Patents by Inventor Lin Cheng-I

Lin Cheng-I 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).

  • Structure of a handrail for a staircase
    Patent number: 5529288
    Abstract: A structure of a handrail for a staircase including a rail formed with a first longitudinal groove at a lower side and a second longitudinal groove at an upper side, a plurality of supporters each having a curved connector, a wing portion connected with an end of the curved connector for slidably fitted into the longitudinal groove of the rail, and a tubular portion connected with another end of the curved connector, a base member fixedly secured to each of the supporters, a protective cap at both ends of the rail, a first U-shaped cover engaged with the first longitudinal groove of the rail, and a second U-shaped cover engaged with the second longitudinal groove of the rail.
    Type: Grant
    Filed: August 2, 1994
    Date of Patent: June 25, 1996
    Inventor: Lin Cheng-I