Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7883454 | Inner elongated structure of the roll of a paper/board machine or finishing machine | Tommi Korolainen, Kari Holopainen | 2011-02-08 |
| 7022056 | Roll in a paper or board machine | Kari Holopainen, Jori Onnela, Juha Lahtinen | 2006-04-04 |
| 6699164 | Method for providing a roll for a paper machine with sliding bearings and a roll for a paper machine with sliding bearings | Juha Lahtinen, Jori Onnela, Esa Lensu, Pekka Kivioja, Aki Mikkola | 2004-03-02 |
| 6692421 | End packing for a deflection compensated roll | Antti Tavi, Kari Holopainen, Markku Arvonen, Mika Lämsä, Juhani Niskanen +3 more | 2004-02-17 |
| 6662630 | Method for measuring slide bearing pressure in a deflection-compensated roll with a fixed shell | Jori Onnela | 2003-12-16 |
| 6443880 | Arrangement for removing oil in a roll | James Blais, Kari Röyskö, Jori Onnela, Sami Vanhamäki, Risto Haiko | 2002-09-03 |
| 6177673 | Optically black surface for producing the same | Martti Blomberg, Altti Torkkeli | 2001-01-23 |
| 5934307 | Overpressure protector | Eero Halonen, Markku Orpana, Aarne Utriainen | 1999-08-10 |
| 5896813 | Gradient calender | Osmo Nikulainen | 1999-04-27 |
| 5827438 | Electrically modulatable thermal radiant source with specific filament | Martti Blomberg, Altti Torkkeli, Stefan Lindblad | 1998-10-27 |
| 5818586 | Miniaturized fabry-perot spectrometer for optical analysis | Stefan Lindblad, Altti Torkkeli, Martti Blomberg | 1998-10-06 |
| 5646729 | Single-channel gas concentration measurement method and apparatus using a short-resonator Fabry-Perot interferometer | Yrjo Koskinen, Simo Tammela, Martti Blomberg, Markku Orpana, Altti Torkkeli | 1997-07-08 |
| 5644676 | Thermal radiant source with filament encapsulated in protective film | Martti Blomberg, Markku Orpana, Hannu Kattelus | 1997-07-01 |
| 5599263 | Oil feed system for a variable-crown roll | Risto Haiko, Pekka Kivioja | 1997-02-04 |
| 5561523 | Electrically tunable fabry-perot interferometer produced by surface micromechanical techniques for use in optical material analysis | Martti Blomberg, Markku Orpana | 1996-10-01 |
| 5500569 | Electrically modulatable thermal radiant source and method for manufacturing the same | Martti Blomberg, Markku Orpana, Anssi Korhonen | 1996-03-19 |
| 5369278 | Calibration method for gas concentration measurements | — | 1994-11-29 |
| 5178462 | Method and apparatus for measurement of dewpoint of gases | — | 1993-01-12 |
| 5160843 | Apparatus and method for measuring gas concentrations | — | 1992-11-03 |
| 5083234 | Multilayer transducer with bonded contacts and method for implementation of bonding | Juha Lahdenpera, Heikki Kuisma | 1992-01-21 |
| 5080494 | Method and apparatus for measurement of dewpoint of gases | — | 1992-01-14 |
| 4998431 | Field usable calibrator for humidity meters | Kalervo A. Jappinen, Marja-Riitta Hakala, Jouko S. Jalava | 1991-03-12 |
| 4991424 | Integrated heatable sensor | — | 1991-02-12 |
| 4928530 | Pressure transducer | Frank Chen | 1990-05-29 |
| 4924064 | Method for trimming a planar capacitor | Lars Stormbom, Jouko S. Jalava, Heikki Mesiä, Pekka Belt | 1990-05-08 |