Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12338579 | Composition and method for manufacture of paper, board or the like | Kimmo Strengell | 2025-06-24 |
| 12320071 | Composition and its use for use in manufacture of paper, board or the like | Matti Hietaniemi | 2025-06-03 |
| 11932707 | Method for dissolving starch | Perttu Heiska, Mika Suvanto, Matti Hietaniemi | 2024-03-19 |
| 11655593 | Method for manufacturing multi-layered fibrous web and multi-layered fibrous web | Matti Hietaniemi, Jukka Rautiainen | 2023-05-23 |
| 11518695 | Method for producing polymer solutions | Matti Hietaniemi | 2022-12-06 |
| 11447618 | Polymer composition, its use and a surface size | Matti Hietaniemi, Rosa Carceller | 2022-09-20 |
| 11441273 | Use of a polymer product for deposit formation control in manufacture of paper or board | Matti Hietaniemi, Maarit Latvanen, Elsa Olmos | 2022-09-13 |
| 11427965 | Dry strength composition, its use and method for making of paper, board or the like | Matti Hietaniemi, Jonas Konn | 2022-08-30 |
| 11339539 | Polymer product for improving retention of hydrophobic internal sizing agents in manufacture of paper or board | Timo Valkealaakso, Simo-Pekka Vanninen | 2022-05-24 |
| 11066546 | Glyoxylated polyacrylamide polymer composition, its use and method for increasing the strength properties of paper, board or the like | Matti Hietaniemi, Martina Halinen, Salla Timperi, Vladimir Grigoriev, Mikko Virtanen | 2021-07-20 |
| 10858782 | Method for dewatering of sludge from a pulp, paper or board making process | Matti Hietaniemi, Rosa Carceller, Joonas Likander, Jyri Välimäki | 2020-12-08 |
| 10800869 | Polymer composition and its uses | Matti Hietaniemi, Rosa Carceller, Joonas Likander | 2020-10-13 |
| 10787768 | Method for manufacture of paper, board or the like and use of the composition | Matti Hietaniemi, Jaakko Ekman, Kimmo Strengell | 2020-09-29 |
| 10781556 | Dry strength composition, its use and method for making of paper, board or the like | Matti Hietaniemi, Mikko Virtanen | 2020-09-22 |
| 10767315 | System and method for manufacture of paper, board or the like | Matti Hietaniemi | 2020-09-08 |
| 10640923 | Method for treating starch in pulp, paper and board making processes | Matti Hietaniemi, Jaakko Ekman, Marko Kolari | 2020-05-05 |
| 10590604 | Polymer product in particle form and its use | Matti Hietaniemi, Anneli Lepo, Kimmo Strengell | 2020-03-17 |
| 10407831 | Sizing composition, its use and a method for producing paper, board or the like | Matti Hietaniemi, Jan-Luiken Hemmes, Vladimir Grigoriev | 2019-09-10 |
| 10358504 | Process for producing microcellulose | Veli-Matti Vuorenpalo, Leif Robertsen, Kari Parviainen, Olli Dahl, Kari Vanhatalo | 2019-07-23 |
| 10189935 | Water soluble cross-linked block copolymers | Matti Hietaniemi, Sacha Legrand | 2019-01-29 |
| 9809930 | Papermaking agent system, method for making a papermaking agent system and its use | Matti Hietaniemi, Marco Polverari | 2017-11-07 |
| 9587038 | Manufacturing of microcellulose | Erkki Iikka Sakari Rasanen, Leif Robertsen, Veli-Matti Vuorenpalo, Kari Parviainen, Olli Dahl +1 more | 2017-03-07 |
| 9580865 | Method for dissolving cationic starch, papermaking agent and its use | Esko Tirronen | 2017-02-28 |
| 9279217 | Method for making of paper, tissue, board or the like | Matti Hietaniemi, Kimmo Strengell, Marko Kolari, Jaakko Ekman | 2016-03-08 |
| 8936698 | Fixative composition, thick stock composition and process for fixating hydrophobic and/or anionic substances on fibres | Lenita Lindberg, Matti Hietaniemi | 2015-01-20 |