Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6759459 | Colorless toner formulated to improve light fastness of ink jet prints | Michael H. Lee | 2004-07-06 |
| 6723767 | Colorless toner formulated to improve light fastness of ink jet ink prints | Michael H. Lee | 2004-04-20 |
| 6323258 | Water fast ink jet print using aqueous ink jet ink | Howard S. Tom | 2001-11-27 |
| 6318265 | Inking system including reusable paper and water-humectant ink | Irwin Sobel | 2001-11-20 |
| 6056812 | Composition to improve colorfastness of a printed image | Howard S. Tom | 2000-05-02 |
| 5948150 | Composition to improve colorfastness of a printed image | Howard S. Tom | 1999-09-07 |
| 5592204 | Hot melt impulse ink jet ink with dispersed solid pigment in a hot melt vehicle | Theodore M. Cooke | 1997-01-07 |
| 5528154 | Page identification with conductive traces | Robert Leichner | 1996-06-18 |
| 5381166 | Ink dot size control for ink transfer printing | Si-Ty Lam, Young S. You | 1995-01-10 |
| 5350446 | Hot melt impulse ink jet ink with dispersed solid pigment in a hot melt vehicle | Theodore M. Cooke | 1994-09-27 |
| 5259874 | Solid ink compositions suitable for use in color transparencies | Robert J. Miller, Young S. You, Howard S. Tom | 1993-11-09 |
| 5230732 | Solid driver for the solid ink jet ink | Young S. You, Robert J. Miller | 1993-07-27 |
| 5182572 | Demand ink jet utilizing a phase change ink and method of operating | Alfred R. Merritt, Theodore M. Cooke, Richard G. Whitfield | 1993-01-26 |
| 5118347 | Solid driver for the solid ink jet ink | Young S. You, Robert J. Miller | 1992-06-02 |
| 5041161 | Semi-solid ink jet and method of using same | Theodore M. Cooke | 1991-08-20 |
| 4822418 | Drop on demand ink jet ink comprising dubutyl sebecate | Theodore M. Cooke, Alfred R. Merritt | 1989-04-18 |
| 4793264 | Low corrosion impulse ink jet ink containing anti-oxidant | Richard G. Whitfield | 1988-12-27 |
| 4659383 | High molecular weight, hot melt impulse ink jet ink | Theodore M. Cooke | 1987-04-21 |
| 4531976 | Heterologous ink jet ink compositions | — | 1985-07-30 |
| 4484948 | Natural wax-containing ink jet inks | Alfred R. Merritt, Theodore M. Cooke, Richard G. Whitfield | 1984-11-27 |
| 4390369 | Natural wax-containing ink jet inks | Alfred R. Merritt, Theodore M. Cooke, Richard G. Whitfield | 1983-06-28 |
| 4386961 | Heterologous ink jet compositions | — | 1983-06-07 |
| 4361843 | Ink jet compositions and method | Theodore M. Cooke, Richard G. Whitfield | 1982-11-30 |
| 4227930 | Ball point pen, ink, and its eradicator system | — | 1980-10-14 |
| 4228028 | Ball point pen, ink, and its eradicator system | — | 1980-10-14 |