Patents by Inventor Masayuki Date

Masayuki Date 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).

  • Sealing label
    Patent number: 6746744
    Abstract: For sealing a container (2) consisting of a barrel portion (3) and a cap portion (4) threaded and tightened on the barrel portion, the sealing label (1) includes a lower portion (1A) for substantially wrapping the barrel portion and an upper portion (1B) for substantially wrapping the cap portion. The sealing label includes horizontal perforations (10) consisting of cut segments (11) and uncut segments (12; 13) extending along a border between the upper portion and the lower portion; a knob portion (1a) disposed at an edge of the upper portion; and inclined perforations (20) consisting of cut segments (21) and uncut segments (22) extending obliquely in the upper portion from the knob portion to the horizontal perforations.
    Type: Grant
    Filed: June 13, 2002
    Date of Patent: June 8, 2004
    Assignee: Santen Pharmaceutical Co., Ltd.
    Inventors: Katsumasa Ishihara, Eiji Funabashi, Yoichi Kawashima, Junichi Tomiyama, Masayuki Date, Kikuko Yamanaka