Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7367158 | Fixing agent in the form of an oil/water type emulsion or suspension, and preparation of the same | Pekka Lukkarinen, Jari Peltonen, Heikki Hero | 2008-05-06 |
| 4998431 | Field usable calibrator for humidity meters | Kalervo A. Jappinen, Jouko S. Jalava, Ari Lehto | 1991-03-12 |