Patents by Inventor Antonio C. Alvarado

Antonio C. Alvarado 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).

  • Writing light
    Patent number: D406276
    Type: Grant
    Filed: April 20, 1994
    Date of Patent: March 2, 1999
    Inventors: Antonio C. Alvarado, Maria De Jesus G. Alvarado