Patents Assigned to Ryoden Trading Company, Limited
  • Publication number: 20100072736
    Abstract: An ignition element mounting capacitor having an ignition element mounted on a capacitor, includes therein a first capacitor section and a second capacitor section, and first external terminal electrodes electrically connected to the first capacitor section and second external terminal electrodes electrically connected to the second capacitor section. The first capacitor section has a capacity for igniting ignition powder, and the second capacitor section has a function for removing noise which affects external circuits. Further, provided on the surface of the capacitor are third external terminal electrodes electrically connected to the ignition element.
    Type: Application
    Filed: November 30, 2007
    Publication date: March 25, 2010
    Applicants: NIPPONKAYAKU KABUSHIKIKAISHA, MURATA MANUFACTURING CO., LTD., RYODEN TRADING COMPANY, LIMITED
    Inventors: Shigeru Maeda, Atsushi Ishida, Katsuki Nakanishi, Yoshihiro Koshido, Hajime Yamada, Naoko Aizawa, Yasuaki Matsumura, Toshiaki Furuya
  • Publication number: 20100066067
    Abstract: A header assembly includes a header holding a plurality of electrode pins to be insulated from one another, an ignition element mounting capacitor having at the center of its outer circumferential surfaces external terminal electrodes for electrically connecting to an ignition element mounted on the capacitor, an IC having first, second, and third electrode pads to be electrically connected to end electrodes of the ignition element mounting capacitor and the external terminal electrodes and further having connection electrodes to be electrically connected to the electrode pins of the header for communication with the external. The IC is located on the header, and the ignition element mounting capacitor is located on the IC and electrically connected to the electrode pins through the connection electrodes provided on the IC.
    Type: Application
    Filed: November 30, 2007
    Publication date: March 18, 2010
    Applicants: NIPPONKAYAKU KABUSHIKIKAISHA, RYODEN TRADING COMPANY, LIMITED
    Inventors: Shigeru Maeda, Dairi Kubo, Yasuaki Matsumura, Toshiaki Furuya
  • Patent number: 7415688
    Abstract: A method of manufacturing a surface-emitting backlight is provided with the steps of forming a lead frame and resin-made molded case by insert molding, attaching light sources, which are red, blue and green LED dies, to contacts of the lead frame provided in a hollow space of the molded case, forming a light guide section by filling the hollow space with a transparent or semitransparent resin, and thereafter attaching a reflector sheet, and lens sheets (or diffuser sheets) in accordance with the applications of the backlight.
    Type: Grant
    Filed: February 9, 2006
    Date of Patent: August 19, 2008
    Assignee: Ryoden Trading Company, Limited
    Inventor: Yasufumi Sakakibara
  • Publication number: 20060124955
    Abstract: A method of manufacturing a surface-emitting backlight is provided with the steps of forming a lead frame and resin-made molded case by insert molding, attaching light sources, which are red, blue and green LED dies, to contacts of the lead frame provided in a hollow space of the molded case, forming a light guide section by filling the hollow space with a transparent or semitransparent resin, and thereafter attaching a reflector sheet, and lens sheets (or diffuser sheets) in accordance with the applications of the backlight.
    Type: Application
    Filed: February 9, 2006
    Publication date: June 15, 2006
    Applicant: RYODEN TRADING COMPANY, LIMITED
    Inventor: Yasufumi Sakakibara
  • Patent number: 7024765
    Abstract: A method of manufacturing a surface-emitting backlight is provided with the steps of forming a lead frame and resin-made molded case by insert molding, attaching light sources, which are red, blue and green LED dies, to contacts of the lead frame provided in a hollow space of the molded case, forming a light guide section by filling the hollow space with a transparent or semitransparent resin, and thereafter attaching a reflector sheet, and lens sheets (or diffuser sheets) in accordance with the applications of the backlight.
    Type: Grant
    Filed: September 13, 2001
    Date of Patent: April 11, 2006
    Assignee: Ryoden Trading Company, Limited
    Inventor: Yasufumi Sakakibara
  • Publication number: 20020030996
    Abstract: A method of manufacturing a surface-emitting backlight is provided with the steps of forming a lead frame and resin-made molded case by insert molding, attaching light sources, which are red, blue and green LED dies, to contacts of the lead frame provided in a hollow space of the molded case, forming a light guide section by filling the hollow space with a transparent or semitransparent resin, and thereafter attaching a reflector sheet, and lens sheets (or diffuser sheets) in accordance with the applications of the backlight.
    Type: Application
    Filed: September 13, 2001
    Publication date: March 14, 2002
    Applicant: RYODEN TRADING COMPANY, LIMITED
    Inventor: Yasufumi Sakakibara