Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11852413 | Tempering furnace for glass sheets | Kyösti Keto | 2023-12-26 |
| 11584676 | Method for tempering glass sheets | Pekka Lyytikäinen | 2023-02-21 |
| 9617181 | Method of heating a glass sheet for tempering | Harri Kylväjä, Mikko RANTALA | 2017-04-11 |
| 9493373 | Apparatus for conveying a glass sheet on an air support table in a heating furnace | Mikko RANTALA, Harri Kylväjä | 2016-11-15 |
| 8997521 | Method and apparatus for supporting and heating glass sheets on a hot gas cushion | Mikko RANTALA | 2015-04-07 |
| 8650911 | Method and apparatus for heating glass | — | 2014-02-18 |
| 8479540 | Method and apparatus for heating glass | — | 2013-07-09 |
| 7059155 | Method of bending glass | Juha Paavola, Antti-Jussi Numminen | 2006-06-13 |
| 6881931 | Method and apparatus for heating glass | Jorma Valkama | 2005-04-19 |
| 6786065 | Method and apparatus for bending glass | Juha Paavola, Antti-Jussi Numminen | 2004-09-07 |
| 6776008 | Method and apparatus for heating glass | Jorma Valkama | 2004-08-17 |
| 6427488 | Method for heating glass sheets to be tempered or heat-strengthened | Jorma Vitkala, Esko Lehto | 2002-08-06 |
| 6282923 | Heating glass sheets in tempering furnace | — | 2001-09-04 |
| 6279350 | Adjusting cooling air in glass tempering machine | — | 2001-08-28 |
| 6172336 | Heating glass in tempering furnace | — | 2001-01-09 |
| 6131412 | Adjusting temperature of glass sheets in tempering furnace | — | 2000-10-17 |
| 5501717 | Method and furnace apparatus for bending and tempering a glass sheet supported on a ring mould | Juha Paavola | 1996-03-26 |
| 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, Jorma Vitkala | 1994-11-29 |
| 5334234 | Nozzle assembly for a flat-glass tempering machine | Kauko K. Anttonen | 1994-08-02 |
| 5306324 | Method and apparatus for bending and tempering a glass sheet | Juha Paavola | 1994-04-26 |
| 5254152 | Cooling station in a tempering plant for glass sheets | — | 1993-10-19 |
| 5236488 | Method and apparatus for heat-strengthening glass sheets | — | 1993-08-17 |
| 5232482 | Method for bending and tempering a glass sheet | Tapio Laakso, Esko Lehto | 1993-08-03 |
| 5185022 | Mould assembly for bending difficult bending shapes in a glass sheet | Esko Lehto | 1993-02-09 |
| 5079931 | Bending or supporting mould for glass sheets | Esko Lehto | 1992-01-14 |