Patents by Inventor Keisuke Ikeda

Keisuke Ikeda 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).

  • Publication number: 20250238955
    Abstract: The present invention provides an estimation apparatus (10) including: an acquisition unit (11) that acquires a posted image to be processed being posted on the Internet; a related area determination unit (12) that determines a related area of a target contributor who posted the posted image to be processed; a selection unit (13) that selects a reference image to be collated with the posted image to be processed, based on a determination result of the related area of the target contributor; and a location estimation unit (14) that estimates a location indicated by the posted image to be processed, based on a collation result between the selected reference image and the posted image to be processed.
    Type: Application
    Filed: November 11, 2021
    Publication date: July 24, 2025
    Applicant: NEC Corporation
    Inventors: Masahiro TANI, Kazufumi Kojima, Keisuke Ikeda
  • Publication number: 20250216110
    Abstract: An air conditioning device includes a gas furnace unit, a heat-pump heat source unit, and one or more utilization units. The gas furnace unit includes an air blower and a first heat exchanger. The utilization unit includes a second heat exchanger. The air conditioning device has a first operation mode in which a heating operation is performed using the gas furnace unit, a second operation mode in which a heating operation is performed using the heat-pump heat source unit, and a third operation mode in which a cooling operation is performed using the heat-pump heat source unit, and performs refrigerant discharge control for temporarily moving a refrigerant on the heat-pump heat source unit side to the second heat exchanger side of the utilization unit at the time of starting of a compressor provided in the heat-pump heat source unit when the first operation mode is switched to the second operation mode.
    Type: Application
    Filed: April 7, 2022
    Publication date: July 3, 2025
    Inventors: Keisuke IKEDA, Masao HORIE
  • Patent number: 12332936
    Abstract: To reduce a decrease in search accuracy in a technique for comparing feature values acquired by collecting a local feature value by patch unit, the present invention provides an image processing apparatus 10 including: an image processing unit 11 that detects an object region occupied by an object in an image; a patch size decision unit 12 that decides a patch size, based on a size of the object region; a patch unit feature value-computation unit 13 that sets a plurality of patches having the patch size described above in the object region, and computes a patch unit feature value acquired by collecting a local feature value in a patch for each patch; and a search unit 14 that searches for an image similar to a query image from among a plurality of reference images by using the patch unit feature value.
    Type: Grant
    Filed: April 28, 2023
    Date of Patent: June 17, 2025
    Assignee: NEC CORPORATION
    Inventors: Kazufumi Kojima, Masahiro Tani, Keisuke Ikeda
  • Publication number: 20250166089
    Abstract: In order to improve accuracy of estimating an activity area of a target user, an activity area estimation apparatus includes: a first generation unit that generates, based on first posted information of a target user, first location information; a usefulness decision unit that decides, by using related user information relating to a related user being a user related to the target user, whether the first location information is useful in order to estimate an activity area of the target user in a real space; and an activity area estimation unit that estimates, by using the first location information decided as being useful, the activity area of the target user.
    Type: Application
    Filed: November 8, 2024
    Publication date: May 22, 2025
    Applicant: NEC Corporation
    Inventors: Keisuke IKEDA, Masahiro Tani, Kazufumi Kojima
  • Publication number: 20250155605
    Abstract: An optical film having high anti-glare properties and favorable fingerprints wiping off properties is provided. The optical film has a first surface, and a second surface which is a surface opposite to the first surface, wherein the optical film comprises an anti-reflection layer and an anti-glare layer in this order from the first surface to the second surface, the first surface has a profile of depressions and projections, the first surface has an arithmetic mean height Sa of 0.05 ?m or more specified in ISO 25178-2:2012, and the first surface satisfies the relation represented by the following Expression 1: Sw×Vmp?2.00 (Expression 1) wherein “Sw” represents a tilt angle (degrees) of 30 ?l pure water droplet flowing down on the first surface; and “Vmp” represents a value of a peak material volume (ml/m2) of the first surface specified in ISO 25178-2:2012.
    Type: Application
    Filed: January 15, 2025
    Publication date: May 15, 2025
    Inventors: Jun TSUJIMOTO, Yukimitsu IWATA, Michiaki TAKEI, Masafumi TANAKA, Keisuke IKEDA, Gen FURUI
  • Publication number: 20250096452
    Abstract: An antenna system includes: a laminate including a plurality of high-frequency permeable layers; and an antenna circuit board including a high-frequency insulating layer. n-th layer of the plurality of high-frequency permeable layers has a thickness Ln within a range of Lnmin ±?(10??n). The n-th layer is at least one high-frequency permeable layer of the laminate. ?n denotes a relative dielectric constant of the n-th layer; ? denotes a wavelength of the high-frequency wave that is incident on the laminate; and Lnmin denotes a thickness of the n-th layer where an intensity of a reflected wave from the laminate is minimized, the intensity being determined as an intensity of a composite wave of reflected waves from a front surface, a back surface, and joint interfaces of the laminate.
    Type: Application
    Filed: January 17, 2023
    Publication date: March 20, 2025
    Applicant: KURARAY CO., LTD.
    Inventors: Keisuke IKEDA, Tatsuya SUNAMOTO, Minoru ONODERA
  • Patent number: 12248121
    Abstract: An optical film having high anti-glare properties and favorable fingerprints wiping off properties is provided. The optical film has a first surface, and a second surface which is a surface opposite to the first surface, wherein the optical film comprises an anti-reflection layer and an anti-glare layer in this order from the first surface to the second surface, the first surface has a profile of depressions and projections, the first surface has an arithmetic mean height Sa of 0.05 ?m or more specified in ISO 25178-2:2012, and the first surface satisfies the relation represented by the following Expression 1: Sw×Vmp?2.00 (Expression 1) wherein “Sw” represents a tilt angle (degrees) of 30 ?l pure water droplet flowing down on the first surface; and “Vmp” represents a value of a peak material volume (ml/m2) of the first surface specified in ISO 25178-2:2012.
    Type: Grant
    Filed: September 25, 2023
    Date of Patent: March 11, 2025
    Assignee: DAI NIPPON PRINTING CO., LTD.
    Inventors: Jun Tsujimoto, Yukimitsu Iwata, Michiaki Takei, Masafumi Tanaka, Keisuke Ikeda, Gen Furui
  • Publication number: 20250022072
    Abstract: The present invention provides an information provision apparatus including an acquisition unit that acquires public information associated with each of a plurality of accounts existing in each of a plurality of types of social networking services (SNSes), a connection determination unit that determines a connection between a plurality of the accounts, based on the public information, a same-user-owned account determination unit that determines, based on the public information, a plurality of the accounts owned by a same user, and a visualization unit that collectively displays, as information indicating a connection of a certain user on an SNS, a connection between each of a plurality of the accounts owned by the certain user and another of the accounts.
    Type: Application
    Filed: December 6, 2021
    Publication date: January 16, 2025
    Applicant: NEC Corporation
    Inventors: Kazufumi KOJIMA, Massahiro TANI, Keisuke IKEDA
  • Publication number: 20250005685
    Abstract: The present invention provides an information processing apparatus (1000) including: an activity area estimation unit (1001) that estimates an activity area of a user of an account of social media, based on public information being published on the Internet in association with the account; and a relationship estimation unit (1002) that estimates a relationship between a user of the account and the activity area, based on the public information.
    Type: Application
    Filed: November 26, 2021
    Publication date: January 2, 2025
    Applicant: NEC Corporation
    Inventors: Keisuke IKEDA, Masahiro TANI, Kazufumi KOJIMA
  • Publication number: 20240430654
    Abstract: The present invention provides a notification apparatus (10) including an activity range estimation unit (11) that generates location information indicating an activity range of a user of an account, based on public information that is associated with the account and is available on the Internet, and a notification unit (12) that transmits notification information to a user of the account for which the location information satisfies a first notification condition.
    Type: Application
    Filed: October 28, 2021
    Publication date: December 26, 2024
    Applicant: NEC Corporation
    Inventors: Masahiro Tani, Kazufumi Kojima, Keisuke Ikeda
  • Publication number: 20240422231
    Abstract: To accurately decide identity of a person using a plurality of target accounts, an information processing apparatus includes a determination unit and a decision unit. The determination unit determines a first acquaintance account group and a second acquaintance account group being associated with a first target account and a second target account, respectively. The decision unit decides identity of a person using the first target account and the second target account, based on similarity between a first person group and a second person group using the first acquaintance account group and the second acquaintance account group, respectively.
    Type: Application
    Filed: June 4, 2024
    Publication date: December 19, 2024
    Applicant: NEC Corporation
    Inventors: Kazufumi KOJIMA, Masahiro TANI, Keisuke IKEDA
  • Publication number: 20240384074
    Abstract: Provided is a sulfur-free crosslinked composition for dip forming, including: a carboxylated diene rubber elastomer; a crosslinking agent that contains at least one of an organic crosslinking agent or a metal crosslinking agent with a valence of two or more; an antioxidant that contains at least one compound having a phenol structure and a sulfur atom; and water, wherein an amount of the at least one compound is 0.05 to 4 parts by weight relative to 100 parts by weight of the elastomer.
    Type: Application
    Filed: May 8, 2023
    Publication date: November 21, 2024
    Inventors: Keisuke IKEDA, Sayaka HOSHINO, Wataru KANAMORI, Masahiro MATSUI, Yamato TAKEUCHI, Yugo KUBONO, Norihide ENOMOTO
  • Patent number: 12135406
    Abstract: An optical film having high anti-glare properties and favorable fingerprints wiping off properties is provided. The optical film has a first surface, and a second surface which is a surface opposite to the first surface, wherein the optical film comprises an anti-reflection layer and an anti-glare layer in this order from the first surface to the second surface, the first surface has a profile of depressions and projections, the first surface has an arithmetic mean height Sa of 0.05 ?m or more specified in ISO 25178-2:2012, and the first surface satisfies the relation represented by the following Expression 1: Sw×Vmp?2.00 (Expression 1) wherein “Sw” represents a tilt angle (degrees) of 30 ?l pure water droplet flowing down on the first surface; and “Vmp” represents a value of a peak material volume (ml/m2) of the first surface specified in ISO 25178-2:2012.
    Type: Grant
    Filed: March 26, 2024
    Date of Patent: November 5, 2024
    Assignee: DAI NIPPON PRINTING CO., LTD.
    Inventors: Jun Tsujimoto, Yukimitsu Iwata, Michiaki Takei, Masafumi Tanaka, Keisuke Ikeda, Gen Furui
  • Patent number: 12068090
    Abstract: An insulated wire, including: a conductor and an insulating film covering the conductor; in which at least one insulating layer constituting the insulating film contains: a thermosetting resin A, and a resin B that is ranked lower than the thermosetting resin A in a tribo-electric series.
    Type: Grant
    Filed: February 25, 2022
    Date of Patent: August 20, 2024
    Assignee: ESSEX FURUKAWA MAGNET WIRE JAPAN CO., LTD.
    Inventors: Ayumi Yamamoto, Keisuke Ikeda, Keiichi Tomizawa
  • Publication number: 20240272331
    Abstract: An optical film having high anti-glare properties and favorable fingerprints wiping off properties is provided. The optical film has a first surface, and a second surface which is a surface opposite to the first surface, wherein the optical film comprises an anti-reflection layer and an anti-glare layer in this order from the first surface to the second surface, the first surface has a profile of depressions and projections, the first surface has an arithmetic mean height Sa of 0.05 ?m or more specified in ISO 25178-2:2012, and the first surface satisfies the relation represented by the following Expression 1: Sw×Vmp?2.00 (Expression 1) wherein “Sw” represents a tilt angle (degrees) of 30 ?l pure water droplet flowing down on the first surface; and “Vmp” represents a value of a peak material volume (ml/m2) of the first surface specified in ISO 25178-2:2012.
    Type: Application
    Filed: September 25, 2023
    Publication date: August 15, 2024
    Inventors: Jun TSUJIMOTO, Yukimitsu IWATA, Michiaki TAKEI, Masafumi TANAKA, Keisuke IKEDA, Gen FURUI
  • Publication number: 20240272330
    Abstract: An optical film having high anti-glare properties and favorable fingerprints wiping off properties is provided. The optical film has a first surface, and a second surface which is a surface opposite to the first surface, wherein the optical film comprises an anti-reflection layer and an anti-glare layer in this order from the first surface to the second surface, the first surface has a profile of depressions and projections, the first surface has an arithmetic mean height Sa of 0.05 ?m or more specified in ISO 25178-2:2012, and the first surface satisfies the relation represented by the following Expression 1: Sw×Vmp?2.00 (Expression 1) wherein “Sw” represents a tilt angle (degrees) of 30 ?l pure water droplet flowing down on the first surface; and “Vmp” represents a value of a peak material volume (ml/m2) of the first surface specified in ISO 25178-2:2012.
    Type: Application
    Filed: March 26, 2024
    Publication date: August 15, 2024
    Inventors: Jun TSUJIMOTO, Yukimitsu IWATA, Michiaki TAKEI, Masafumi TANAKA, Keisuke IKEDA, Gen FURUI
  • Publication number: 20240248180
    Abstract: An image-capturing device includes: a casing elongated in one direction; a light receiver on one end of the casing in said one direction, a support on another end of the casing in said one direction; and a light emitter between the light receiver and the support in said one direction of the casing, to emit patterned light to a target object. The light receiver receives the patterned light reflected from the target object.
    Type: Application
    Filed: January 17, 2024
    Publication date: July 25, 2024
    Inventors: Keisuke IKEDA, Hiroyuki SATOH, Soya HATAZAKI, Naoto NAKAMURA
  • Publication number: 20240242489
    Abstract: The present invention provides an image processing apparatus (10) including: an image processing unit (12) that performs, on an image, extraction processing of extracting a feature value, and estimation processing of estimating a cluster to which each pixel belongs; and a similarity degree computation unit (13) that computes a similarity degree for feature values between pixels estimated to belong to a same cluster, and thereby computes a similarity degree between two images.
    Type: Application
    Filed: June 17, 2021
    Publication date: July 18, 2024
    Applicant: NEC Corporation
    Inventors: Kazufumi KOJIMA, Masahiro TANI, Keisuke IKEDA
  • Publication number: 20240183645
    Abstract: The measurement program generation method includes: a manual operation step of executing a measurement element specifying operation to bring a probe into contact with measuring points of a measurement element and a measurement element confirming operation to indicate an end of the measurement element specifying operation; a coordinate value acquisition step of acquiring coordinate values of the measuring points with which the probe is brought into contact; a first intermediate point setting step of setting a first intermediate point each time when the coordinate values of one of the measuring points is acquired in the coordinate value acquisition step; a second intermediate point setting step of setting as a second intermediate point, a position of the probe when the measurement element confirming operation is executed; and a third intermediate point setting step of setting a third intermediate point during movement of the probe in the manual operation step.
    Type: Application
    Filed: October 20, 2023
    Publication date: June 6, 2024
    Applicant: Tokyo Seimitsu Co., Ltd.
    Inventor: Keisuke IKEDA
  • Publication number: 20240168960
    Abstract: In order to extract, with high accuracy, useful information from contribution information of social media, the present invention provides a processing apparatus 10 including: an acquisition unit 11 that acquires contribution information relating to a target area; a computation unit 12 that computes a degree of reliability of the contribution information, based on at least two of an activity area of a contributor of the contribution information, a degree of reliability of an estimation result of the activity area, a degree of disclosure of a profile of the contributor, an attribute of the contributor, an attribute of the activity area for the contributor, and a category of a content of the contribution information; and an output unit 13 that outputs the contribution information in which a degree of reliability of the contribution information is higher than a threshold value.
    Type: Application
    Filed: November 10, 2023
    Publication date: May 23, 2024
    Applicant: NEC corporation
    Inventors: Masahiro TANI, Keisuke Ikeda, Kazufumi Kojima