Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5694247 | Optical transmissive component with anti-reflection gratings | Willem Gerard Ophey, Johannes M. Oomen, Petrus Gerardus Josephus Maria Nuyens | 1997-12-02 |
| 5029255 | Optical scanning device including mirror objective having two windows at least one having an aspherical surface | Willem G. Opheij, Josephus J. M. Braat, Alexius J. T. Van Sambeeck | 1991-07-02 |