Issued Patents All Time
Showing 76–80 of 80 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5098474 | Dyes containing alkylamino groups for ink-jet printing inks | Kenneth A. Norton | 1992-03-24 |
| 4853037 | Low glycol inks for plain paper printing | Loren E. Johnson, Kenneth A. Norton, Margaret L. Wooding | 1989-08-01 |
| 4836851 | Dyes containing polyhydroxyl groups for ink-jet printing inks | Steven J. Bares, Loren E. Johnson, Suraj L. Hindagolla | 1989-06-06 |
| 4761180 | Dyes containing tetramethylammonium cation for ink-jet printing inks | Ronald A. Askeland, William D. Kappele, John L. Stoffel | 1988-08-02 |
| 4694302 | Reactive ink-jet printing | David E. Hackleman | 1987-09-15 |