Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5440426 | Optical spatial filtering for attenuating the zero diffractive orders of mutually incoherent light beams | — | 1995-08-08 |
| 4655595 | Ellipsometric method and apparatus for studying physical properties of the surface of a testpiece | Nils A. N. Bjork, Johan Stenberg, Lars Stiblert | 1987-04-07 |
| 4647207 | Ellipsometric method and apparatus | Nils A. N. Bjork, Johan Stenberg, Lars Stiblert | 1987-03-03 |
| 4332476 | Method and apparatus for studying surface properties | Johan Stenberg, Lars Stiblert | 1982-06-01 |