Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5646729 | Single-channel gas concentration measurement method and apparatus using a short-resonator Fabry-Perot interferometer | Yrjo Koskinen, Ari Lehto, Martti Blomberg, Markku Orpana, Altti Torkkeli | 1997-07-08 |
| 5631418 | Electrically detected impedance detector for the measurement of physical quantities, in particular of temperature or humidity, and process for the manufacture of said detectors | Ingmar Stuns, Heikki Turtiainen, Jorma Ponkala | 1997-05-20 |