Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5165968 | Ink composition having rapid dry time and high print quality for plain paper printing | Loren E. Johnson, Norman E. Pawlowski, Jr., Margaret L. Wooding | 1992-11-24 |
| 5098474 | Dyes containing alkylamino groups for ink-jet printing inks | Norman E. Pawlowski, Jr. | 1992-03-24 |
| 4885932 | Determination of cleanliness level of foam reservoir | Mary B. Heffernan, Bruce Cowger | 1989-12-12 |
| 4853037 | Low glycol inks for plain paper printing | Loren E. Johnson, Norman E. Pawlowski, Jr., Margaret L. Wooding | 1989-08-01 |
| 4791165 | Ink-jet ink for plain paper printing | James G. Bearss | 1988-12-13 |
| 4670059 | Increased solubility of carbon black | David E. Hackleman, Loren E. Johnson | 1987-06-02 |