Patents by Inventor Takaaki Hasegawa

Takaaki Hasegawa 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: 11955111
    Abstract: To improve prediction accuracy of utterance types in a dialog. A learning data generation device (10) according to the present invention comprises: a sort unit (11) configured to perform, based on information appended to utterances in a dialog amongst more than one speaker and that is indicative of a dialogue scene that is a scene in which the utterances in the dialog were made, sorting regarding whether the utterances are to be targets for generation of the learning data, wherein the sorter (11) is configured to exclude utterances of a dialogue scene that includes utterances similar to utterance of the particular type from the targets for generation of learning data.
    Type: Grant
    Filed: August 14, 2019
    Date of Patent: April 9, 2024
    Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Setsuo Yamada, Yoshiaki Noda, Takaaki Hasegawa
  • Patent number: 11922927
    Abstract: The learning data generation device (10) of the present invention comprises: an end-of-talk predict unit (11) for performing: a first prediction in which it is predicted, based on utterance information on an utterance in the dialog, using the end-of-talk prediction model (16), whether the utterance is an end-of-talk utterance of the speaker; and a second prediction in which it is predicted, based on one or more prescribed rules, whether the utterance is an end-of-talk utterance; and a training data generate unit (13) for generating, when, in the first prediction it is predicted that the utterance is not an end-of-talk utterance and in the second prediction it is predicted that the utterance is an end-of-talk utterance, for the utterance information on the utterance, learning data to which training data indicating that the utterance is an end-of-talk utterance is appended.
    Type: Grant
    Filed: August 14, 2019
    Date of Patent: March 5, 2024
    Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Yoshiaki Noda, Setsuo Yamada, Takaaki Hasegawa
  • Publication number: 20230381791
    Abstract: Provides a dust collector capable of being installed even in small spaces and capable of collecting dust efficiently. A dust collector 1 includes a first electrode layer 12 formed of a conductor, a second electrode layer 14 formed of a conductor, having sufficient size to cover the first electrode layer 12 in planar view, having lacking parts (through holes 14H, slits 14S) piercing therethrough in a thickness direction, having sufficient size to cover the first electrode layer 12 in planar view, and placed interfacing the first electrode layer 12, and an insulating layer (a first insulating layer 13, a second insulating layer 15) formed of an insulative material, insulating the first electrode layer 12 and the second electrode layer 14, and forming a single merged layer structure with the first electrode layer 12 and the second electrode layer 14.
    Type: Application
    Filed: August 31, 2021
    Publication date: November 30, 2023
    Inventors: Takaaki HASEGAWA, Hiroyuki MORIYAMA
  • Patent number: 11749258
    Abstract: A display device for displaying an utterance and information extracted from the utterance, includes an input/output interface configured to display display blocks for a series of dialogue scenes in chronological order of acquisition of utterances, each of the series of dialogue scenes being indicated by dialogue scene data stored in correspondence with utterance data indicating a corresponding one of the utterances, display dialogue scene information within each of the display blocks for the series of dialogue scenes, the dialogue scene information including the corresponding one of the utterances, an utterance type indicating a type of the corresponding one of the utterances, or utterance focus point information of the corresponding one of the utterances, and switch, based on an operation input, between displaying the dialogue scene information and not displaying the dialogue scene information within each of the display blocks for the series of dialogue scenes.
    Type: Grant
    Filed: September 21, 2022
    Date of Patent: September 5, 2023
    Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Yoshiaki Noda, Setsuo Yamada, Takaaki Hasegawa
  • Patent number: 11686450
    Abstract: A vehicle lamp includes a plurality of light source modules that includes light sources including a plurality of light emitting elements that emit different colors of light and lens bodies disposed in front of the light sources, and the plurality of light source modules are disposed in a matrix manner in a plane to constitute at least one light emitting area.
    Type: Grant
    Filed: April 1, 2020
    Date of Patent: June 27, 2023
    Assignee: STANLEY ELECTRIC CO., LTD.
    Inventors: Takaaki Hasegawa, Teruo Koike, Yoshitaka Narumi, Hideo Otsuka
  • Publication number: 20230046930
    Abstract: An electrostatic precipitator is disclosed. The electrostatic precipitator includes an ionization unit configured to generate ions and a dust collection unit configured to electrically collect dust to which the ions are attached. The ionization unit is an ionizer that applies a predetermined voltage to an electrode needle to cause a corona discharge to generate the ions having the same polarity as a polarity of the applied voltage. The dust collection unit includes a high-voltage electrode disposed having a plurality of gaps for passing the dust to which the ions are attached, and a dust collection board disposed at a rear stage of the high-voltage electrode. A polarity of the voltage applied to the electrode needle of the ionization unit and the polarity of the voltage applied to the high-voltage electrode are set to the same polarity.
    Type: Application
    Filed: November 30, 2020
    Publication date: February 16, 2023
    Inventor: Takaaki Hasegawa
  • Publication number: 20230014267
    Abstract: A display device for displaying an utterance and information extracted from the utterance, includes an input/output interface configured to display display blocks for a series of dialogue scenes in chronological order of acquisition of utterances, each of the series of dialogue scenes being indicated by dialogue scene data stored in correspondence with utterance data indicating a corresponding one of the utterances, display dialogue scene information within each of the display blocks for the series of dialogue scenes, the dialogue scene information including the corresponding one of the utterances, an utterance type indicating a type of the corresponding one of the utterances, or utterance focus point information of the corresponding one of the utterances, and switch, based on an operation input, between displaying the dialogue scene information and not displaying the dialogue scene information within each of the display blocks for the series of dialogue scenes.
    Type: Application
    Filed: September 21, 2022
    Publication date: January 19, 2023
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Yoshiaki NODA, Setsuo YAMADA, Takaaki HASEGAWA
  • Patent number: 11482209
    Abstract: The present invention makes it possible to efficiently create an appropriate dialogue history. This device for supporting creation of dialogue history (1) is provided with: a dialogue utterance focus point information store (19) which, according to utterance data indicating utterances, stores dialogue scene data indicating dialogue scenes of the utterances, utterance type indicating the types of the utterances, and utterance focus point information of the utterances; and an input/output interface (20) which, with respect to each of the dialogue scenes indicated by the dialogue scene data stored in the dialogue utterance focus point information store (19), causes a display device to display any one or more of utterances, utterance type, and utterance focus point information.
    Type: Grant
    Filed: August 14, 2019
    Date of Patent: October 25, 2022
    Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Yoshiaki Noda, Setsuo Yamada, Takaaki Hasegawa
  • Patent number: 11480559
    Abstract: A method for analyzing thrombogenic capacity or blood coagulation capacity, the method comprising adding calcium, a blood coagulation factor XII (FXII) inhibitor, and a kallikrein inhibitor to blood collected with a blood collection tube containing sodium citrate, to allow initiation of blood coagulation reaction, is provided. Preferably, heparin, heparan sulfate, and tissue factor are further added to the blood, and thrombogenic capacity or blood coagulation capacity is analyzed.
    Type: Grant
    Filed: January 6, 2017
    Date of Patent: October 25, 2022
    Assignee: FUJIMORI KOGYO CO., LTD.
    Inventors: Kazuya Hosokawa, Tomoko Wada, Hisayo Kaneko, Takaaki Hasegawa, Tomoka Nagasato
  • Publication number: 20220186904
    Abstract: A vehicle lamp includes a plurality of light source modules that includes light sources including a plurality of light emitting elements that emit different colors of light and lens bodies disposed in front of the light sources, and the plurality of light source modules are disposed in a matrix manner in a plane to constitute at least one light emitting area.
    Type: Application
    Filed: April 1, 2020
    Publication date: June 16, 2022
    Applicant: STANLEY ELECTRIC CO., LTD.
    Inventors: Takaaki HASEGAWA, Teruo KOIKE, Yoshitaka NARUMI, Hideo OTSUKA
  • Publication number: 20210312908
    Abstract: The learning data generation device (10) of the present invention comprises: an end-of-talk predict unit (11) for performing: a first prediction in which it is predicted, based on utterance information on an utterance in the dialog, using the end-of-talk prediction model (16), whether the utterance is an end-of-talk utterance of the speaker; and a second prediction in which it is predicted, based on one or more prescribed rules, whether the utterance is an end-of-talk utterance; and a training data generate unit (13) for generating, when, in the first prediction it is predicted that the utterance is not an end-of-talk utterance and in the second prediction it is predicted that the utterance is an end-of-talk utterance, for the utterance information on the utterance, learning data to which training data indicating that the utterance is an end-of-talk utterance is appended.
    Type: Application
    Filed: August 14, 2019
    Publication date: October 7, 2021
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Yoshiaki NODA, Setsuo YAMADA, Takaaki HASEGAWA
  • Publication number: 20210312944
    Abstract: The end-of-talk prediction device (10) of the present invention comprises: a divide unit (11) for dividing, using delimiter symbols indicating delimitations within segments, a string in which the utterance in the dialog has been text-converted by speech recognition, the delimiter symbols included in the result of the speech recognition; and an end-of-talk prediction unit (12) for predicting, using an end-of-talk prediction model (14), whether the utterance corresponding to the divided string divided by the divide unit (11) is an end-of-talk utterance of the speaker.
    Type: Application
    Filed: August 14, 2019
    Publication date: October 7, 2021
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Setsuo YAMADA, Yoshiaki NODA, Takaaki HASEGAWA
  • Publication number: 20210241042
    Abstract: The disclosure allows quick and accurate confirmation of the degree to which a presently used classifier (model) conforms to data for which no ground truth exists. The classifier evaluation device (1) comprises: a data count obtainment unit (18) for obtaining a data count of input data to be made a classification target; a correction frequency counter (17) for counting a correction frequency of the classifiers, from correction information of classification results for the classifiers; and a correction rate calculation unit (19) for calculating, based on, the correction frequency and the data count of input data a correction rate for each of the classifiers.
    Type: Application
    Filed: August 14, 2019
    Publication date: August 5, 2021
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Takaaki HASEGAWA, Yoshiaki NODA, Setsuo YAMADA
  • Publication number: 20210182736
    Abstract: Disclosed is an approach for efficiently generating training data necessary for the learning of models when performing classification entailing hierarchical combination of classifiers. Learning data generation device (1) comprises: a learning scope determination unit (15) configured to determine input data to be a learning scope, on the basis of classification results from a multi-class classification of the input data group using the plurality of classifiers; and a training data generation unit (16) configured to generate training data that is the input data determined to be the learning scope to which the classification results of the input data are appended as labels.
    Type: Application
    Filed: August 14, 2019
    Publication date: June 17, 2021
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Takaaki HASEGAWA, Yoshiaki NODA, Setsuo YAMADA
  • Publication number: 20210183365
    Abstract: The present invention makes it possible to efficiently create an appropriate dialogue history. This device for supporting creation of dialogue history (1) is provided with: a dialogue utterance focus point information store (19) which, according to utterance data indicating utterances, stores dialogue scene data indicating dialogue scenes of the utterances, utterance type indicating the types of the utterances, and utterance focus point information of the utterances; and an input/output interface (20) which, with respect to each of the dialogue scenes indicated by the dialogue scene data stored in the dialogue utterance focus point information store (19), causes a display device to display any one or more of utterances, utterance type, and utterance focus point information.
    Type: Application
    Filed: August 14, 2019
    Publication date: June 17, 2021
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Yoshiaki NODA, Setsuo YAMADA, Takaaki HASEGAWA
  • Publication number: 20210182342
    Abstract: The present invention allows appropriate acquisition of focus points in a dialogue.
    Type: Application
    Filed: August 14, 2019
    Publication date: June 17, 2021
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Setsuo YAMADA, Yoshiaki NODA, Takaaki HASEGAWA
  • Publication number: 20210183369
    Abstract: To improve prediction accuracy of utterance types in a dialog. A learning data generation device (10) according to the present invention comprises: a sort unit (11) configured to perform, based on information appended to utterances in a dialog amongst more than one speaker and that is indicative of a dialogue scene that is a scene in which the utterances in the dialog were made, sorting regarding whether the utterances are to be targets for generation of the learning data, wherein the sorter (11) is configured to exclude utterances of a dialogue scene that includes utterances similar to utterance of the particular type from the targets for generation of learning data.
    Type: Application
    Filed: August 14, 2019
    Publication date: June 17, 2021
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Setsuo YAMADA, Yoshiaki NODA, Takaaki HASEGAWA
  • Publication number: 20210165831
    Abstract: Disclosed is a search result display device (1) comprising: a regard prediction unit (12) configured to predict, from a dialogue between a customer and a service person, a regard of the customer; a keyword extraction unit (17) configured to extract a keyword from the regard; and a display controller (13) configured to cause a display (14) to display the dialogue and a search result obtained from the database (21) with the keyword as a search query, wherein when a string has been designated by the service person, the display controller (13) causes the display (14) to display a search result obtained from the database (21) using a search query that incorporates the string, until a search result automatic update instruction is given by the service person.
    Type: Application
    Filed: August 14, 2019
    Publication date: June 3, 2021
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Yoshiaki NODA, Setsuo YAMADA, Takaaki HASEGAWA
  • Publication number: 20190004031
    Abstract: A method for analyzing thrombogenic capacity or blood coagulation capacity, the method comprising adding calcium, a blood coagulation factor XII (FXII) inhibitor, and a kallikrein inhibitor to blood collected with a blood collection tube containing sodium citrate, to allow initiation of blood coagulation reaction, is provided. Preferably, heparin, heparan sulfate, and tissue factor are further added to the blood, and thrombogenic capacity or blood coagulation capacity is analyzed.
    Type: Application
    Filed: January 6, 2017
    Publication date: January 3, 2019
    Inventors: Kazuya Hosokawa, Tomoko Wada, Hisayo Kaneko, Takaaki Hasegawa, Tomoka Nagasato
  • Patent number: 9230729
    Abstract: A transformer wherein the upper portions of cores are supported by a first supporting member disposed on first end surfaces of the upper portions of the cores, and a second supporting member disposed on second end surfaces of the upper portions of the cores, the first and second supporting members extend in the direction perpendicular to the faces of a magnetic material, and the cores are interposed between the first upper core supporting member and the second upper core supporting member; the first and second upper core supporting members are provided with hooks, the hooks of the first supporting member extending toward the second supporting member and the hooks of the second supporting member extending toward the first supporting member; bridging members are disposed on the opposing pairs of the hooks of the first and second upper core supporting members; and the cores are supported by the bridging members.
    Type: Grant
    Filed: March 10, 2015
    Date of Patent: January 5, 2016
    Assignee: HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD.
    Inventors: Keisuke Kubota, Yoetsu Shiina, Toshiki Shirahata, Jyunnji Ono, Takaaki Hasegawa