Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5151106 | Method for tinting a hydrophilic polymer by incorporating a reactive dye into the polymer prior to polymerization | Patrick K. Chen | 1992-09-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5151106 | Method for tinting a hydrophilic polymer by incorporating a reactive dye into the polymer prior to polymerization | Patrick K. Chen | 1992-09-29 |