Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6846608 | Method to reduce imaging effluence in processless thermal printing plates | Shiying Zheng, Elizabeth Knight | 2005-01-25 |
| 6465152 | Imaging member containing heat sensitive thiosulfate polymer on improved substrate and methods of use | Shiying Zheng, Jennifer R. Kersten | 2002-10-15 |
| 6423469 | Thermal switchable composition and imaging member containing oxonol IR dye and methods of imaging and printing | Shiying Zheng, Kevin W. Williams | 2002-07-23 |
| 6413694 | Processless imaging member containing heat sensitive sulfonate polymer and methods of use | Shiying Zheng | 2002-07-02 |
| 6248893 | Non-heterocyclic oxonol infrared radiation sensitive compounds | Kevin W. Williams, Shiying Zheng | 2001-06-19 |
| 6248886 | Heterocyclic oxonol infrared rediation sensitive compounds | Kevin W. Williams, Shiying Zheng | 2001-06-19 |
| 6164757 | Apparatus for printing proof image and producing lithographic plate | Xin Wen, Charles D. DeBoer | 2000-12-26 |
| 6162578 | Imaging member containing heat sensitive hyperbranched polymer and methods of use | Shiying Zheng, Jin-Shan Wang | 2000-12-19 |
| 6136503 | Imaging cylinder containing heat sensitive thiosulfate polymer and methods of use | Shiying Zheng | 2000-10-24 |
| 6117610 | Infrared-sensitive diazonaphthoquinone imaging composition and element containing non-basic IR absorbing material and methods of use | Eugene L. Sheriff, Paul R. West, Jeffery A. Gurney | 2000-09-12 |
| 6079806 | Apparatus for producing halftone images suitable for lithographic printing plate | Xin Wen, Seung Ho. Baek | 2000-06-27 |
| 5985514 | Imaging member containing heat sensitive thiosulfate polymer and methods of use | Shiying Zheng | 1999-11-16 |
| 5962189 | Photosensitive composition containing photosensitive polyamide and thiazoline photoinitiator and negative working photosensitive element | — | 1999-10-05 |
| 5925498 | Photosensitive polymer composition and element containing photosensitive polyamide and mixture of acrylates | Paul R. West, Jeffery A. Gurney, John Kalamen, Christopher J. Kloxin | 1999-07-20 |
| 5922512 | Processless direct write printing plate having heat sensitive polymer and methods of imaging and printing | — | 1999-07-13 |
| 5879858 | Photosensitive polymer composition containing photosensitive polyamide and negative working photosensitive element | John Kalamen | 1999-03-09 |
| 5821032 | Photosensitive polymer composition and negative working photosensitive element containing three photocrosslinkable polymers | — | 1998-10-13 |
| 5510227 | Image dye for laser ablative recording process | Linda A. Kaszczuk, Lee W. Tutt | 1996-04-23 |
| 4968586 | Photoresist compositions containing cobalt (III) compound and redox transfer ligand | — | 1990-11-06 |
| 4871844 | Diazepihium dyes | Donald R. Diehl | 1989-10-03 |
| 4865950 | Laminate for the formation of beam leads for IC chip bonding featuring improved positive-working resist | — | 1989-09-12 |
| 4684599 | Photoresist compositions containing quinone sensitizer | James C. Fleming, Michael J. Lindstrom | 1987-08-04 |
| 4668606 | Positive photoresist with antireflection coating having thermal stability | Donald R. Diehl | 1987-05-26 |
| 4596876 | Phthalaldehyde adducts | Max H. Stern | 1986-06-24 |
| 4548897 | Photothermographic element and process | — | 1985-10-22 |