- All sections
- D - Textilespaper
- D21B - Fibrous raw materials or their mechanical treatment
- D21B 1/26 - Driving or feeding arrangements
Patent holdings for IPC class D21B 1/26
Total number of patents in this class: 18
10-year publication summary
|
1
|
3
|
1
|
3
|
5
|
2
|
1
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Valmet AB | 511 |
8 |
| Andritz Inc. | 332 |
4 |
| Seiko Epson Corporation | 19478 |
1 |
| UPM-Kymmene Corporation | 938 |
1 |
| Footprint International, LLC | 77 |
1 |
| Repulping Technology GmbH & Co. KG | 3 |
1 |
| Marine Innovation Co.,Ltd | 4 |
1 |
| Circulose AB | 20 |
1 |
| Other owners | 0 |