Patents by Inventor Onyinye Chiejina

Onyinye Chiejina 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).

  • Adaptable web spreading device
    Patent number: 9751710
    Abstract: The present disclosure describes a spreader roll (101) that can help spread webs laterally in a web processing operation, in particular to reduce or remove the presence of wrinkles or bagginess in the web. The spreader roll can be a reverse crown roll that is covered with a resilient material (160) to assist spreading the web to remove wrinkles. The surface curvature of the spreader roll (101) can be formed using layers of material such as a tape, to easily and readily approximate the shape of a reverse crown roll.
    Type: Grant
    Filed: August 26, 2013
    Date of Patent: September 5, 2017
    Assignee: 3M Innovative Properties Company
    Inventors: Kevin B. Newhouse, Bruce E. Tait, Onyinye Chiejina
  • ADAPTABLE WEB SPREADING DEVICE
    Publication number: 20150217960
    Abstract: The present disclosure describes a spreader roll (101) that can help spread webs laterally in a web processing operation, in particular to reduce or remove the presence of wrinkles or bagginess in the web. The spreader roll can be a reverse crown roll that is covered with a resilient material (160) to assist spreading the web to remove wrinkles. The surface curvature of the spreader roll (101) can be formed using layers of material such as a tape, to easily and readily approximate the shape of a reverse crown roll.
    Type: Application
    Filed: August 26, 2013
    Publication date: August 6, 2015
    Inventors: Kevin B. Newhouse, Bruce E. Tait, Onyinye Chiejina