Patents by Inventor Toshiaki Kaki

Toshiaki Kaki 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).

  • Method and metal mold for manufacturing optical connector ferrule, optical connector ferrule manufactured by using the method, and optical connector and optical wiring system using the ferrule
    Publication number: 20050123248
    Abstract: An optical connector ferrule molding die 1 for molding an optical connector ferrule having a plurality of optical fiber holes comprises an upper die 10, a lower die 11, and an intermediate die 12, whereas the intermediate die 12 comprises a plurality of optical fiber hole forming pins 126 for forming optical fiber holes. The lower die 11 is provided with a protrusion 114 for forming a window hole of the optical connector ferrule, whereas the optical fiber hole forming pins 126 projecting from the intermediate die 12 are secured by through holes 115 penetrating through the protrusion 114 and V-grooves 113.
    Type: Application
    Filed: November 29, 2002
    Publication date: June 9, 2005
    Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD
    Inventors: Wataru Sakurai, Hiroshi Katsura, Toshiaki Kaki, Kei Sunaga, Tomohiko Ueda, Toshifumi Hosoya, Daizo Nishioka, Kenichiro Ohtsuka, Yuko Masunaga