Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7145402 | Multi-mode frequency synthesizer with temperature compensation | Tomi Mattila, Olli Jaakkola, Ville Kaajakari, Aarne Oja | 2006-12-05 |
| 6819246 | Method and apparatus for converting electromagnetic energy of objects | — | 2004-11-16 |
| 6734353 | Method for attenuating interference in a magnetically shielded room | Christer Holmlund, Auvo Penttinen | 2004-05-11 |
| 6657442 | Micromechanical alternating and direct voltage reference apparatus | Aarne Oja, Mika Suhonen | 2003-12-02 |
| 6630657 | Method and system for electrically controlling the spacing between micromechanical electrodes | Aarne Oja | 2003-10-07 |
| 6513388 | Micromechanical precision silicon scale | Aarne Oja, Teuvo Sillanp{umlaut over (aa)} | 2003-02-04 |
| 6066948 | Squid magnetometer having resistor-capacitor damping circuits | — | 2000-05-23 |
| 6049211 | Method and apparatus for determination of fiber orientation in paper or paperboard web | Timo Varpula | 2000-04-11 |
| 5824914 | Method and arrangement for measuring the flow velocity of a liquid, particularly water | Timo Varpula, Arto Sakari Sunila, Janne Antola | 1998-10-20 |
| 5530346 | Method and apparatus for determining the size and shape of a slot by measuring a magnetic field produced along an edge thereof | Timo Varpula, Mayri O. Sundstrom | 1996-06-25 |
| 5488295 | Method and apparatus for cancelling noise of a low-noise sensor | — | 1996-01-30 |
| 5354130 | Method and apparatus for measuring the temperature of an electrically conductive material | Lauri Holappa | 1994-10-11 |