date: August 28, 2014
    Applicant: Sysmex Corporation
    Inventors: Takahito MIHARA, Takaaki NAGAI