Patents by Inventor Daisaburo Adachi

Daisaburo Adachi 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).

  • Injection molding compositions, method of producing injection-molded article thereof, and matted injection-molded article
    Patent number: 6177502
    Abstract: An injection molding composition includes: 100 parts by weight of a propylene-ethylene copolymer comprising a crystalline portion and a non-crystalline portion; and 17 to 33 parts by weight of inorganic particles capable of imparting at least one of rigidity and heat resistance to the propylene-ethylene copolymer. The propylene-ethylene copolymer has a melt flow rate of 15 to 50 g/10 min and a molecular weight distribution (Mw/Mn) of not less than 5. A crystalline ethylene polymer contained in the crystalline portion and a non-crystalline propylene-ethylene copolymer contained in the non-crystalline portion have a total amount ranging from 10 to 20% by weight.
    Type: Grant
    Filed: December 21, 1998
    Date of Patent: January 23, 2001
    Assignee: Mazda Motor Corporation
    Inventors: Masao Hara, Masakatsu Ohsugi, Yushi Matsuda, Takahiro Tochioka, Daisaburo Adachi, Tetsuya Nakata