Issued Patents All Time
Showing 76–80 of 80 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5485180 | Inking for color-inkjet printers, using non-integral drop averages, media varying inking, or more than two drops per pixel | Catherine B. Hunt, Keshava A. Prasad, Corrina Hall, Mark S. Hickman, Lance Cleveland +1 more | 1996-01-16 |
| 5416145 | Aqueous anionic dye based ink jet inks | Sheau-Hwa Ma, Howard Matrick, Michele Shepard | 1995-05-16 |
| 5356464 | Aqueous ink compositions containing anti-curl agents | Mark Hickman, Loren E. Johnson, John L. Stoffel, Catherine B. Hunt, Howard Matrick +4 more | 1994-10-18 |
| 4994110 | Dyes containing lithium for ink-jet printing inks | John L. Stoffel, William D. Kappele | 1991-02-19 |
| 4761180 | Dyes containing tetramethylammonium cation for ink-jet printing inks | William D. Kappele, Norman E. Pawlowski, Jr., John L. Stoffel | 1988-08-02 |