Patents by Inventor Keisuke KODAMA

Keisuke KODAMA 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: 20240142676
    Abstract: There is provided a compound represented by General Formula (I), a composition containing the compound represented by General Formula (I), a cured product, an optically anisotropic body, an optical element, and a light guide element. P1 and P2 each independently represent a hydrogen atom, —CN, —NCS, or a polymerizable group. However, at least one of P1 or P2 represents a polymerizable group. Sp1 and Sp2 each independently represent a specific group. A1, A2, A3, and A4 each independently represent an aromatic hydrocarbon ring group or aromatic heterocyclic group which may have a specific substituent. Z1 and Z2 each independently represent a specific linking group or a single bond. B1 represents a group represented by a specific formula. n1 and n2 each independently represent an integer of 0 to 2.
    Type: Application
    Filed: December 21, 2023
    Publication date: May 2, 2024
    Applicant: FUJIFILM Corporation
    Inventors: Yuki FUKUSHIMA, Megumi OKUBO, Keisuke KODAMA, Shunya KATOH, Kiyoshi TAKEUCHI
  • Patent number: 11965125
    Abstract: A compound has an excellent rate of change in HTP caused by exposure. A liquid crystal composition is formed of the compound. A cured product, an optically anisotropic body, and a reflective film can be obtained by curing the liquid crystal composition.
    Type: Grant
    Filed: January 28, 2022
    Date of Patent: April 23, 2024
    Assignee: FUJIFILM Corporation
    Inventors: Yuko Suzuki, Keisuke Kodama
  • Publication number: 20240125968
    Abstract: An estimation device collects sensor data representing a change in a load along a time series as a change in a voltage value from a sensor that generates a voltage when a load applied to an area changes, and estimates a matter related to a measurement target passing through a predetermined area by using sensor data collected from the sensor installed in the predetermined area.
    Type: Application
    Filed: February 25, 2021
    Publication date: April 18, 2024
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Sotaro MAEJIMA, Keisuke TSUNODA, Midori KODAMA, Naoki ARAI, Kazuaki OBANA
  • Publication number: 20240103165
    Abstract: An object is to provide a distance measurement device capable of receiving measurement light reflected by an object by responding to a wide angle range with a high S/N ratio. The object is achieved by the distance measurement device including: an infrared light source; a light receiving section that receives an infrared ray emitted from the light source and reflected by an object; and a band-pass filter (BPF) member that is disposed on a light-receiving surface side of the light receiving section and through which the infrared ray is transmitted, in which the BPF member includes a BPF and a refraction member that is disposed in contact with the BPF and refracts the infrared ray.
    Type: Application
    Filed: December 1, 2023
    Publication date: March 28, 2024
    Applicant: FUJIFILM Corporation
    Inventors: Yujiro YANAI, Keisuke KODAMA
  • Patent number: 11905449
    Abstract: A compound having an excellent rate of change in HTP caused by exposure is achieved and is represented by General Formula (1). In addition, a composition is formed of the compound, and a cured product, an optically anisotropic body, or a reflective film is obtained by curing the composition.
    Type: Grant
    Filed: August 27, 2021
    Date of Patent: February 20, 2024
    Assignee: FUJIFILM Corporation
    Inventors: Yuko Suzuki, Keisuke Kodama
  • Patent number: 11869190
    Abstract: A method, a program, and a method determining hypermutated type cancer with higher accuracy than before is provided.
    Type: Grant
    Filed: April 4, 2022
    Date of Patent: January 9, 2024
    Assignees: Niigata University, Denka Company Limited
    Inventors: Toshifumi Wakai, Shujiro Okuda, Yoshifumi Shimada, Hiroshi Izutsu, Keisuke Kodama
  • Publication number: 20240004116
    Abstract: Regarding an optical element that includes an optically-anisotropic layer having a liquid crystal alignment pattern where a direction of an optical axis derived from a liquid crystal compound changes while continuously rotating in at least one in-plane direction, an object of the present invention is to provide a liquid crystal composition with which an optical element having an excellent diffraction efficiency can be prepared, and an optical element and a light guide element. The liquid crystal composition according to the present invention includes a rod-like liquid crystal compound and a disk-like liquid crystal compound, and a ratio between a twist elastic constant K22 and a splay elastic constant K11 of the liquid crystal composition satisfies 0.7?K22/K11.
    Type: Application
    Filed: September 14, 2023
    Publication date: January 4, 2024
    Applicant: FUJIFILM Corporation
    Inventors: Megumi OKUBO, Mitsuyoshi ICHIHASHI, Yuki FUKUSHIMA, Keisuke KODAMA, Shunya KATOH
  • Patent number: 11860338
    Abstract: Provided is an optical film with a resin substrate adhered to an optically anisotropic layer and suppression of occurrence of optical defects in the optically anisotropic layer. The optical film has a resin substrate having an alignment regulating force and an optically anisotropic layer arranged thereon, in which the optically anisotropic layer contains a liquid crystal compound and a compound having a heteroatom different from the liquid crystal compound, and in a case where a surface of the optical film on an optically anisotropic layer side thereof is a first surface and a surface of the optical film on a resin substrate side thereof is a second surface, and components of the optical film in a depth direction are analyzed by time-of-flight secondary ion mass spectrometry while irradiating the optical film with an ion beam from the first surface toward the second surface, the obtained profile satisfies a predetermined requirement.
    Type: Grant
    Filed: February 14, 2022
    Date of Patent: January 2, 2024
    Assignee: FUJIFILM Corporation
    Inventors: Akira Maruyama, Keisuke Kodama, Tetsuro Otsuka, Hiroyuki Hagio, Yuta Takahashi, Shinpei Yoshida, Satoshi Yanokuchi
  • Patent number: 11860339
    Abstract: The present invention provides an optically anisotropic layer which has a plurality of regions in which alignment states of a liquid crystal compound are different in a thickness direction and in which peeling is unlikely to occur in the layer. The optically anisotropic layer of the present invention is an optically anisotropic layer formed of a liquid crystal compound, in which the optically anisotropic layer contains a leveling agent and satisfies a predetermined requirement in a profile of a secondary ion intensity derived from the leveling agent in a depth direction, which is obtained by analyzing components of the optically anisotropic layer in a depth direction by time-of-flight secondary ion mass spectrometry while irradiating the optically anisotropic layer with an ion beam from one surface of the optically anisotropic layer to the other surface of the optically anisotropic layer.
    Type: Grant
    Filed: January 31, 2023
    Date of Patent: January 2, 2024
    Assignee: FUJIFILM Corporation
    Inventors: Yuta Fukushima, Shinpei Yoshida, Yuta Takahashi, Keisuke Kodama
  • Patent number: 11852940
    Abstract: An optically anisotropic film is formed of a liquid crystal composition including a liquid crystal compound and has a liquid crystal alignment pattern in which a direction of an optical axis derived from the liquid crystal compound changes while continuously rotating in at least one in-plane direction of the optically anisotropic film, and the optically anisotropic film satisfies predetermined requirements.
    Type: Grant
    Filed: December 16, 2022
    Date of Patent: December 26, 2023
    Assignee: FUJIFILM Corporation
    Inventors: Takashi Yonemoto, Yukito Saitoh, Hiroshi Sato, Yuki Fukushima, Mitsuyoshi Ichihashi, Keisuke Kodama, Shunya Katoh, Naoto Yanase
  • Patent number: 11834600
    Abstract: Provided is a liquid crystal composition capable of forming an optically anisotropic layer, and method thereof, in which a variation in a twisted angle of liquid crystal compound in an in-plane direction is suppressed an optical film, and a circularly polarizing plate for an organic EL display. The liquid crystal composition contains a liquid crystal, optically active compound A which is a photosensitive optically active compound whose helical twisting power changes upon irradiation with light and has a molar absorption coefficient of 5,000 M?1·cm?1 or more with respect to light having a wavelength of 365 nm, and an optically active compound B having a molar absorption coefficient with respect to light having a wavelength of 365 nm smaller than the molar absorption coefficient of the optically active compound A, in which a mass content ratio of the optically active compound A to the liquid crystal compound is less than 0.01.
    Type: Grant
    Filed: February 14, 2022
    Date of Patent: December 5, 2023
    Assignee: FUJIFILM Corporation
    Inventors: Keisuke Kodama, Yuki Fukushima, Shunya Katoh, Yuta Takahashi, Shinpei Yoshida, Satoshi Yanokuchi, Akira Maruyama, Hiroyuki Hagio
  • Publication number: 20230367621
    Abstract: A software providing apparatus that provides software for performing data processing concerning an oncogene, the software operating on a virtual machine and including a software module that executes data processing concerning an oncogene and setting information for determining an operation at a time when the software module executes the data processing, the software providing apparatus comprising a receiving unit that receives an instruction concerning providing the software to an at least one predetermined user group; and a generating unit that, when the instruction has been received, instructs an information processing apparatus which stores a template of a virtual machine including the software to duplicate the template of the virtual machine, hereby causing the information processing apparatus to generate a new virtual machine including software to be provided to the at least one predetermined user group.
    Type: Application
    Filed: October 7, 2021
    Publication date: November 16, 2023
    Inventors: Shujiro OKUDA, Yu WATANABE, Hiroshi IZUTSU, Keisuke KODAMA
  • Patent number: 11732194
    Abstract: Provided are a cholesteric liquid crystal layer having an excellent reflection anisotropy, a low haze, and a high circular polarization degree of reflected light, and a method for producing the same. In addition, provided are a laminate, an optically anisotropic body, and a reflective film, each of which including the cholesteric liquid crystal layer.
    Type: Grant
    Filed: September 22, 2020
    Date of Patent: August 22, 2023
    Assignee: FUJIFILM Corporation
    Inventors: Keisuke Kodama, Mitsuyoshi Ichihashi, Shunya Katoh, Takeshi Nakamori
  • Patent number: 11693278
    Abstract: Provided are a liquid crystal diffraction element which exhibits low scattering and high sharpness of diffracted light, and a method for producing the same.
    Type: Grant
    Filed: March 24, 2022
    Date of Patent: July 4, 2023
    Assignee: FUJIFILM Corporation
    Inventors: Yukito Saitoh, Keisuke Kodama, Hiroshi Sato, Katsumi Sasata
  • Publication number: 20230176252
    Abstract: The present invention provides an optically anisotropic layer which has a plurality of regions in which alignment states of a liquid crystal compound are different in a thickness direction and in which peeling is unlikely to occur in the layer. The optically anisotropic layer of the present invention is an optically anisotropic layer formed of a liquid crystal compound, in which the optically anisotropic layer contains a leveling agent and satisfies a predetermined requirement in a profile of a secondary ion intensity derived from the leveling agent in a depth direction, which is obtained by analyzing components of the optically anisotropic layer in a depth direction by time-of-flight secondary ion mass spectrometry while irradiating the optically anisotropic layer with an ion beam from one surface of the optically anisotropic layer to the other surface of the optically anisotropic layer.
    Type: Application
    Filed: January 31, 2023
    Publication date: June 8, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Yuta FUKUSHIMA, Shinpei YOSHIDA, Yuta TAKAHASHI, Keisuke KODAMA
  • Publication number: 20230176438
    Abstract: Provided is an optically anisotropic layer formed of a liquid crystal compound, which includes first and second layers in direct contact along a thickness direction, an alignment state of the liquid crystal compound in the first layer is different from the second layer, and the optically anisotropic layer satisfies a relationship of Expression (2A) Xmax/Xmin<1.10 where a region within a square having a largest size that can be drawn on a surface of the optically anisotropic layer is subdivided into 64 square-shaped sub-regions having the same area, a thickness d1 of the first layer and a thickness d2 of the second layer at a center position of the sub-region are obtained, X represented by Expression (1) X=d1/(d1+d2) for each sub-region is calculated, and among the calculated 64 X's, a maximum value is defined as Xmax and a minimum value is defined as Xmin.
    Type: Application
    Filed: January 31, 2023
    Publication date: June 8, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Shinpei YOSHIDA, Yuta TAKAHASHI, Kentaro YAMURA, Keisuke KODAMA
  • Publication number: 20230161211
    Abstract: A method for producing a cholesteric liquid crystal layer is a method that can produce a cholesteric liquid crystal layer whose reflection surface is not parallel to a substrate surface by a simple method. The method includes: a step 1 of forming a composition layer satisfying a condition 1, a condition 2, or a condition 3 on a substrate, using a liquid crystal composition including a liquid crystal compound; and a step 2 of subjecting the composition layer to a treatment for cholesterically aligning the liquid crystal compound in the composition layer to form a cholesteric liquid crystal layer.
    Type: Application
    Filed: January 9, 2023
    Publication date: May 25, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Keisuke KODAMA, Shunya KATOH, Mitsuyoshi ICHIHASHI
  • Publication number: 20230148243
    Abstract: There is provided a data generation apparatus including a display control unit that displays, on a screen, an image and borders of a plurality of partial images generated by dividing the image into a plurality of pieces while the image and the borders are superimposed together, an input unit that receives input of a label to be given to each of the plurality of partial images, and a generation unit that generates learning data for causing a learning model to learn by associating each of the plurality of partial images with the label given to the corresponding partial image of the plurality of partial images.
    Type: Application
    Filed: April 5, 2021
    Publication date: May 11, 2023
    Inventors: Shujiro OKUDA, Yu WATANABE, Hiroshi IZUTSU, Keisuke KODAMA
  • Publication number: 20230141025
    Abstract: Provided are: a sensor that is used as a distance-measuring sensor or the like and where a high SN ratio can be obtained and high-accuracy measurement can be performed even in a case where an environmental temperature changes; and a band pass filter that is used for the sensor. The sensor includes: a light source; a band pass filter; and a light-receiving element, in which the band pass filter includes a band pass layer and a support that supports the band pass layer, and in a case where a thermal expansion coefficient of the band pass layer is represented by ?1, an elastic modulus of the band pass layer is represented by E1, a thermal expansion coefficient of the support is represented by ?2, and an elastic modulus of the support is represented by E2, ?1>?2 and E1<E2 are satisfied.
    Type: Application
    Filed: December 30, 2022
    Publication date: May 11, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Akiko WATANO, Yukito SAITOH, Takao TAGUCHI, Keisuke KODAMA, Shunya KATOH, Yujiro YANAI
  • Publication number: 20230125215
    Abstract: An optically anisotropic film is formed of a liquid crystal composition including a liquid crystal compound and has a liquid crystal alignment pattern in which a direction of an optical axis derived from the liquid crystal compound changes while continuously rotating in at least one in-plane direction of the optically anisotropic film, and the optically anisotropic film satisfies predetermined requirements.
    Type: Application
    Filed: December 16, 2022
    Publication date: April 27, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Takashi YONEMOTO, Yukito SAITOH, Hiroshi SATO, Yuki FUKUSHIMA, Mitsuyoshi ICHIHASHI, Keisuke KODAMA, Shunya KATOH, Naoto YANASE