Patents by Inventor Joan Sprague

Joan Sprague 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: 4795349
    Abstract: A coded font keyboard design is presented wherein conventional keyboard formats, such as the qwerty keyboard, are coded to produce instructional materials for developmental language education using the periodic code of language elements. A preferred embodiment describes the use of the qwerty keyboard to product all coded symbols used in the periodic table of language elements.
    Type: Grant
    Filed: March 16, 1987
    Date of Patent: January 3, 1989
    Inventors: Robert Sprague, Joan Sprague
  • Patent number: 4768959
    Abstract: Apparatus and method used in language skills development are described. A periodic table of forty-five language elements is presented. The periodicity of the elements is described in terms of articulation mechanisms. Photographs of mouth pattern and voice frequency information are provided for each language element. The two major families of vowels and consonants are preserved and emphasized on phonomats. These phonomats are designed to reinforce the relationship among the language elements. Alternate spellings, specially encoded, are provided to enable the student to pronounce new words and sentences based on his prior familiarity with the symbol and sound bets presented on the periodic table of language elements.
    Type: Grant
    Filed: October 27, 1986
    Date of Patent: September 6, 1988
    Inventors: Robert Sprague, Joan Sprague
  • Patent number: 4650423
    Abstract: Apparatus and method used in language skills development are described. A periodic table of forty-five language elements is presented. The periodicity of the elements is described in terms of articulation mechanisms. Photographs of mouth pattern and voice frequency information are provided for each language element. The two major families of vowels and consonants are preserved and emphasized on phonomats. These phonomats are designed to reinforce the relationship among the language elements. Alternate spellings, specially encoded, are provided to enable the student to pronounce new words and sentences based on his prior familiarity with the symbol and sound bets presented on the periodic table of language elements.
    Type: Grant
    Filed: October 24, 1984
    Date of Patent: March 17, 1987
    Inventors: Robert Sprague, Joan Sprague