Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7406855 | Method and a sensor device for measuring particle emissions from the exhaust gases of a combustion engine | Juha Tikkanen, Kauko Janka, Kimmo Pietarinen, Jorma Keskinen, Antti Rostedt | 2008-08-05 |
| 7318338 | Measuring device for measuring aerosol | Risto Luoma, Kimmo Pietarinen, Leo Holma, Marko Palonen | 2008-01-15 |
| 7152457 | Impactor a frame part for an impactor a part to be used in an impactor and a method for processing elements belonging to the impactor | Risco Luoma, Kimmo Pietarinen, Leo Holma, Marko Palonen | 2006-12-26 |
| 7140266 | Device for determining the size distribution of aerosol particles | Marko Marjamaki, Jorma Keskinen, Juha Tikkanen | 2006-11-28 |
| 7131343 | Method of measuring density properties of a particle distribution | Jorma Keskinen, Marko Marjamaki, Annele Virtanen, Jyrki Ristimäki | 2006-11-07 |
| 7066037 | Method for measuring properties of a particle distribution | Jorma Keskinen, Marko Marjamaki, Jyrki Ristimäki, Annele Virtanen | 2006-06-27 |