Patents by Inventor Seiichi Nakagawa

Seiichi 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).

  • Publication number: 20200303110
    Abstract: A multilayer coil component includes an element body including a plurality of metal magnetic particles, and a plurality of coil conductors. The plurality of coil conductors is disposed in the element body. The plurality of coil conductors is separated from each other in a predetermined direction and electrically connected to each other. The plurality of coil conductors includes one pair of side surfaces opposing each other in the predetermined direction. Surface roughness of the one pair of side surfaces is less than 40% of an average particle size of the plurality of metal magnetic particles.
    Type: Application
    Filed: March 12, 2020
    Publication date: September 24, 2020
    Applicant: TDK CORPORATION
    Inventors: Shinichi SATO, Takahiro SATO, Yusuke NAGAI, Mitsuharu KOIKE, Kazuhiro MIURA, Seiichi NAKAGAWA, Shinichi KONDO, Takashi SUZUKI
  • Publication number: 20200303117
    Abstract: A multilayer coil component includes an element body and a plurality of coil conductors. The element body includes a plurality of metal magnetic particles and resin existing between the plurality of metal magnetic particles. The plurality of coil conductors is disposed in the element body, the plurality of coil conductors being separated from each other in a predetermined direction and electrically connected to each other. The plurality of metal magnetic particles included in the element body includes a plurality of metal magnetic particles having a particle size equal to or greater than one third of a distance between the coil conductors adjacent to each other in the predetermined direction and equal to or less than a half of the distance. Between the coil conductors adjacent to each other in the predetermined direction, the metal magnetic particles having the particle size are distributed along the predetermined direction.
    Type: Application
    Filed: March 12, 2020
    Publication date: September 24, 2020
    Applicant: TDK CORPORATION
    Inventors: Shinichi SATO, Takahiro SATO, Yusuke NAGAI, Mitsuharu KOIKE, Kazuhiro MIURA, Seiichi NAKAGAWA, Shinichi KONDO, Takashi SUZUKI
  • Patent number: 10784834
    Abstract: A multilayer LC filter array includes an element body of a rectangular parallelepiped shape, a first filter including a first inductor and a first capacitor, a second filter including a second inductor and a second capacitor, a first input terminal electrode and a first output terminal electrode that are connected to the first inductor, a second input terminal electrode and a second output terminal electrode that are connected to the second inductor, and a ground terminal electrode that is connected to the first capacitor and the second capacitor. The element body includes a principal surface. The ground terminal electrode is disposed at a center of the principal surface. The first input terminal electrode, the first output terminal electrode, the second input terminal electrode, and the second output terminal electrode are disposed at respective different corner portions of the element body when viewed from a direction orthogonal to the principal surface.
    Type: Grant
    Filed: August 21, 2017
    Date of Patent: September 22, 2020
    Assignee: TDK CORPORATION
    Inventors: Akihiko Oide, Naoki Uchida, Yoji Tozawa, Makoto Yoshino, Seiichi Nakagawa, Shinichi Sato, Hiroshi Ono, Takashi Endo
  • Publication number: 20200185144
    Abstract: A multilayer coil component includes an element body, a coil disposed in the element body, and an external electrode disposed in the element body and electrically connected to the coil. The element body includes a principal surface that is a mounting surface, and an end surface positioned adjacent to the principal surface and extending in a direction crossing to the principal surface. The external electrode includes an underlying metal layer and a conductive resin layer. The underlying metal layer is formed on the principal surface and the end surface. The conductive resin layer is formed to cover the underlying metal layer. A thickness of the conductive resin layer at an end positioned above the principal surface of the underlying metal layer is equal to or greater than 50% of a maximum thickness of a portion positioned above the principal surface of the conductive resin layer.
    Type: Application
    Filed: February 13, 2020
    Publication date: June 11, 2020
    Applicant: TDK CORPORATION
    Inventors: Masashi SHIMOYASU, Shinichi SATO, Seiichi NAKAGAWA, Mamoru KAWAUCHI, Shigetoshi KINOUCHI, Mitsuru ITO
  • Patent number: 10643781
    Abstract: A multilayer coil component includes an element body, a coil disposed in the element body, and an external electrode disposed in the element body and electrically connected to the coil. The element body includes a principal surface that is a mounting surface, and an end surface positioned adjacent to the principal surface and extending in a direction crossing to the principal surface. The external electrode includes an underlying metal layer and a conductive resin layer. The underlying metal layer is formed on the principal surface and the end surface. The conductive resin layer is formed to cover the underlying metal layer. A thickness of the conductive resin layer at an end positioned above the principal surface of the underlying metal layer is equal to or greater than 50% of a maximum thickness of a portion positioned above the principal surface of the conductive resin layer.
    Type: Grant
    Filed: May 18, 2017
    Date of Patent: May 5, 2020
    Assignee: TDK CORPORATION
    Inventors: Masashi Shimoyasu, Shinichi Sato, Seiichi Nakagawa, Mamoru Kawauchi, Shigetoshi Kinouchi, Mitsuru Ito, Yuto Shiga
  • Publication number: 20190280667
    Abstract: A multilayer LC filter array includes an element body of a rectangular parallelepiped shape, a first filter including a first inductor and a first capacitor that are disposed in the element body, a second filter including a second inductor and a second capacitor that are disposed in the element body, a first input terminal electrode and a first output terminal electrode that are connected to the first inductor, a second input terminal electrode and a second output terminal electrode that are connected to the second inductor, and a ground terminal electrode that is connected to the first capacitor and the second capacitor. The element body includes first and second principal surfaces opposing each other. The ground terminal electrode is disposed at a center of the first principal surface.
    Type: Application
    Filed: August 21, 2017
    Publication date: September 12, 2019
    Applicant: TDK CORPORATION
    Inventors: Akihiko OIDE, Naoki UCHIDA, Yoji TOZAWA, Makoto YOSHINO, Seiichi NAKAGAWA, Shinichi SATO, Hiroshi ONO, Takashi ENDO
  • Publication number: 20190123705
    Abstract: An element body includes a first function portion including a first material, a second function portion including a second material different from the first material, and an intermediate portion placed between the first function portion and the second function portion. The intermediate portion includes a first component included in the first material, and a second component included in the second material. A side surface of the element body includes surfaces of the first function portion, the second function portion, and the intermediate portion. Each of terminal electrodes includes electrode portion formed on the side surface across the surfaces of the first function portion, the second function portion, and the intermediate portion. An insulating layer is formed on the side surface in such a manner as to be in contact with at least a region exposed from the electrode portions between the electrode portions in the surface of the intermediate portion.
    Type: Application
    Filed: October 15, 2018
    Publication date: April 25, 2019
    Applicant: TDK CORPORATION
    Inventors: Akihiko OIDE, Yoji TOZAWA, Seiichi NAKAGAWA, Shinichi KONDO, Takashi ENDO, Makoto YOSHINO, Noriaki HAMACHI
  • Publication number: 20170345553
    Abstract: A multilayer coil component includes an element body, a coil disposed in the element body, and an external electrode disposed in the element body and electrically connected to the coil. The element body includes a principal surface that is a mounting surface, and an end surface positioned adjacent to the principal surface and extending in a direction crossing to the principal surface. The external electrode includes an underlying metal layer and a conductive resin layer. The underlying metal layer is formed on the principal surface and the end surface. The conductive resin layer is formed to cover the underlying metal layer. A thickness of the conductive resin layer at an end positioned above the principal surface of the underlying metal layer is equal to or greater than 50% of a maximum thickness of a portion positioned above the principal surface of the conductive resin layer.
    Type: Application
    Filed: May 18, 2017
    Publication date: November 30, 2017
    Applicant: TDK CORPORATION
    Inventors: Masashi SHIMOYASU, Shinichi SATO, Seiichi NAKAGAWA, Mamoru KAWAUCHI, Shigetoshi KINOUCHI, Mitsuru ITO, Yuto SHIGA
  • Publication number: 20140105566
    Abstract: Provided are a Blu-ray Disc (BD) playback system, a BD playback device, a display device, and a computer program which can report the status to the user during playback of BD content and can automatically provide an optimal user interface (UI). A BD playback device (110) is provided with an interactive content decision unit (113) for analyzing control data received from a disc reader (111) and determining whether a disc contains interactive content, and, if there is content, whether the interactive content should be played back. In addition, a display and operating device (120) is provided with an HMI control unit (123) for determining the status of the BD playback device (110) from the input from a communication unit (124) and displaying the appropriate HMI. The HMI control unit (123) controls the report to the user that interactive content exists when it has been determined that interactive content exists.
    Type: Application
    Filed: December 17, 2013
    Publication date: April 17, 2014
    Applicant: PANASONIC CORPORATION
    Inventors: Seiichi Nakagawa, Susumu Ibaraki
  • Patent number: 8634707
    Abstract: Provided are a Blu-ray Disc (BD) playback system, a BD playback device, a display device, and a computer program which can report the status to the user during playback of BD content and can automatically provide an optimal user interface (UI). A BD playback device (110) is provided with an interactive content decision unit (113) for analyzing control data received from a disc reader (111) and determining whether a disc contains interactive content, and, if there is content, whether the interactive content should be played back. In addition, a display and operating device (120) is provided with an HMI control unit (123) for determining the status of the BD playback device (110) from the input from a communication unit (124) and displaying the appropriate HMI. The HMI control unit (123) controls the report to the user that interactive content exists when it has been determined that interactive content exists.
    Type: Grant
    Filed: October 23, 2009
    Date of Patent: January 21, 2014
    Assignee: Panasonic Corporation
    Inventors: Seiichi Nakagawa, Susumu Ibaraki
  • Publication number: 20130212169
    Abstract: An information display system includes an information providing device 101 which has a remote UI server portion 103 and a remote frame buffer server portion c104, an information display device A 111 which has a remote UI player portion a113, a remote frame buffer player portion a114, a display part a116 and a remote frame buffer server portion a117, an information display device B 121 which has a remote frame buffer player portion b124 and a display part b126 and a display controller 131.
    Type: Application
    Filed: February 13, 2012
    Publication date: August 15, 2013
    Applicant: PANASONIC CORPORATION
    Inventor: Seiichi Nakagawa
  • Publication number: 20120320082
    Abstract: Disclosed is a display system capable of achieving a prompt drive-forced function even in an environment where, as in a remote UI, a delay occurs until a change by an information providing device is reflected in an information display device. This display system is provided with an information providing device (101) and an information display device (111), said information providing device (101) comprising a communication section “a” (104) and an accumulation section (102) which accumulates scripts (103) that include displayed parts constituting displayed images and the arrangement thereof, descriptions of animation movements etc. of the displayed parts, and drive-forced flags for all of the displayed parts, and said information display device (111) comprising a communication section “b” (112), a script processing section (113), a display section (114), and a sensor determination section (115).
    Type: Application
    Filed: March 4, 2011
    Publication date: December 20, 2012
    Applicant: PANASONIC CORPORATION
    Inventors: Seiichi Nakagawa, Kenji Nishimura, Yasuo Ojima
  • Publication number: 20120136930
    Abstract: There is provided an interruption display system that displays interruption display information at a suitable position when interrupt information transmitted from an external server is displayed in such a manner as being overlapped on buttons while contents transmitted from a server device are received and displayed by a client device. A content information providing server device (20) stores therein a script describing a display method for displaying interrupt information, and transmits the script to the client device (10) together with content information. An interrupt information providing server device (30) transmits interrupt information. The client device (10) displays content information, and executes a method described in the script received from the content information providing server device (20) when the interrupt information is transmitted from the interrupt information providing server device (30), and displays the interrupt information using a method described in the script.
    Type: Application
    Filed: March 24, 2011
    Publication date: May 31, 2012
    Applicant: PANASONIC CORPORATION
    Inventors: Yudai Fukuoka, Seiichi Nakagawa, Toshikazu Hattori
  • Publication number: 20110150417
    Abstract: Provided are a Blu-ray Disc (BD) playback system, a BD playback device, a display device, and a computer program which can report the status to the user during playback of BD content and can automatically provide an optimal user interface (UI). A BD playback device (110) is provided with an interactive content decision unit (113) for analyzing control data received from a disc reader (111) and determining whether a disc contains interactive content, and, if there is content, whether the interactive content should be played back. In addition, a display and operating device (120) is provided with an HMI control unit (123) for determining the status of the BD playback device (110) from the input from a communication unit (124) and displaying the appropriate HMI. The HMI control unit (123) controls the report to the user that interactive content exists when it has been determined that interactive content exists.
    Type: Application
    Filed: October 23, 2009
    Publication date: June 23, 2011
    Inventors: Seiichi Nakagawa, Susumu Ibaraki
  • Patent number: 7773075
    Abstract: A touch location detection section (103) detects the location on a display screen where the operator's finger touches. A transfer length calculation section (104) calculates the transfer length La of the operator's finger from the touch start location S to the touch end location E. A transfer length judgment section (105) judges whether or not the transfer length La is greater than a reference transfer length Ls. A location shift calculation section (106) calculates the location shift ? of the operator's finger. A location shift judgment section (107) judges whether or not the location shift ? is less than a predetermined reference location shift ?s. When La>Ls and ?<?s, a screen split control section (108) controls the operation of an image display section so as to split a display screen 101.
    Type: Grant
    Filed: March 21, 2007
    Date of Patent: August 10, 2010
    Assignee: Panasonic Corporation
    Inventors: Masakazu Otsuka, Takashi Kuwabara, Toshitomo Umei, Seiichi Nakagawa, Hisaya Fukuda
  • Patent number: 7458151
    Abstract: The object of the invention is to provide a method of forming an external electrode of an electronic component whereby the external electrode can be formed in a stable fashion.
    Type: Grant
    Filed: November 29, 2005
    Date of Patent: December 2, 2008
    Assignee: TDK Corporation
    Inventors: Ko Onodera, Satoshi Kurimoto, Yoji Tozawa, Seiichi Nakagawa
  • Publication number: 20080010875
    Abstract: Herein disclosed is a display apparatus, to be mounted on an automotive vehicle, comprising: display means (4) for displaying images; supporting means (3) for linearly or pivotably supporting the display means (4); and controlling means (2) for controlling the supporting means (3) to have the display means (4) linearly or pivotably moved to ensure the display means 4 being in face to face relationship with the eyes of the passenger.
    Type: Application
    Filed: August 18, 2004
    Publication date: January 17, 2008
    Inventors: Takashi Kuwabara, Toshikazu Hattori, Susumu Ibaraki, Akihiro Morimoto, Hiroyuki Hamada, Masakazu Otsuka, Seiichi Nakagawa, Kazumasa Nagashima
  • Publication number: 20070285364
    Abstract: A display apparatus (100) comprises: a video selection section (105) that selects video based on the outputs of a video 1 detection section (111), video 2 detection section (112), mode management section (104), seat sensor (301) and seat sensor (302); two screen combining section (106) that combines the screens of video 1 and video 2 inputted from video input terminals (101 and 102) based on in accordance with control signal from the video selection section (105); and a landscape LCD panel (120) that displays the video signals outputted from the two screen combining section (106), and displays video inputted to the video input terminals (101 and 102) in a full screen or in two left and right screens on the landscape LCP panel, in accordance with detection results in the video 1 detection section (111) and video 2 detection section (112) . For example, the single-screen display and dual-screen display are automatically switched by plugging in and unplugging connection cables (510 and 520).
    Type: Application
    Filed: March 21, 2007
    Publication date: December 13, 2007
    Applicant: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
    Inventors: Seiichi NAKAGAWA, Toshitomo UMEI, Takashi KUWABARA, Shunsuke KONNO
  • Publication number: 20070250868
    Abstract: A display apparatus including; a display setting section (101) that sets, based on a relative position of a viewer with respect to a screen for displaying an image, at least one display position of the image in the screen; an expansion section (107, 108) that expands an inputted image at an expansion rate in accordance with a direction from which the viewer views the image to be displayed on the display position set by the display setting section; and a display section (111) that displays the image expanded by the expansion section.
    Type: Application
    Filed: April 19, 2007
    Publication date: October 25, 2007
    Applicant: Matsushita Electric Industrial Co., Ltd.
    Inventors: Shunsuke Konno, Takashi Kuwabara, Hisaya Fukuda, Toshitomo Umei, Noboru Katta, Seiichi Nakagawa
  • Publication number: 20070247717
    Abstract: A display apparatus (100) comprise a display section (110) that displays image on a display screen; a viewer position reading section (520) that reads a relative position of at least one viewer with respect to the display screen; a glare detection section (111 to 114) that detects light reflected from external light toward the viewer to output the detected result as glare information; and an image quality correction section (500) that corrects image quality of the display section based on the glare information outputted by the glare detection section.
    Type: Application
    Filed: April 19, 2007
    Publication date: October 25, 2007
    Applicant: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
    Inventors: Shunsuke KONNO, Takashi KUWABARA, Hisaya FUKUDA, Toshitomo UMEI, Noboru KATTA, Seiichi NAKAGAWA