Patents by Inventor Kazunori Maruyama

Kazunori Maruyama 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: 20230252385
    Abstract: An information processing apparatus configured to: generate a first group of a first number of pieces of a plurality of pieces of information each of which indicates an item to be picking target, generate a second group of the first number of pieces of a plurality of pieces of information, generate a first sequence of the plurality of pieces of information based on the first group and the second group, generate a second sequence of the plurality of pieces of information based on a plurality of groups to which a fifth information is assigned at a beginning, determine an sequence with the best index of the picking efficiency based on a value of the index of the picking efficiency of the first sequence and a value of the index of the picking efficiency of the second sequence, and output the sequence with the best index.
    Type: Application
    Filed: April 13, 2023
    Publication date: August 10, 2023
    Applicant: FUJITSU LIMITED
    Inventors: Kazunori MARUYAMA, Takashi YAMAZAKI
  • Publication number: 20230167364
    Abstract: The present invention is to find appropriate manufacturing conditions for obtaining a homogeneous scattering state, a homogeneous transparent state, and a homogeneous driving voltage state and to obtain a polymer dispersed liquid crystal display element that has homogeneous properties. A polymer dispersed liquid crystal display element having excellent homogeneity can be obtained by irradiating a light control layer-forming material containing a liquid crystal material and a polymerizable composition with ultraviolet light under specific ultraviolet irradiation conditions to polymerize the polymerizable composition.
    Type: Application
    Filed: April 22, 2021
    Publication date: June 1, 2023
    Applicant: DIC Corporation
    Inventors: Hidetoshi NAKATA, Kazunori MARUYAMA
  • Patent number: 11650579
    Abstract: An information processing device includes: a memory; and a processor coupled to the memory and configured to: learn a classification rule that classifies an abnormal degree of a production facility from a text feature amount based on the text feature amount obtained from a number of texts included in a plurality of pieces of log data obtained in a predetermined process of the production facility and production history information of the production facility; extract a text feature amount of log data to be monitored obtained in the predetermined process of the production facility; and determine an abnormal degree of the production facility when the log data to be monitored is obtained based on the text feature amount and the classification rule.
    Type: Grant
    Filed: March 5, 2020
    Date of Patent: May 16, 2023
    Assignee: FUJITSU LIMITED
    Inventors: Kazunori Maruyama, Takeshi Soeda
  • Publication number: 20230112953
    Abstract: A nematic liquid crystal composition having a high ?n and a high ?? in a liquid crystal material that enables greater phase control over electromagnetic waves in the microwave or millimeter wave range, and a liquid crystal element, a sensor, a liquid crystal lens, an optical communication device, and an antenna including the nematic liquid crystal composition. Specifically, a liquid crystal composition containing one or two or more compounds represented by general formula (i) in the specification and one or two or more compounds represented by general formula (ii) in the specification, and having a high ?n and a high ??.
    Type: Application
    Filed: December 10, 2020
    Publication date: April 13, 2023
    Applicant: DIC Corporation
    Inventors: Mika YAMAMOTO, Yoshio AOKI, Hidetoshi NAKATA, Kazunori MARUYAMA, Shinichi HIRATA, Haruki OHISHI, Masahiro HORIGUCHI
  • Publication number: 20230035149
    Abstract: An information processing device includes one or more processors configured to: by executing single-objective optimization on a first objective function among a plurality of objective functions defined according to feeding orders of a plurality of objects into a work line, specify first feeding orders in which values of the first objective function are better than an initial feeding order, by executing the single-objective optimization on a second objective function, specify second feeding orders in which the values of the second objective function are better than the initial feeding order, and executing multi-objective optimization on the plurality of objective functions by using the first feeding orders and the second feeding orders.
    Type: Application
    Filed: October 10, 2022
    Publication date: February 2, 2023
    Applicant: FUJITSU LIMITED
    Inventors: Jun Taniguchi, Kazunori Maruyama, Takeshi Soeda
  • Publication number: 20220350318
    Abstract: An information processing apparatus configured to generate an initial order for manufacturing a plurality of products by using a plurality of parts, generate a plurality of states in which the order of the plurality of parts, allocate the plurality of parts included in the range to the plurality of products, acquire the product quality of each of the plurality of products to which the plurality of parts is allocated, repeat order search that determines the order of the parts in the range based on the product quality while changing the position of the range in the initial order, and search for a first order of the plurality of parts by executing processing of determining the order of the parts in the initial order after changing the order in the range as a part of the initial order, while sequentially changing a position of the range in the initial order.
    Type: Application
    Filed: July 18, 2022
    Publication date: November 3, 2022
    Applicant: FUJITSU LIMITED
    Inventors: Kazunori Maruyama, Takashi Yamazaki, Takeshi Soeda
  • Patent number: 11360342
    Abstract: The present invention relates to light-scattering liquid crystal devices suited for use in light control glass such as optical shutters and use in segment displays in, for example, clocks. A light-scattering liquid crystal device according to the present invention includes two substrates 1, of which at least one includes an electrode layer 2 and at least one is transparent, and a light control layer 4 held between the substrates, the light control layer 4 containing a liquid crystal material and a polymer substance, wherein the light-scattering liquid crystal device includes, between the substrates and the light control layer, a thin film layer 3 formed by subjecting a thermally curable compound containing a reactive group to thermal curing. According to the present invention, a light-scattering liquid crystal device having dramatically improved adhesion can be provided.
    Type: Grant
    Filed: July 23, 2019
    Date of Patent: June 14, 2022
    Assignee: DIC CORPORATION
    Inventors: Hidetoshi Nakata, Keumhee Jang, Kazunori Maruyama
  • Publication number: 20220057672
    Abstract: The present invention relates to a liquid crystal composition for a light-scattering liquid crystal device shown in FIG. 1 containing a polymerizable compound selected from the group consisting of compounds represented by the following general formula (1) as a first component and containing a compound having a negative dielectric anisotropy as a second component, a light-scattering liquid crystal device using the liquid crystal composition, and a smart window using the light-scattering liquid crystal device. A reverse mode type light-scattering liquid crystal device can have excellent transparency when no voltage is applied and a reduced driving voltage by the liquid crystal composition of the present invention.
    Type: Application
    Filed: July 18, 2019
    Publication date: February 24, 2022
    Applicant: DIC Corporation
    Inventors: Masanao Takashima, Shinichi Hirata, Kazunori Maruyama, Toru Fujisawa, Kazuaki Hatsusaka, Hidetoshi Nakata
  • Publication number: 20210223586
    Abstract: The present invention relates to light-scattering liquid crystal devices suited for use in light control glass such as optical shutters and use in segment displays in, for example, clocks. A light-scattering liquid crystal device according to the present invention includes two substrates 1, of which at least one includes an electrode layer 2 and at least one is transparent, and a light control layer 4 held between the substrates, the light control layer 4 containing a liquid crystal material and a polymer substance, wherein the light-scattering liquid crystal device includes, between the substrates and the light control layer, a thin film layer 3 formed by subjecting a thermally curable compound containing a reactive group to thermal curing. According to the present invention, a light-scattering liquid crystal device having dramatically improved adhesion can be provided.
    Type: Application
    Filed: July 23, 2019
    Publication date: July 22, 2021
    Applicant: DIC Corporation
    Inventors: Hidetoshi Nakata, Keumhee Jang, Kazunori Maruyama
  • Publication number: 20210026339
    Abstract: An information processing device includes a processor configured to: calculate a principal component score of each piece of manufacturing data for each verification data by using an eigenvector obtained by performing principal component analysis on each piece of manufacturing data of a manufactured product and performing principal component analysis on each piece of manufacturing data of the verification data to which an OK or no-good label is attached; calculate determination accuracy in a case where OK or no good of each verification data is determined by using a number of dimensions of the principal component score, a combination of the principal component scores for the number of dimensions, and a determination threshold of a distance in a principal component space of the combination; and search for the number of dimensions, the combination, and the determination threshold that make the determination accuracy satisfy a predetermined condition as determination rules.
    Type: Application
    Filed: October 8, 2020
    Publication date: January 28, 2021
    Applicant: FUJITSU LIMITED
    Inventors: Kazunori Maruyama, Takashi Yamazaki, Takeshi Soeda
  • Publication number: 20200201309
    Abstract: An information processing device includes: a memory; and a processor coupled to the memory and configured to: learn a classification rule that classifies an abnormal degree of a production facility from a text feature amount based on the text feature amount obtained from a number of texts included in a plurality of pieces of log data obtained in a predetermined process of the production facility and production history information of the production facility; extract a text feature amount of log data to be monitored obtained in the predetermined process of the production facility; and determine an abnormal degree of the production facility when the log data to be monitored is obtained based on the text feature amount and the classification rule.
    Type: Application
    Filed: March 5, 2020
    Publication date: June 25, 2020
    Applicant: FUJITSU LIMITED
    Inventors: Kazunori Maruyama, Takeshi Soeda
  • Patent number: 10421906
    Abstract: There is provided a liquid crystal display element. The liquid crystal layer contains a liquid crystal composition between the first substrate and the second substrate. The first common electrode contains a transparent conductive material on the first substrate. The second common electrode contains a transparent conductive material on the second substrate. The pixel electrode contains a transparent conductive material. Distances R between the pixel electrode and the common electrode is smaller than distance G between the first substrate and the second substrate. The common electrode is disposed closer to the first substrate than the pixel electrode over nearly the entire surface of the first substrate. The liquid crystal composition has negative dielectric anisotropy and contains one or two or more compounds selected from the group of compounds represented by General Formula (i), General Formula (ii), and General Formula (iii).
    Type: Grant
    Filed: July 23, 2015
    Date of Patent: September 24, 2019
    Assignee: DIC CORPORATION
    Inventors: Kazunori Maruyama, Yoshinori Iwashita, Shinji Ogawa
  • Patent number: 10423033
    Abstract: [Problem] The purpose of the present invention is to provide a method for developing a large anchoring energy by simple processes. [Solution] There is provided a method for manufacturing a liquid crystal alignment film, comprising: a process (I) of mixing a solvent with a photoresponsive polymer to prepare a photoresponsive polymer solution; a process (II) of coating the photoresponsive polymer solution on a substrate, followed by drying at 50 to 100° C. for 1 to 3 minutes and then drying at 120° C. to 180° C. for 5 to 75 minutes to form a coating film; and a process (III) of adjusting a temperature of the coating film while the coating film is irradiated with a light of 200 to 350 nm to 40° C. to 100° C.
    Type: Grant
    Filed: September 30, 2014
    Date of Patent: September 24, 2019
    Assignee: DIC CORPORATION
    Inventors: Fumiaki Kodera, Kunihiko Kotani, Kazunori Maruyama, Yutaka Kadomoto, Masanao Takashima, Hiroshi Hasebe, Yoshitaka Saito
  • Patent number: 10414980
    Abstract: This invention provides an FFS type liquid crystal display containing one type or two or more types of compounds selected from the group of compounds represented by General Formula (i), General Formula (ii), and General Formula (iii) and one type or two or more types of compounds selected from compounds represented by General Formula (II). This display makes it possible to realize excellent display characteristics without deteriorating various liquid crystal display characteristics such as dielectric anisotropy, viscosity, nematic-phase maximum temperature, nematic-phase stability at low temperatures, or ?1 and the display burn-in characteristics.
    Type: Grant
    Filed: July 23, 2015
    Date of Patent: September 17, 2019
    Assignee: DIC CORPORATION
    Inventors: Kazunori Maruyama, Takashi Kitsunai, Shinji Ogawa
  • Patent number: 10301546
    Abstract: The liquid crystal display element uses a liquid crystal composition which has a negative value of dielectric anisotropy (??) and is designed to improve light transmittance adjusting an elastic constant, and a liquid crystal display including the liquid crystal display element. The liquid crystal display element uses a liquid crystal composition having a dielectric anisotropy (??) of less than ?1.5, in which a value of ? of the liquid crystal composition is 0.3 or less, and the value of ? is obtained from Equation (2) using measured values of a splay elastic constant (K11) and a bend elastic constant (K33) of the liquid crystal composition and a twist elastic constant (K22) value obtained from Equation (1) using measured values of a threshold voltage (Vth), a bend elastic constant (K33), vacuum permittivity (?0), a cell gap (d), and a helical pitch (P0).
    Type: Grant
    Filed: October 20, 2016
    Date of Patent: May 28, 2019
    Assignee: DIC CORPORATION
    Inventors: Tsuyoshi Sasaki, Hidenari Akiyama, Yasuo Umezu, Kazunori Maruyama, Haruki Ohishi, Shinji Ogawa, Yoshinori Iwashita
  • Patent number: 10268175
    Abstract: A computer-implemented method includes obtaining one of image information of a recording medium placed in a sensing area and tag information attached to the recording medium; obtaining environmental control information corresponding to the obtained one of image information and tag information from a storage; and based on the obtained environmental control information, controlling one or more of a light-emitting device, a display device, an audio device, a temperature control device, an air-flow control device, a vibration device, and an aroma emitting device that are disposed around the sensing area.
    Type: Grant
    Filed: July 25, 2016
    Date of Patent: April 23, 2019
    Assignees: FUJITSU LIMITED, FUJTISU FACILITIES LIMITED
    Inventors: Yasushi Sugama, Yasushi Tateno, Masatoshi Kimura, Kazunori Maruyama, Tetsuo Yamamoto, Kota Ichinose
  • Patent number: 10133109
    Abstract: Provided is an LCD device having excellent high speed responsiveness. This LCD device contains a polymer or a copolymer in a liquid crystal composition sandwiched between two transparent substrates, at least one of which has an electrode, and the content of the polymer or the copolymer is 1% by mass or greater and less than 40% by mass of the total mass of the liquid crystal composition and the polymer or the copolymer. This LCD device can be applied to various operation modes such as TN, STN, ECB, VA, VA-TN, IPS, FFS, a ? cell, OCB, and cholesteric liquid crystals.
    Type: Grant
    Filed: February 12, 2015
    Date of Patent: November 20, 2018
    Assignee: DIC CORPORATION (TOKYO)
    Inventors: Toru Fujisawa, Go Sudo, Shuuhei Yamamoto, Kazunori Maruyama, Haruyoshi Takatsu, Marina Goto, Fumiaki Kodera, Keumhee Jang
  • Patent number: 10113115
    Abstract: There is provided a liquid crystal composition having the following properties without suffering reductions in refractive index anisotropy (?n) and nematic phase-isotropic liquid phase transition temperature (Tm): sufficiently low viscosity (?), sufficiently low rotational viscosity (?1), a large elastic constant (K33), and a negative dielectric anisotropy (??) with a large absolute value. There is also provided a liquid crystal display device of, for example, a VA type that uses such a liquid crystal composition and that has a high response speed and excellent display quality with defective display being eliminated or reduced. In particular, a liquid crystal composition having a negative dielectric anisotropy is provided, the composition containing a first component that is at least one compound represented by General Formula (i) and a second component that is at least one compound selected from compounds represented by General Formula (L).
    Type: Grant
    Filed: September 1, 2015
    Date of Patent: October 30, 2018
    Assignee: DIC CORPORATION (TOKYO)
    Inventors: Kazunori Maruyama, Shinichi Hirata
  • Publication number: 20180282626
    Abstract: The liquid crystal display element uses a liquid crystal composition which has a negative value of dielectric anisotropy (??) and is designed to improve light transmittance adjusting an elastic constant, and a liquid crystal display including the liquid crystal display element. The liquid crystal display element uses a liquid crystal composition having a dielectric anistropy (??) of less than ?1.5, in which a value of ? of the liquid crystal composition is 0.3 or less, and the value of ? is obtained from Equation (2) using measured values of a splay elastic constant (K11) and a bend elastic constant (K33) of the liquid crystal composition and a twist elastic constant (K22) value obtained from Equation (1) using measured values of a threshold voltage (Vth), a bend elastic constant (K33), vacuum permittivity (?0), a cell gap (d), and a helical pitch (P0).
    Type: Application
    Filed: October 20, 2016
    Publication date: October 4, 2018
    Applicant: DIC Corporation
    Inventors: Tsuyoshi Sasaki, Hidenari Akiyama, Yasuo Umezu, Kazunori Maruyama, Haruki Ohishi, Shinji Ogawa, Yoshinori Iwashita
  • Publication number: 20180282623
    Abstract: The liquid crystal composition is designed to improve light transmittance using an elastic constant and has a negative value of dielectric anisotropy (??), a liquid crystal display element using the liquid crystal composition, and the liquid crystal display. The liquid crystal composition has a negative value of dielectric anisotropy (??) and a value of ? of 0.28 or less. The value of ? is obtained from Equation (2) using a twist elastic constant (K22) value obtained from Equation (1) using measured values of dielectric anisotropy (??), a threshold voltage (Vth), a bend elastic constant (K33), vacuum permittivity (?0), a cell gap (d), and a helical pitch (P0) and measured values of a splay elastic constant (K11) and the bend elastic constant (K33).
    Type: Application
    Filed: November 1, 2016
    Publication date: October 4, 2018
    Applicant: DIC Corporation
    Inventors: Tsuyoshi Sasaki, Hidenari Akiyama, Yasuo Umezu, Kazunori Maruyama, Haruki Ohishi, Shinji Ogawa, Yoshinori Iwashita