Patent holdings for IPC class D01F 9/17

Total number of patents in this class: 110

10-year publication summary

12
14
12
14
9
1
6
8
5
3
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Stora Enso Oyj
1645
19
Arkema France
4149
5
Innventia AB
35
5
University of Limerick
193
5
Centre National de La Recherche Scientifique
10442
4
RISE Innventia AB
17
4
GrafTech International Holdings Inc.
112
3
The Texas a & M University System
1705
3
Toho Tenax Europe GmbH
27
3
Valmet AB
510
3
Centrotherm International AG
64
3
Idemitsu Kosan Co., Ltd.
4224
2
Agency for Science, Technology and Research
3627
2
Imperial College Innovations Limited
586
2
North Carolina State University
1563
2
Suncoal Industries GmbH
75
2
Universidad de Malaga
191
2
University of Tennessee Research Foundation
758
2
UT-Battelle, LLC
1459
2
Weyerhaeuser NR Company
329
2
Other owners 35