Patents by Inventor Tomohiro Nakagawa

Tomohiro Nakagawa 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: 11789995
    Abstract: In an image processing device, an image processing method, a program, and a recording medium, a searching condition is a condition for searching for an image from an image group according to a condition other than an imaging timing, an image designating unit designates, as a designation search image, one search image selected from search images displayed on a display unit according to a command from the user, and an image display unit displays, as time-series images, the designation search image and at least a part of images which are included in the image group and captured earlier and later than an imaging timing of the designation search image in a sequence of time on the display unit according to a command from the user after only the designation search image is displayed on the display unit in a case where the designation search image is designated.
    Type: Grant
    Filed: January 22, 2020
    Date of Patent: October 17, 2023
    Assignee: FUJIFILM Corporation
    Inventors: Naoya Ito, Tomohiro Nakagawa, Yukinori Yokoyama
  • Patent number: 11718978
    Abstract: A system includes a work machine having a work implement including a bucket, and a server capable of communicating with the work machine. The work machine transmits an identification number associated with the work machine to the server. The server obtains basic data based on the identification information and used for calculating the position of teeth of the bucket. The server transmits the obtained basic data to the work machine.
    Type: Grant
    Filed: July 4, 2018
    Date of Patent: August 8, 2023
    Assignee: KOMATSU LTD.
    Inventors: Yuki Shimano, Tomohiro Nakagawa
  • Publication number: 20230220226
    Abstract: An ink set includes a non-white ink and a white ink. The non-white ink contains water, a coloring material, an organic solvent, and an acetylene glycol compound. The white ink contains water, a coloring material, an organic solvent, and a compound represented by General formula (1) below where R represents a hydrogen atom or a methyl group, n1 and n2 represent integers of from 1 through 7, k represents an integer of from 0 through 5, and m represents an integer of from 1 through 20.
    Type: Application
    Filed: April 27, 2021
    Publication date: July 13, 2023
    Applicant: Ricoh Company, Ltd.
    Inventors: Hiroki HAGIWARA, Tomohiro Nakagawa, Kazuhiko Umemura, Masayuki Koyano, Sei Yamamoto, Yuya Hirokawa, Takuya Saiga
  • Patent number: 11649364
    Abstract: An ink is provided. The ink comprises a colorant, water, an organic solvent comprising a glycol ether having a solubility parameter of from 9.0 to 12.0 (cal/cm3)1/2, and a surfactant comprising a silicone-based surfactant (a) and a nonionic surfactant (b).
    Type: Grant
    Filed: September 17, 2019
    Date of Patent: May 16, 2023
    Assignee: Ricoh Company, Ltd.
    Inventors: Hiroki Hagiwara, Tomohiro Nakagawa, Yuki Kaji
  • Patent number: 11578220
    Abstract: An ink contains water, Pigment Red 269, a compound represented by the following Chemical formula (1), and at least one of a silicone compound and an acetylene glycol compound, where the proportion of the compound represented by the following Chemical formula (1) to the Pigment Red 269 is 2.
    Type: Grant
    Filed: March 11, 2021
    Date of Patent: February 14, 2023
    Assignee: Ricoh Company, Ltd.
    Inventors: Tomohiro Nakagawa, Hiroki Hagiwara, Yuutaroh Nonaka, Yuusuke Fujita, Kazuhiko Umemura, Sei Yamamoto
  • Publication number: 20230010196
    Abstract: A picking system is provided, which is capable of picking up an object even when the object is not registered in advance. The picking system includes: a picking device holding the object; an RGB-D camera acquiring three-dimensional point cloud data of the object to be picked up by the picking device; and a control device controlling the picking device based on a detection result by the RGB-D camera. The control device generates a geometric model of the object by combining simple geometric primitives while referring to the three-dimensional point cloud data, and calculates a holding position of the object for the picking device based on the geometric model.
    Type: Application
    Filed: July 11, 2022
    Publication date: January 12, 2023
    Applicant: JOHNAN Corporation
    Inventors: Kozo MORIYAMA, Truong Gia VU, Xiang RUAN, Tomohiro NAKAGAWA, Taro WATASUE, Hironobu SAKAGUCHI
  • Publication number: 20230010748
    Abstract: An image content determination device includes at least one processor, in which the processor is configured to execute first recognition processing of recognizing a character and a face of a first person from a first image including the character and the face of the first person, execute first acquisition processing of acquiring first person-related information related to the first person included in the first image based on the recognized character and face of the first person, execute second recognition processing of recognizing a face of a second person from a second image including the face of the second person, and execute second acquisition processing of acquiring second person-related information related to the second person included in the second image, in which the second person-related information is acquired using the first person-related information corresponding to the first image including the face of the first person similar to the face of the second person.
    Type: Application
    Filed: September 14, 2022
    Publication date: January 12, 2023
    Applicant: FUJIFILM Corporation
    Inventor: Tomohiro NAKAGAWA
  • Publication number: 20220322275
    Abstract: An object of the present invention is to appropriately correct data based on position data acquired by positioning. A data correction device 1 includes an information storage unit 11 that stores position information including position data acquired by positioning and positioning information relating to the positioning, a filter generation unit 13 that generates a filter on the basis of the positioning information included in the position information stored by the information storage unit 11, and a data correction unit 14 that applies the filter generated by the filter generation unit 13 on the basis of the positioning information included in the position information to data based on the position data included in the position information to thereby correct the data.
    Type: Application
    Filed: September 29, 2020
    Publication date: October 6, 2022
    Applicant: NTT DOCOMO, INC.
    Inventors: Tomohiro NAKAGAWA, Takuya DOUMEN, Kazuya SASAKI
  • Patent number: 11453997
    Abstract: A work implement includes a breaker. Sensors detect an attitude of the work implement. A pilot valve controls the operation of the breaker. A controller controls the pilot valve. The controller detects, from the attitude of the work implement obtained by the sensors, a distance between a tip of the breaker and a striking limit. When it is determined that the tip of the breaker has reached the striking limit, the controller controls the pilot valve to stop the operation of the breaker.
    Type: Grant
    Filed: January 22, 2019
    Date of Patent: September 27, 2022
    Assignee: KOMATSU LTD.
    Inventors: Kenji Ohiwa, Tomohiro Nakagawa, Ryuji Kanda
  • Publication number: 20220301003
    Abstract: An area specifying system is a system for specifying an area in which information presented by an information medium is recognizable as the information, and includes a medium position information acquisition unit configured to acquire medium position information indicating a position in which the information medium is provided, an area specifying information acquisition unit configured to acquire area specifying information related to at least one of attributes of the information medium and content of the information presented by the information medium, and a specifying unit configured to specify the area based on the medium position information acquired by the medium position information acquisition unit and the area specifying information acquired by the area specifying information acquisition unit.
    Type: Application
    Filed: April 28, 2020
    Publication date: September 22, 2022
    Applicant: NTT DOCOMO, INC.
    Inventors: Tomohiro NAKAGAWA, Takuya DOUMEN, Kazuya SASAKI
  • Publication number: 20220295228
    Abstract: An environment estimation device 1 includes: an information storage unit 11 configured to store base station information in which a serving timing at which a mobile terminal 2 is served in a radio communication range of a base station 3 and environment information indicating an environment of the base station 3 are correlated; an information acquiring unit 10 configured to acquire position information including position data of the mobile terminal 2 acquired by positioning and a positioning timing; and an estimation unit 13 configured to estimate, based on the positioning timing included in the position information of the mobile terminal 2 acquired by the information acquiring unit 10 and the base station information stored in the information storage unit 11, an environment of the mobile terminal 2 at a position indicated by the position data included in the position information.
    Type: Application
    Filed: October 1, 2020
    Publication date: September 15, 2022
    Applicant: NTT DOCOMO, INC.
    Inventors: Kazuki KINJOU, Tomohiro NAKAGAWA, Kazuya SASAKI
  • Patent number: 11432111
    Abstract: A server performs: acquiring measurement data of a mobile terminal; extracting fixed AP measurement data of a specific fixed AP; extracting measurement data including a measurement time of which a difference from the measurement time in the fixed AP measurement data is equal to or less than a threshold value, position information of which a difference from a position of the specific fixed AP is equal to or less than a threshold value, and a reception intensity of which a difference from the reception intensity in the fixed AP measurement data is equal to or less than a threshold value as target measurement data and to set the radio access point corresponding to the target measurement data as a target AP; and determining whether the target AP corresponds to a fixed AP on the basis of the measurement data corresponding to the target AP and the fixed AP measurement data.
    Type: Grant
    Filed: March 26, 2019
    Date of Patent: August 30, 2022
    Assignee: NTT DOCOMO, INC.
    Inventors: Tomohiro Nakagawa, Atsushi Wada, Shoichi Horiguchi, Junkou Katou
  • Publication number: 20220232348
    Abstract: A traffic amount estimation system is a traffic amount estimation system that estimates a traffic amount of people in a predetermined time frame in an area that is an estimation target set in advance, the traffic amount estimation system including: a population information acquiring unit configured to acquire population information representing a population at a predetermined timing in the area that is the estimation target; a movement state information acquiring unit configured to acquire movement state information representing a movement state of each of a plurality of people in the area that is the estimation target; and an estimation unit configured to group the movement state information in accordance with moving directions represented by the movement state information and estimate the traffic amount on the basis of the grouped movement state information and the population information.
    Type: Application
    Filed: April 17, 2020
    Publication date: July 21, 2022
    Applicant: NTT DOCOMO, INC.
    Inventors: Takuya DOUMEN, Tomohiro NAKAGAWA, Kazuya SASAKI
  • Patent number: 11384514
    Abstract: An earthmoving machine of a work vehicle or the like includes: a work implement including a bucket having teeth; and a main controller that obtains design data based on a dimension obtained from manufacturing data of a component included in the work implement, and used for calculating the position of the teeth, and uses the design data to calculate the position of the teeth.
    Type: Grant
    Filed: July 4, 2018
    Date of Patent: July 12, 2022
    Assignee: KOMATSU LTD.
    Inventors: Yuki Shimano, Tomohiro Nakagawa
  • Patent number: 11359349
    Abstract: A work vehicle includes a traveling unit, a revolving unit disposed on an upper side of the traveling unit, a work implement disposed on the revolving unit, a revolving driver that revolves the revolving unit, a receiver, an end position setting component, a revolution position sensor, and a drive controller. The receiver directly or indirectly receives information related to a position of an object serving as a target of a revolution of the revolving unit, from the object. The end position setting component sets an end position of a revolution of the revolving unit based on information related to the position of the object. The revolution position sensor senses a revolution position of the revolving unit during a revolution. The drive controller controls the revolving driver based on the revolution position to revolve the revolving unit from a start position of a revolution to the end position.
    Type: Grant
    Filed: June 19, 2017
    Date of Patent: June 14, 2022
    Assignee: KOMATSU LTD.
    Inventors: Kenji Ohiwa, Tomohiro Nakagawa
  • Publication number: 20220177718
    Abstract: An ink contains organic solvents containing 1,2-propane diol and 1,2-hexane diol, a pigment, water, and a polyoxyethylene ether compound.
    Type: Application
    Filed: December 6, 2021
    Publication date: June 9, 2022
    Applicant: Ricoh Company, Ltd.
    Inventors: Kazuhiko Umemura, Sei Yamamoto, Yuya Hirokawa, Hiroki Hagiwara, Takuya Saiga, Tomohiro Nakagawa
  • Publication number: 20220169034
    Abstract: Provided is a processing fluid including nonionic acrylic resin particles, and a polyvalent metal salt. A volume average particle diameter of the nonionic acrylic resin particles is 100 nm or greater but 300 nm or less. A proportion of the nonionic acrylic resin particles in the processing fluid is greater than 2.0% by mass. An average reflectance of the processing fluid to light having a wavelength of 400 nm or greater but 700 nm or less is 70% or greater.
    Type: Application
    Filed: November 22, 2021
    Publication date: June 2, 2022
    Applicant: Ricoh Company, Ltd.
    Inventors: Hiroki HAGIWARA, Tomohiro Nakagawa, Sei Yamamoto, Kazuhiko Umemura, Yuya Hirokawa, Takuya Saiga, Risa Tamura
  • Patent number: 11292931
    Abstract: An inkjet ink comprising a resin and a polyvalent metal ion is provided. The resin contains a resin (1) having a structural unit represented by the following general formula (1): —(CH2CH2O)n—??general formula (1) where n represents an integer of 5 to 100. A dried film obtained by drying the resin having the structural unit represented by the general formula (1) has a storage modulus of 1.0Ɨ108 Pa or lower in a dynamic viscoelasticity measurement at 25 degrees C.
    Type: Grant
    Filed: March 17, 2019
    Date of Patent: April 5, 2022
    Assignee: RICOH COMPANY, LTD.
    Inventors: Satoyuki Sekiguchi, Tomohiro Nakagawa, Toshiyuki Kobashi
  • Publication number: 20220056299
    Abstract: A printing method includes: a processing fluid applying step of applying a processing fluid containing silica and a multivalent metal salt to a print medium; and an ink applying step of applying an ink containing a coloring material and water to the print medium. The print medium has a Cobb water absorption of 20 g/m2 or greater but 75 g/m2 or less when contacted with water for 120 seconds. The Cobb water absorption is stipulated by JIS-P8140.
    Type: Application
    Filed: July 28, 2021
    Publication date: February 24, 2022
    Applicant: Ricoh Company, Ltd.
    Inventors: Sei Yamamoto, Tomohiro Nakagawa, Kazuhiko Umemura, Masayuki Koyano, Yuya Hirokawa, Takuya Saiga, Hiroki Hagiwara
  • Publication number: 20220056298
    Abstract: Provided is a processing fluid including: water; a flocculant; and a urethane resin. A dry film formed of the processing fluid and having an average thickness of 500 micrometers has a tensile strength of 3.5 MPa or greater and a breaking elongation of 80% or greater.
    Type: Application
    Filed: July 27, 2021
    Publication date: February 24, 2022
    Applicant: Ricoh Company, Ltd.
    Inventors: Kazuhiko Umemura, Tomohiro Nakagawa, Hiroki Hagiwara, Sei Yamamoto, Masayuki Koyano, Yuya Hirokawa, Takuya Saiga