Patents by Inventor David Tjonpiangi

David Tjonpiangi 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).

  • Publication number: 20070247337
    Abstract: Methods, apparatuses, systems, and media for generating characters for electronic devices using condensed keyboards are disclosed. Embodiments comprise a method of manipulating a set of keys adapted to be manipulated using fingers of a left hand and a right hand of a user, each of the keys capable of generating multiple characters. A variation of the method includes using one or more keys adapted to be used by thumbs of the user to generate other characters and/or control characters. Other embodiments comprise keyboards, apparatuses, and portable electronic devices that comprise two sets of keys for manipulation and desired character generation. The keyboards generally have four or more keys for each hand, and the keyboards may be located on the back and/or sides of portable the systems.
    Type: Application
    Filed: April 4, 2006
    Publication date: October 25, 2007
    Inventors: Timothy Dietz, Lane Holloway, David Tjonpiangi