Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9623696 | Composition for developing a visually discernible colour and corresponding heat-sensitive recording material | Nora Wilke nee Petersen | 2017-04-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9623696 | Composition for developing a visually discernible colour and corresponding heat-sensitive recording material | Nora Wilke nee Petersen | 2017-04-18 |