Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11086144 | Adjustable progressive lens and design method | Ray Steven Spratt | 2021-08-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11086144 | Adjustable progressive lens and design method | Ray Steven Spratt | 2021-08-10 |