Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10976573 | Method for designing a lens shape and spectacle lens | Ray Steven Spratt, Philipp Ellinger, Helmut Wietschorke, Angela Nolan | 2021-04-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10976573 | Method for designing a lens shape and spectacle lens | Ray Steven Spratt, Philipp Ellinger, Helmut Wietschorke, Angela Nolan | 2021-04-13 |