Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8664673 | Multicolored mask process for making display circuitry | Lyn M. Irving, David H. Levy | 2014-03-04 |
| 8173355 | Gradient colored mask | Lyn M. Irving, Mark E. Irving | 2012-05-08 |
| 8153352 | Multicolored mask process for making display circuitry | Lyn M. Irving, David H. Levy | 2012-04-10 |
| 6426167 | Water-resistant protective overcoat for image recording materials | Hwei-Ling Yau, Jin-Shan Wang, Tienteh Chen | 2002-07-30 |
| 6268101 | Water-resistant polyurethane overcoat for imaging materials | Paul D. Yacobucci, Hwei-Ling Yau, Catherine A. Falkner | 2001-07-31 |
| 5958660 | Hydrophilic colloid composition | Jeffrey F. Taylor, Tien-Teh Chen, Hwei-Ling Yau, Elmer C. Flood | 1999-09-28 |
| 5800977 | Hardening a hydrophilic colloid composition | Jeffrey F. Taylor, Hwei-Ling Yau, Elmer C. Flood, Susan A. Visser | 1998-09-01 |
| 5244763 | Polymeric scavengers for oxidized developing agents and photographic elements containing the same | Ralph B. Nielsen, Hwei-Ling Yau | 1993-09-14 |
| 5198517 | Polymeric scavengers for oxidized developing agents and photographic elements containing the same | Ralph B. Neilsen, Hwei-Ling Yau | 1993-03-30 |