Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8562730 | Ink composition for inkjet printing on substrate material comprising polyvinyl chloride | Garold E. Radke | 2013-10-22 |
| 7544431 | Regulated hydrogen production system | John A. Devos, Louis Barinaga | 2009-06-09 |
| 5595785 | Orifice plate for an ink-jet pen | Glen A. Hopkins, Howard H. Taub, Si-Ty Lam, Paul H. McClelland, James S. Aden | 1997-01-21 |
| 5434606 | Orifice plate for an ink-jet pen | Glen A. Hopkins, Howard H. Taub, Si-Ty Lam, Paul H. McClelland, James S. Aden | 1995-07-18 |
| 5203912 | Anionic dye | David Greenwood, Nigel Hughes, Ronald W. Kenyon | 1993-04-20 |
| 5108503 | Smear resistant inks for ink-jet printers | John M. Skene, Charles L. Thierheimer, Jr. | 1992-04-28 |
| 5100470 | Waterfast ink formulations for thermal ink-jet using organic amines | Lisa M. Pagh | 1992-03-31 |
| 5062893 | Ink formulations by mixing anionic waterfast dyes containing two or more carboxyl groups | Raymond Adamic, Palitha Wickramanayake, Garold E. Radke, David J. Halko | 1991-11-05 |
| 5053495 | Anionic dye having high water-fastness | David Greenwood, Nigel Hughes, Ronald W. Kenyon | 1991-10-01 |
| 5026425 | Waterfastness of DB-168 ink by cation substitution | Charles L. Thierheimer, Jr., John M. Skene | 1991-06-25 |
| 4963189 | Waterfast ink formulations with a novel series of anionic dyes containing two or more carboxyl groups | — | 1990-10-16 |
| 4961785 | Smear resistant inks for thermal ink-jet printers | John M. Skene, Charles L. Thierheimer, Jr. | 1990-10-09 |
| 4836851 | Dyes containing polyhydroxyl groups for ink-jet printing inks | Norman E. Pawlowski, Jr., Steven J. Bares, Loren E. Johnson | 1989-06-06 |