Patents by Inventor Tsuyoshi Kato

Tsuyoshi Kato 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: 20220191520
    Abstract: There is provided an information processing apparatus, an image processing apparatus, an encoding device, a decoding device, an information processing method, and a program that facilitate scalable decoding of attribute information. Regarding the attribute information about a point cloud representing a three-dimensional object, a process of classifying the respective points of the point cloud into prediction points that are the points at which difference values between the attribute information and predicted values are left, and reference points that are the points at which the attribute information is referred to during derivation of the predicted values is recursively repeated on the reference points, so that the attribute information is hierarchized.
    Type: Application
    Filed: March 5, 2020
    Publication date: June 16, 2022
    Applicant: SONY GROUP CORPORATION
    Inventors: Tsuyoshi KATO, Satoru KUMA, Ohji NAKAGAMI, Hiroyuki YASUDA, Koji YANO
  • Publication number: 20220182670
    Abstract: The present disclosure relates to an information processing apparatus and an information generation method that enable suppression of deterioration in subjective quality of a point cloud. There is generated an occupancyMap indicating, for each local area of a frame image, presence or absence of a projection image of a point cloud on a two-dimensional plane in accordance with a positional relationship of points in a three-dimensional space, while the point cloud represents an object having a three-dimensional shape as a set of the points. The present disclosure can be applied to, for example, an information processing apparatus, an encoding device, a decoding device, or the like.
    Type: Application
    Filed: December 24, 2019
    Publication date: June 9, 2022
    Applicant: Sony Group Corporation
    Inventors: Satoru KUMA, Ohji NAKAGAMI, Tsuyoshi KATO, Koji YANO
  • Patent number: 11356690
    Abstract: The present disclosure relates to an image processing apparatus and a method that allow for easier and more appropriate rendering. Coded data is generated by encoding a two-dimensional plane image in which position information and attribute information for a point cloud that represents an object having a three-dimensional shape as a group of points are projected onto a two-dimensional plane, and a bitstream that includes the generated coded data and metadata to be used to render the point cloud is generated. The present disclosure can be applied to, for example, an image processing apparatus, an electronic device, an image processing method, a program, or the like.
    Type: Grant
    Filed: July 5, 2019
    Date of Patent: June 7, 2022
    Assignee: SONY CORPORATION
    Inventors: Tsuyoshi Kato, Satoru Kuma, Ohji Nakagami, Koji Yano
  • Publication number: 20220169941
    Abstract: This fluorine-containing ether compound is a fluorine-containing ether compound represented by formula (1). R1—X—R2—CH2—R3—CH2—R4??(1) (In formula (1), R1 is an alkenyloxy group of 2 to 8 carbon atoms or an alkynyloxy group of 3 to 8 carbon atoms. R2 is represented by formula (2) shown below. In formula (2), a represents an integer of 1 to 3. X is represented by formula (3) shown below. In formula (3), b represents an integer of 1 to 5, Y is a divalent linking group that is bonded to a carbon atom in formula (2), and R represents an alkyl group of 1 to 6 carbon atoms or H. R3 represents a perfluoropolyether chain. R4 represents a terminal group containing two or three polar groups, wherein each polar group is bonded to a different carbon atom, and the carbon atoms to which the polar groups are bonded are bonded to each other via a linking group containing a carbon atom to which a polar group is not bonded.
    Type: Application
    Filed: March 12, 2020
    Publication date: June 2, 2022
    Applicant: SHOWA DENKO K.K.
    Inventors: Natsumi SHIBATA, Tsuyoshi KATO, Daisuke YAGYU, Shunya SUZUKI, Masaki NANKO, Naoya FUKUMOTO
  • Patent number: 11315320
    Abstract: There is provided an information processing apparatus and method that makes it possible to suppress a reduction in a subjective image quality. Point cloud data before update of position information is searched for a point to be compared, the point to be compared being a point to be compared with a current point, the current point being a processing target point of the point cloud data with the updated position information, and the retrieved point to be compared is compared with the current point, and attribute information of the current point is set. The present disclosure is applicable to, for example, an information processing apparatus, an image processing apparatus, electronic equipment, an information processing method, a program, etc.
    Type: Grant
    Filed: September 14, 2018
    Date of Patent: April 26, 2022
    Assignee: SONY CORPORATION
    Inventors: Satoru Kuma, Tsuyoshi Kato, Ohji Nakagami, Koji Yano
  • Patent number: 11310518
    Abstract: An image processing apparatus and method that make it possible to decode encoded data of 3D data with increased ease. A bit stream is generated which includes projection direction information including information relating to a projection direction of position information of 3D data representative of a three-dimensional structure on a two-dimensional plane and encoded data of a geometry image obtained by projecting the position information on the two-dimensional plane.
    Type: Grant
    Filed: March 28, 2019
    Date of Patent: April 19, 2022
    Assignee: SONY CORPORATION
    Inventors: Satoru Kuma, Ohji Nakagami, Koji Yano, Tsuyoshi Kato
  • Patent number: 11279664
    Abstract: The present invention relates to a fluorine-containing ether compound represented by Formula (1), R1—R2—CH2—R3—CH2—R4??(1). (In Formula (1), R1 is an end group including an organic group having at least one double bond or triple bond, R2 is a divalent linking group bonded to R1 by etheric oxygen, R3 is a perfluoropolyether chain, R4 is an end group having two or three polar groups with each polar group being bonded to different carbon atoms, and the carbon atoms, to which the polar groups are bonded, being bonded to each other via a linking group including carbon atoms to which the polar groups are not bonded.
    Type: Grant
    Filed: January 30, 2017
    Date of Patent: March 22, 2022
    Assignee: SHOWA DENKO K.K.
    Inventors: Daisuke Yagyu, Yuta Yamaguchi, Naoya Fukumoto, Tsuyoshi Kato, Shoko Uetake, Hiroyuki Tomita, Ryuuta Miyasaka, Naoko Ito, Ichiro Ota, Katsumi Murofushi
  • Patent number: 11261394
    Abstract: A fluorine-containing ether compound represented by R1—R2—CH2—R3—CH2—R4—R5 is provided.
    Type: Grant
    Filed: August 23, 2018
    Date of Patent: March 1, 2022
    Assignee: SHOWA DENKO K.K.
    Inventors: Tsuyoshi Kato, Daisuke Yagyu, Naoya Fukumoto, Masaki Nanko, Masumi Kuritani, Katsumi Murofushi
  • Patent number: 11261395
    Abstract: The invention provides a fullerene compound; a lubricant that is for a magnetic recording medium and that contains the fullerene compound; and a magnetic recording medium. The fullerene compound is an ionic liquid that is represented by general formula (1) and is formed from a Bronsted acid (Hn1X) and a Bronsted base ([R2R3)N—]m1—R1); wherein one of the Brønsted acid and the Broønsted base contains a group having a fullerene; and the other contains a perfluoroalkyl chain.
    Type: Grant
    Filed: June 10, 2019
    Date of Patent: March 1, 2022
    Assignee: SHOWA DENKO K.K.
    Inventors: Tsuyoshi Kato, Kentaro Watanabe, Yasuyuki Ueda
  • Publication number: 20220058832
    Abstract: The present disclosure relates to an image processing apparatus and an image processing method each capable of reducing image quality deterioration. A connection component constituted by points that are included in a point group representing a three-dimensional structure, located adjacent to each other, and projected in an identical direction is projected on a two-dimensional plane in a plurality of directions to generate patches in the respective directions. A frame image where the generated patches in the respective directions are arranged is coded. For example, the present disclosure is applicable to an information processing apparatus, an image processing apparatus, an electronic apparatus, an information processing method, a program, or the like.
    Type: Application
    Filed: December 13, 2019
    Publication date: February 24, 2022
    Inventors: SATORU KUMA, OHJI NAKAGAMI, KOJI YANO, TSUYOSHI KATO
  • Publication number: 20220050125
    Abstract: This probe production method is a method of producing a probe (101) having a coating layer (104) on a surface thereof, in which the coating layer (104) is formed on a surface of a base material (103) having a sharp tip end portion (103a) using a gas phase method.
    Type: Application
    Filed: March 3, 2020
    Publication date: February 17, 2022
    Applicant: SHOWA DENKO K.K.
    Inventors: Tsuyoshi KATO, Hiroyuki TOMITA, Takuya MINAMI, Shohei NISHIZAWA, Yoshitomo SHIMAZU, Gohei KUROKAWA, Katsumi MUROFUSHI, Naoya FUKUMOTO
  • Publication number: 20220049176
    Abstract: The fluorine-containing ether compound is represented by the following formula (1): R1—R2—CH2—R3—CH2—R4. In the formula (1), R1 is represented by the following formula (2), R2 is represented by the following formula (3), R3 is a perfluoropolyether chain, and R4 is an organic end group different from R1—R2— and contains two or three polar groups, wherein each polar group is bonded to a different carbon atom, and the carbon atoms to which the polar groups are bonded are bonded to one another via a linking group containing a carbon atom to which the polar group is not bonded. In the formula (2), R5 is an alkoxy group selected from the group consisting of a methoxy, an ethoxy and a propoxy group. In the formula (3), w is 2 or 3.
    Type: Application
    Filed: August 28, 2019
    Publication date: February 17, 2022
    Applicant: SHOWA DENKO K.K.
    Inventors: Daisuke YAGYU, Naoya FUKUMOTO, Tsuyoshi KATO, Katsumi MUROFUSHI
  • Publication number: 20220048882
    Abstract: The fluorine-containing ether compound is represented by the following formula (1): R1-R2—CH2—R3—CH2—R4. In the formula (1), R1 is represented by the following formula (2), R2 is represented by the following formula (3), R3 is a perfluoropolyether chain, and R4 is an organic end group different from R1-R2- and contains two or three polar groups, wherein each polar group is bonded to a different carbon atom, and the carbon atoms to which the polar groups are bonded are bonded to one another via a linking group containing a carbon atom to which the polar group is not bonded. In the formula (2), r is 1 to 3. In the formula (3), w is 2 or 3.
    Type: Application
    Filed: August 28, 2019
    Publication date: February 17, 2022
    Applicant: SHOWA DENKO K.K.
    Inventors: Daisuke YAGYU, Naoya FUKUMOTO, Tsuyoshi KATO, Katsumi MUROFUSHI
  • Publication number: 20220044448
    Abstract: There is provided an image processing device and a method that are configured to be capable of reducing the increase of a load on encoding/decoding of attribute information of a point cloud. The attribute information of the point cloud is encoded using contexts corresponding to weight values obtained by an orthogonal transformation made on location information of the point cloud, the orthogonal transformation taking into consideration a three-dimensional structure. Further, encoded data associated with the attribute information of the point cloud is decoded using contexts corresponding to weight values obtained by an orthogonal transformation made on the location information of the point cloud, the orthogonal transformation taking into consideration a three-dimensional structure. The present disclosure can be applied to, for example, image processing devices, electronic equipment, image processing methods, programs, and the like.
    Type: Application
    Filed: September 18, 2019
    Publication date: February 10, 2022
    Applicant: SONY CORPORATION
    Inventors: Ohji NAKAGAMI, Koji YANO, Satoru KUMA, Tsuyoshi KATO
  • Publication number: 20220038751
    Abstract: The present disclosure relates to an image processing apparatus and a method that enable decoding of encoded data of an octree in various processing orders. The octree corresponding to point cloud data is encoded after the context is initialized for each layer of the octree. Further, a breadth-first order or a depth-first order is selected as the decoding order for the encoded data of the octree corresponding to point cloud data, and the encoded data is decoded in the selected decoding order. The present disclosure can be applied to an image processing apparatus, an electronic apparatus, an image processing method, a program, or the like, for example.
    Type: Application
    Filed: September 13, 2019
    Publication date: February 3, 2022
    Inventors: KOJI YANO, TSUYOSHI KATO, SATORU KUMA, OHJI NAKAGAMI
  • Publication number: 20220038674
    Abstract: There is provided an image processing device and a method that enable partial decoding of 3D data to be performed more easily. Management information of a block as a partial region in a predetermined three-dimensional spatial region including 3D data representing a three-dimensional structure is generated. In addition, a block satisfying a condition specified by a user is selected on the basis of management information of the block as a partial region in a predetermined three-dimensional spatial region including 3D data representing a three-dimensional structure, and coded data of the 3D data within the selected block is decoded. The present disclosure can be applied to, for example, an image processing device, an electronic apparatus, an image processing method, a program, or the like.
    Type: Application
    Filed: September 18, 2019
    Publication date: February 3, 2022
    Applicant: SONY CORPORATION
    Inventors: Hiroyuki YASUDA, Ohji NAKAGAMI, Satoru KUMA, Koji YANO, Tsuyoshi KATO
  • Publication number: 20220036654
    Abstract: There is provided an image processing apparatus and an image processing method that are capable of suppressing an increase in loads when a point cloud is generated from a mesh. Point cloud data is generated by positioning points at intersection points between a surface of a mesh and vectors each including, as a start origin, position coordinates corresponding to a specified resolution. For example, intersection determination is performed between the surface of the mesh and each of the vectors, and in a case where the surface and the vector are determined to intersect each other, the coordinates of the intersection point are calculated. The present disclosure can be applied to an image processing apparatus, electronic equipment, an image processing method, a program, or the like.
    Type: Application
    Filed: September 18, 2019
    Publication date: February 3, 2022
    Applicant: SONY CORPORATION
    Inventors: Ohji NAKAGAMI, Koji YANO, Satoru KUMA, Tsuyoshi KATO, Hiroyuki YASUDA
  • Patent number: 11225624
    Abstract: A fluorine-containing ether compound represented by Formula (1) is provided, R1—R2—CH2—R3—CH2—R4??(1) (In Formula (1), R1 is an alkyl group that may have a substituent, R2 is a divalent linking group bonded to R1 via an ethereal oxygen, R3 is a perfluoropolyether chain, and R4 is an end group which is different from R1-R2 and includes two or three polar groups, in which each of the polar groups is bonded to a different carbon atom, and the carbon atoms bonded to the polar groups are bonded to each other via a linking group containing a carbon atom not bonded to the polar groups.).
    Type: Grant
    Filed: August 7, 2018
    Date of Patent: January 18, 2022
    Assignee: SHOWA DENKO K.K.
    Inventors: Tsuyoshi Kato, Daisuke Yagyu, Naoya Fukumoto, Yuta Yamaguchi
  • Patent number: 11227436
    Abstract: The present disclosure relates to an information processing apparatus and an information processing method capable of suppressing a reduction in quality of rendering results. Rendering is performed on voxel data that is 3D data obtained by quantizing position information using voxels and representing a three-dimensional structure in response to a shape of each of the voxels. Alternatively, rendering is performed on voxel data that is 3D data obtained by quantizing position information using voxels and representing a three-dimensional structure on the basis of rendering information that is information related to the rendering of the voxel data. The present disclosure is applicable to, for example, an information processing apparatus, an image processing apparatus, an electronic apparatus, an information processing method, a program, and the like.
    Type: Grant
    Filed: January 7, 2019
    Date of Patent: January 18, 2022
    Assignee: SONY CORPORATION
    Inventors: Satoru Kuma, Ohji Nakagami, Koji Yano, Tsuyoshi Kato
  • Publication number: 20220012849
    Abstract: There is provided an image processing device and a method capable of suppressing lowering of image quality. Correction information that is information regarding correction of 3D data representing a three-dimensional structure constructed using 2D data representing a two-dimensional image is generated, and the generated correction information is coded. Furthermore, coded data of correction information that is information regarding correction of 3D data representing a three-dimensional structure constructed using 2D data representing a two-dimensional image is decoded, and 3D data is constructed using the 2D data and correction information generated by decoding coded data of the correction information. The present disclosure can be applied to, for example, an information processing device, an image processing device, an electronic apparatus, an information processing method, a program, or the like.
    Type: Application
    Filed: December 24, 2019
    Publication date: January 13, 2022
    Applicant: SONY GROUP CORPORATION
    Inventors: Satoru KUMA, Ohji NAKAGAMI, Koji YANO, Tsuyoshi KATO