Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10146064 | Apparatus and method for ascertaining a type of spectacle lens and apparatus and method for determining a refractive power distribution of a progressive spectacle lens | Konrad Saur, Ray Steven Spratt, Timo Kratzer | 2018-12-04 |
| 10088691 | Apparatus and method for ascertaining a type of spectacle lens and apparatus and method for determining a refractive power distribution of a progressive spectacle lens | Konrad Saur, Ray Steven Spratt, Timo Kratzer | 2018-10-02 |