Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6723185 | Method for producing defects and tensile residual stresses | Kai Elfving, Hannu Hanninen, Mika Kemppainen, Iikka Virkkunen | 2004-04-20 |
| 5313406 | Procedures for analyzing multicomponent FT-IR spectra for unknown mixtures of gases | Jyrki Kauppinen | 1994-05-17 |