Patent holdings for IPC class D01F 9/17

Total number of patents in this class: 111

10-year publication summary

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

Principal owners for this class

Owner
All patents
This class
Stora Enso Oyj
1661
19
Arkema France
4177
5
Innventia AB
35
5
University of Limerick
194
5
Centre National de La Recherche Scientifique
10632
4
RISE Innventia AB
17
4
GrafTech International Holdings Inc.
112
3
Imperial College Innovations Limited
601
3
The Texas a & M University System
1756
3
Toho Tenax Europe GmbH
27
3
Valmet AB
519
3
Centrotherm International AG
65
3
Idemitsu Kosan Co., Ltd.
4243
2
Agency for Science, Technology and Research
3656
2
North Carolina State University
1579
2
Suncoal Industries GmbH
77
2
Universidad de Malaga
189
2
University of Tennessee Research Foundation
755
2
UT-Battelle, LLC
1471
2
Weyerhaeuser NR Company
330
2
Other owners 35