Patents by Inventor Fredrick K. Appiah

Fredrick K. Appiah 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).

  • Headgear with illumination and message indication means
    Patent number: 6752510
    Abstract: Headgear for increasing the visibility of a wearer of the headgear to other especially in low light or no light conditions. The headgear includes a shell for being worn on the head of the user. The headgear may also include a rear light transmitter on the rear of the shell, a forward light transmitter on the front of the shell, a top light transmitter on the top of the shell, and side light transmitters on each of the sides of the shell. The headgear may also include a message indicator mounted on the shell for displaying alphanumeric characters, and the display of the message indicator maybe oriented in a direction extending rearwardly from the shell for permitting a person behind the wearer to view the display.
    Type: Grant
    Filed: April 12, 2002
    Date of Patent: June 22, 2004
    Inventor: Fredrick K. Appiah