Patent holdings for IPC class D01F 9/17

Total number of patents in this class: 113

10-year publication summary

11
11
9
13
9
1
4
8
5
6
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Stora Enso Oyj
1665
19
Arkema France
4179
5
Innventia AB
34
5
University of Limerick
195
5
Centre National de La Recherche Scientifique
10716
4
Imperial College Innovations Limited
617
4
RISE Innventia AB
17
4
GrafTech International Holdings Inc.
112
3
North Carolina State University
1586
3
The Texas a & M University System
1782
3
Toho Tenax Europe GmbH
26
3
Valmet AB
527
3
Centrotherm International AG
65
3
Idemitsu Kosan Co., Ltd.
4221
2
Agency for Science, Technology and Research
3649
2
Suncoal Industries GmbH
78
2
Universidad de Malaga
190
2
University of Tennessee Research Foundation
757
2
UT-Battelle, LLC
1476
2
Weyerhaeuser NR Company
329
2
Other owners 35