Patents Assigned to MAXELL, LTD.
  • Patent number: 11691560
    Abstract: An image projection apparatus that can be attached to a vehicle and can be effectively utilized for acquisition of road surface condition information, detection of a hidden vehicle, and the like is provided. The image projection apparatus that projects an image includes: an acquisition unit that acquires information related to a vehicle; an image projection unit that projects an image based on the information acquired by the acquisition unit; and imaging means that acquires an image outside the vehicle, the image projection unit projects light in a wavelength band centered on a wavelength of 1.4 ?m and the imaging means provides the information related to the vehicle by imaging an image projected based on the light in the wavelength band centered on the wavelength of 1.4 ?m.
    Type: Grant
    Filed: June 28, 2022
    Date of Patent: July 4, 2023
    Assignee: MAXELL, LTD.
    Inventors: Yasuhiko Kunii, Toshinori Sugiyama, Takuya Shimizu
  • Patent number: 11695985
    Abstract: A broadcast receiving apparatus includes: a digital broadcast receiver configured to receive digital broadcasting in which contents are transmitted; a network transceiver configured to execute network communication; a data string converter configured to perform a mixing process for creating a new coded data string based on a coded data string of the received contents and a coded data string acquired by the network transceiver; a digital interface configured to output the contents to external equipment; and a controller configured to determine a state of the network communication of the external equipment. The state of the network communication of the external equipment includes a first state in which the network communication is in a communicable state and a second state in which the network communication is in an uncommunicable state. In accordance with the determined state of the network communication, the digital interface performs three types of output operations.
    Type: Grant
    Filed: September 2, 2022
    Date of Patent: July 4, 2023
    Assignee: MAXELL, LTD.
    Inventors: Kazuhiko Yoshizawa, Takuya Shimizu, Nobuo Masuoka, Yusuke Uchiyama, Yasunobu Hashimoto
  • Patent number: 11693302
    Abstract: A projector generates white light from a laser light source and uses the white light for image display. The white light generator has a rectangular light generating lens that generates excitation light of a rectangular shape from the blue light of a blue laser and a phosphor wheel, coated with a phosphor that is irradiated with the excitation light, to emit yellow light. In the phosphor wheel, a length in the vertical direction of a rectangular shape of an irradiation region is represented by v, and a length in the horizontal direction is represented by h, wherein h<v; and a center of the rectangular shape is within any one of a region having an angle of 45° or more and 135° or less and a region having an angle of 225° or more and 315° or less in the phosphor coat region of the phosphor wheel.
    Type: Grant
    Filed: May 24, 2022
    Date of Patent: July 4, 2023
    Assignee: MAXELL, LTD.
    Inventors: Hiroshi Nakamori, Kazuo Shikita, Akihiro Shiraishi, Chiaki Kinno, Takuya Shimizu, Minjoo Park
  • Patent number: 11696021
    Abstract: A video recording device includes: a first imaging unit (in camera) arranged on a same face as that of a display unit of a casing of the device; a second imaging unit (out camera) arranged on a face different from that of the display unit of the casing of the device; and an audio input unit that inputs a command voice giving an instruction for recording a video signal. A control unit sets a delay time until start of a recording process performed by the recording unit after input of the command voice to be different in accordance with the enabled imaging unit and sets a delay time of a case where the first imaging unit is enabled to be longer than a delay time of a case where the second imaging unit is enabled.
    Type: Grant
    Filed: January 5, 2022
    Date of Patent: July 4, 2023
    Assignee: MAXELL, LTD.
    Inventors: Kazuhiko Yoshizawa, Hirohito Kuriyama
  • Publication number: 20230202080
    Abstract: A method for producing a foam-molded product by using a plasticizing cylinder, includes: plasticizing and melting the thermoplastic resin to provide the molten resin in a plasticization zone of the plasticizing cylinder; introducing a pressurized fluid containing the physical foaming agent at a fixed pressure into a starvation zone of the plasticizing cylinder to retain the starvation zone at the fixed pressure; allowing the molten resin to be in the starved state in the starvation zone; bringing the molten resin in contact with the pressurized fluid containing the physical foaming agent at the fixed pressure, in the starvation zone in a state in which the starvation zone is retained at the fixed pressure; and molding the molten resin having been brought in contact with the pressurized fluid containing the physical foaming agent into the foam-molded product.
    Type: Application
    Filed: February 16, 2023
    Publication date: June 29, 2023
    Applicant: MAXELL, LTD.
    Inventors: Atsushi Yusa, Hideto Goto, Satoshi Yamamoto
  • Patent number: 11687177
    Abstract: A wearable information terminal that can be worn by a user is provided with: a main body; a display that is incorporated in the main body and includes a screen; a controller that is incorporated in the main body and executes display processing onto the screen; and an operation detector that detects input operation executed by the user with respect to the controller.
    Type: Grant
    Filed: July 1, 2021
    Date of Patent: June 27, 2023
    Assignee: MAXELL, LTD.
    Inventors: Mayumi Matsushita, Mitsuru Nagasawa
  • Patent number: 11686937
    Abstract: An object of the present invention is to provide a compact head-up display device. The head-up display device of the present invention includes an image forming unit that emits image light containing image information, and an eyepiece optical system that displays a virtual image by reflecting the image light, in which the eyepiece optical system includes a concave lens, a free curved surface lens, and a free curved surface concave mirror disposed in order from the image forming unit side along the emission direction of the image light.
    Type: Grant
    Filed: October 20, 2021
    Date of Patent: June 27, 2023
    Assignees: MAXELL, LTD., HITACHI INDUSTRY & CONTROL SOLUTIONS, LTD.
    Inventors: Masahiko Yatsu, Koji Hirata, Shigeki Hoshino
  • Publication number: 20230199491
    Abstract: An image display system includes a first terminal device and with a second terminal device whose usable function range is smaller than a usable function range of the first terminal device. The image display system includes a display projection unit, a communication unit that establishes wireless connection with the first and second terminal devices, a control unit that manages the wireless connection, and a connection control image generating unit. The control unit and the connection control image generating unit generate a terminal connection image including information for connecting the second terminal device with the image display system, based on terminal connection permission information that assigns the second terminal device whose wireless connection with the display system is permitted, the terminal connection permission information being transmitted from the first terminal device. The display projection unit displays the terminal connection image.
    Type: Application
    Filed: February 22, 2023
    Publication date: June 22, 2023
    Applicant: MAXELL, LTD.
    Inventor: Junji KAMIMURA
  • Patent number: 11678837
    Abstract: The objective of the present invention is to provide a hardness meter which estimates hardness in a stable manner regardless of a compression strength. A hardness meter includes: a movable portion which is continuously pressed against an object to be measured; a sensor which outputs an output signal reflecting a reaction force at a part of the object to be measured; a motive force mechanism that causes the movable portion to perform a piston motion; a hardness estimating portion which estimates the hardness of the object on the basis of an alternating current component of the output signal, generated by the piston motion; a position estimating portion which estimates a measurement position information by shooting with a camera; and a hardness map display portion which maps and displays the hardness on a schematic diagram of the surface of a living body based on the measurement position information.
    Type: Grant
    Filed: April 22, 2022
    Date of Patent: June 20, 2023
    Assignee: Maxell, Ltd.
    Inventors: Yuko Sano, Akihiko Kandori, Mitsuo Okimoto, Shigemitsu Ando, Mitsunobu Watanabe
  • Patent number: 11675164
    Abstract: An imaging lens system and an imaging device capable of capturing a long-distance image in a central direction of an optical axis with high resolution and capturing a neighborhood image at a wide angle. An imaging lens system includes, in order from an object side: a first lens group including at least a first lens, a second lens, and a third lens; an aperture stop (STOP); and a second lens group including two or more lens and having a positive combined power, an image side of the first lens has a concave surface, a combined focal length of the first lens and the second lens is negative, the third lens is a lens having a positive power, an object side of the first lens has an aspherical surface, and an incident-side surface (object side) of the first lens has an inflection point.
    Type: Grant
    Filed: November 7, 2018
    Date of Patent: June 13, 2023
    Assignee: MAXELL, LTD.
    Inventors: Yutaka Makino, Takashi Sugiyama
  • Patent number: 11677744
    Abstract: A user authentication system includes a main body device and an authentication device. The main body device has an authentication code transmission requesting unit, a verification unit, and an unlocking unit. The authentication code transmission requesting unit generates an authentication code transmission request including a first value, and transmits the authentication code transmission request to the authentication device. The authentication device generates an authentication code in response to the first value in the authentication code transmission request, and transmits the authentication code to the main body device. The verification unit determines that authentication is successful if the authentication code is received from the authentication device. When the verification unit determines that the authentication is successful, the unlocking unit enables a predetermined functionality.
    Type: Grant
    Filed: January 16, 2018
    Date of Patent: June 13, 2023
    Assignee: MAXELL, LTD.
    Inventors: Yasunobu Hashimoto, Osamu Kawamae, Kazuhiko Yoshizawa, Nobuo Masuoka, Hiroshi Shimizu
  • Patent number: 11676379
    Abstract: A work supporting apparatus includes: a visible light camera (visible light image photographing unit) configured to photograph a visible light image; a far-infrared camera (thermal image photographing unit) configured to photograph a thermal image; a work progress status determining unit configured to determine a work progress status from the visible light image photographed by the visible light camera and the thermal image photographed by the far-infrared camera; and a display configured to display a determination result of the work progress status.
    Type: Grant
    Filed: June 3, 2022
    Date of Patent: June 13, 2023
    Assignee: MAXELL, LTD.
    Inventors: Daisuke Yoshida, Hiroaki Ito
  • Patent number: 11675189
    Abstract: The information display apparatus configured to display video information of a virtual image on a reflecting surface of conveyance includes: a display configured to display the video information; and a virtual image optical system configured to display a virtual image at a front of the conveyance by reflecting light emitted from the display by means of the reflecting surface. The virtual image optical system includes a concave mirror and an optical element. The optical element is arranged between the display and the concave mirror, and is configured to correct distortion of the virtual image obtained so as to correspond to a viewpoint position of a driver on a basis of a shape of the concave mirror and a shape of the optical element. The information display apparatus further includes a virtual image double image conversion reducer configured to reduce double image conversion of the virtual image.
    Type: Grant
    Filed: April 6, 2022
    Date of Patent: June 13, 2023
    Assignees: MAXELL, LTD., HITACHI INDUSTRY & CONTROL SOLUTIONS, LTD.
    Inventors: Koji Hirata, Masahiko Yatsu, Toshinori Sugiyama, Kazuomi Kaneko
  • Publication number: 20230178720
    Abstract: Provided is an electrochemical element having excellent load characteristics and charge-discharge cycle characteristics, an electrode active material that can constitute the electrochemical element, a method for manufacturing the electrode active material, an electrode material, an electrode, and a movable body including the electrochemical element. The electrode active material for an electrochemical element according to the present invention includes an oxide that has a monoclinic crystal structure and satisfies the following general formula (1): AyM1?Alx??Nb12?x?zM2zO29?? (1). In the general formula (1), A is at least one element selected from Li and Na, M1 is at least one element selected from the group consisting of Fe, Mn, Zn Cu, Ag, Mg Ca, Sr, Ba, Co, Eu, Y, Bi, La, Ce, Nd, Sm, and Gd, M2 is specific element, awl x, y, z, ?, and ? satisfy 0<x?1.1, 0?y?24, 0?z?2, ?1???2, and 0<??0.4x.
    Type: Application
    Filed: September 17, 2021
    Publication date: June 8, 2023
    Applicant: Maxell, Ltd.
    Inventors: Kentaro Tomita, Yuta Sato, Haruki Kamizori
  • Patent number: 11668650
    Abstract: Terahertz wave detection equipment comprises: a terahertz wave transceiver including a transmitter for transmitting a terahertz wave and a receiver for receiving a reflected terahertz wave reflected by a background reflected object which exists behind an object to be analyzed; a display; and an information processing apparatus, wherein the transmitter irradiates a terahertz wave based on a transmission signal including a specific frequency toward a two-dimensional area including the object to be analyzed, and the information processing apparatus is configured to analyze concentration of the object to be analyzed based on the reflected terahertz wave and generate a composite image in which a concentration image of the object to be analyzed is combined with an image of the background reflected object.
    Type: Grant
    Filed: May 3, 2022
    Date of Patent: June 6, 2023
    Assignee: MAXELL, LTD.
    Inventors: Osamu Kawamae, Yukinobu Tanaka, Misako Kono, Nobuhiro Shiramizu, Masuo Oku, Manabu Katsuki, Megumi Kurachi
  • Patent number: 11662831
    Abstract: A modulator of a distance measuring sensor unit 102 has a photographing pattern that includes a plurality of patterns different from each other, and modulates intensity of light. A gesture detecting unit divides image data obtained by receiving light transmitted through the modulator by the image sensor; restores an image by calculation based on a developing pattern corresponding to the photographing pattern in a divided unit; and obtains an image for detecting gesture of a user. This makes it possible to obtain an image of an object in an outside world without using a lens for forming an image. Therefore, it is possible to reduce a load on a user when the user wears the apparatus.
    Type: Grant
    Filed: May 12, 2022
    Date of Patent: May 30, 2023
    Assignee: MAXELL, LTD.
    Inventors: Hiromi Fukushima, Yusuke Nakamura, Osamu Kawamae, Manabu Katsuki, Megumi Kurachi
  • Patent number: 11665390
    Abstract: Provided is a mobile information terminal that performs data transmission and reception, the data transmission and reception including video data reception. The mobile information terminal includes a communication management execution module that obtains a communication amount of data transmitted and received by the mobile information terminal in a predetermined period, and a remote viewing execution module that compares the obtained communication amount to a preset predetermined value and makes an image quality of the video data selectable according to a relationship between the obtained communication amount and the predetermined value.
    Type: Grant
    Filed: August 31, 2021
    Date of Patent: May 30, 2023
    Assignee: Maxell, Ltd.
    Inventors: Kazuhiko Yoshizawa, Nobuo Masuoka, Motoyuki Suzuki
  • Patent number: 11659152
    Abstract: Previously, users could not be notified when the 3D mode type of a program being received by a digital broadcast receiver was not compatible with the digital broadcast receiver. A reception device is provided with: a reception unit which receives program content including video information and identification information including information for distinguishing whether the program content is 2D program content or 3D program content; and a display control unit which controls the display so as to display whether the aforementioned program content is 2D program content or 3D program content in response to the received aforementioned identification information.
    Type: Grant
    Filed: July 22, 2022
    Date of Patent: May 23, 2023
    Assignee: Maxell, Ltd.
    Inventors: Satoshi Otsuka, Sadao Tsuruga
  • Publication number: 20230152553
    Abstract: A lens unit includes: a lens group in which a plurality of lenses are aligned along an optical axis of the lenses; a lens barrel that integrally supports the lens group; an intermediate ring; and an elastic member having an annular shape and provided between the lens and the intermediate ring, the lens being adjacent to the elastic member in the optical axis direction, and including a recess having an annular shape, the elastic member is provided in a compressed state, and the elastic member presses the lens disposed on an object side of the elastic member against an end portion of the lens barrel on the object side, presses the lens disposed on an image side of the elastic member against an end portion of the lens barrel on the image side via the intermediate ring, and absorbs rattling.
    Type: Application
    Filed: June 9, 2021
    Publication date: May 18, 2023
    Applicant: Maxell, Ltd.
    Inventor: Yasushi KATO
  • Patent number: 11651567
    Abstract: A display terminal having a display includes a color image camera and a distance image camera for acquiring a color image and a distance image of a predetermined photographing range, respectively, and a display control unit for displaying a virtual object on the display. The display control unit includes a space recognition unit for using the color image and the distance image to generate a three-dimensional map of a structural object, a display data generation unit for generating display data in which a rear region of the virtual object behind the structural object in a line-of-sight direction is specified, based on the three-dimensional map and real space placement position data of the virtual object, and the display correction unit for correcting the display data to display operation points of the rear region, which accept an operation instruction to the virtual object, and displaying it on the display.
    Type: Grant
    Filed: December 13, 2018
    Date of Patent: May 16, 2023
    Assignee: MAXELL, LTD.
    Inventors: Junji Shiokawa, Yasunobu Hashimoto, Mitsunobu Watanabe