Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4655595 | Ellipsometric method and apparatus for studying physical properties of the surface of a testpiece | Erland T. Sandstrom, Johan Stenberg, Lars Stiblert | 1987-04-07 |
| 4647207 | Ellipsometric method and apparatus | Erland T. Sandstrom, Johan Stenberg, Lars Stiblert | 1987-03-03 |