Patents by Inventor Yu-Pin Tu

Yu-Pin Tu 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).

  • Patent number: 5864990
    Abstract: An improved drain board for use on a gutter particularly has a cover board pivotally secured to a mounting bracket. The cover board has an outwardly extended pivot pole at one corner thereof and an inwardly extended receiving tube at the opposite corner for accommodation of a bias spring and a movable pivot rod. At the corresponding corners of the mounting bracket is disposed an outwardly extended engaging tube respectively so as to permit the fixed pivot pole and the movable pivot rod of the cover borad to be pivotally mounted onto the mounting bracket and the cover board is well protected from being stolen with ease by burglars.
    Type: Grant
    Filed: August 11, 1997
    Date of Patent: February 2, 1999
    Inventor: Yu-Pin Tu
  • Patent number: 5730426
    Abstract: A wire mesh fence is formed by securing a plurality of spaced posts in concrete, each post being provided with upper and lower oppositely directed reverse hooks and hooking seats for engaging and supporting a pair of angle beams having a plurality of oppositely directed hanging hooks for securing a wire mesh between the beams.
    Type: Grant
    Filed: October 9, 1996
    Date of Patent: March 24, 1998
    Inventor: Yu-Pin Tu