Method of calculation for detailed waverfront calculation for spectacle lenses with a diffractive grating
US-9835875-B2 · Dec 5, 2017 · US
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Wehner Edda patents
Wehner Edda holds 3 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 3 |
| Recent patents | 0 |
| First publication | Mar 31, 2015 |
| Latest publication | Dec 5, 2017 |
Filing trend
Year-over-year patent counts for this assignee.
Recent patents
Latest publications where this party is an assignee.
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Method of calculation for detailed waverfront calculation for spectacle lenses with a diffractive grating
US-9835875-B2 · Dec 5, 2017 · US
Method for determining a base system of diffraction gratings for color fringe correction of spectacle lenses
US-9022560-B2 · May 5, 2015 · US
Method for calculating a spectacle lens with improved near zone
US-8992014-B2 · Mar 31, 2015 · US
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Physics | 3 |