Patents by Inventor Shuji Nabeta

Shuji Nabeta 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).

  • Motor-drive/manual folding door
    Patent number: 6637494
    Abstract: A combined electric/manual folding door 100 of the invention comprises: a small door (60) having a pivot on one side edge, and a large door 50 foldably connected to the small door 60 via a hinge 9. The width of the small door 60 to the large door 50 is set at 1:2. A guide roller 8 is attached to an upper face central portion of the large door 50. The guide roller 8 can move freely inside a suspension rail 7 arranged parallel with the upper side of the doors 50, 60. An electric drive section 3 drives the large door 50 via a rotation rod 5. The electric drive section 3 also drives when a load is detected applied to door pulls 21, 22 for manual opening and closing, to thereby assist the manual opening and closing.
    Type: Grant
    Filed: October 12, 2001
    Date of Patent: October 28, 2003
    Assignee: Misky Limited Corporation
    Inventor: Shuji Nabeta