Patents by Inventor Tzu-Jun Yen

Tzu-Jun Yen 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: 5761814
    Abstract: A razor blade assembly has a body member containing blade means which may be resiliently mounted and biased outwardly from the body member. A wrap-around clip is provided at both sides of the body member, the clip having its ends terminating at the bottom surface of the body member. Means are provided for inhibiting movement of the clip ends relative to the bottom surface upon impact loading of the razor blade assembly.
    Type: Grant
    Filed: July 23, 1996
    Date of Patent: June 9, 1998
    Assignee: The Gillette Company
    Inventors: Katherine Anderson, Ralph Kenneth Maider, Jr., Paul Nowak, Tzu-Jun Yen
  • Patent number: 5687485
    Abstract: A wet razor with improved ergonomic properties having an elongate handle shaft with a "Y" shaped yoke at the cartridge end, a bulbous proximal end and a finger orienting channel running down the spine of the handle ending at the bulbous end. The proximal end is bulbous in the direction traverse to the channel of the razor handle. The yoke bends down and laterally outward and the bulbous end bends down below the bottom surface of the handle, thus forming lateral and underside concave thumb and finger grips at foreward and rearward locations. The base of the yoke preferably has a finger rest to enhance steering the razor. The bottom of the razor has a series of pads depending from the upper surface for better gripping. The handle is suited for economical construction as a unitary plastics molding for female body shaving.
    Type: Grant
    Filed: May 15, 1996
    Date of Patent: November 18, 1997
    Assignee: The Gillette Company
    Inventors: Jill Marie Shurtleff, Tzu-Jun Yen
  • Patent number: D381121
    Type: Grant
    Filed: May 15, 1996
    Date of Patent: July 15, 1997
    Inventors: Jill Marie Shurtleff, Tzu-Jun Yen
  • Patent number: D386821
    Type: Grant
    Filed: May 15, 1996
    Date of Patent: November 25, 1997
    Assignee: The Gillette Company
    Inventors: Jill Marie Shurtleff, Tzu-Jun Yen