Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7127918 | Method and apparatus for heating glass sheets in preparation of tempering | Mauri Leponen, Tarmo Pesonen, Pauli T. Reunamaki | 2006-10-31 |
| 6845633 | Method and apparatus for heating glass panels in a tempering furnace equipped with rollers | — | 2005-01-25 |
| 6427488 | Method for heating glass sheets to be tempered or heat-strengthened | Jukka Vehmas, Esko Lehto | 2002-08-06 |
| 5368624 | Method and apparatus for equalizing the temperature profile of glass sheets in a roller-equipped furnace included in a horizontal tempering plant | Esko Lehto, Jukka Vehmas | 1994-11-29 |