Patents by Inventor Ryan R. Cross

Ryan R. Cross 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).

  • INKS COMPRISING MODIFIED PIGMENTS AND METHODS FOR MAKING AND USING THE SAME
    Publication number: 20080121138
    Abstract: An ink composition that includes a self-dispersing pigment that has about 0.02 to about 1.0 mMoles of S and about 0.2 to about 2.0 mMoles of active hydrogen per gram of pigment, water, and an organic solvent. A method of making an ink composition that includes sulfonating a pigment, subsequently oxidizing the pigment to produce a modified pigment, and incorporating the modified pigment into an ink.
    Type: Application
    Filed: October 31, 2007
    Publication date: May 29, 2008
    Applicant: SENSIENT COLORS INC.
    Inventors: Jeff Kennedy, Diane V. Graff, Daniel F. Gloster, Michael Bogomolny, P. K. Sujeeth, Ryan R. Cross