Patents by Inventor Mei-San Wang

Mei-San Wang 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: 6203476
    Abstract: A physical exercising apparatus, which includes a first transverse frame bar having a longitudinal center through hole, a second transverse frame bars, two wheels respectively mounted on the wheel holders for supporting the second transverse frame bar on the floor, and an elastic cord member inserted through the longitudinal center through hole on the first transverse frame bar and connected between the wheel holders for stretching by the user when the user holds the first transverse frame bar in place and moves the second transverse frame bar relative to the first transverse frame bar.
    Type: Grant
    Filed: November 19, 1999
    Date of Patent: March 20, 2001
    Inventors: Mei-San Wang, Winson Ouyang
  • Patent number: 6066076
    Abstract: A stepping exerciser including a base frame, an upper support, a stepping device, a front stem, a rear seat stem and a damper. When two pedal levers of the stepping device are alternately stepped up and down, the pushing arms under the pivot tubes of the pedal levers drive the linkages to alternately swing back and forth. At this time, the driving rods under two sides of the rotary discs are driven to rotate the rotary disc. Responsively, the handle bar connected with upper end of the front stem connected with the rotary disc are alternately swung left and right. Accordingly, the feet of a user alternately step on the pedals to a large extent and simultaneously, the waist and hands of the user correspondingly act to achieve an exercising effect.
    Type: Grant
    Filed: September 16, 1998
    Date of Patent: May 23, 2000
    Inventors: Mei-San Wang, Lien-Chuan Yang
  • Patent number: 5545111
    Abstract: A stepping machine including a base frame having an upright stub tube and an upright shaft, the upright stub tube having two horizontal axles and two connecting plates respectively turned about the horizontal axles, an upright post revolvably mounted on the upright stub tube and having a transverse handlebar at the top, a pedal support revolvably mounted on the upright shaft and coupled to the upright support in a parallel relation, two pedals respectively turned about a respective horizontal axle on the pedal support, and two hydraulic cylinders bilaterally connected between the pedal support and the free ends of the pedals, each pedal having a downward rod at the fixed end and coupled to one connecting plate.
    Type: Grant
    Filed: December 15, 1995
    Date of Patent: August 13, 1996
    Inventors: Mei-San Wang, Lee-Hwei Hsu