Patent holdings for IPC class D01F 6/44

Total number of patents in this class: 57

10-year publication summary

5
4
2
3
1
3
4
5
11
3
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
DuPont Safety & Construction, Inc.
679
5
The Procter & Gamble Company
21880
3
South China University of Technology
1920
3
Centre National de La Recherche Scientifique
11092
2
Commissariat à l'énergie atomique et aux energies alternatives
11128
2
Albany International Corp.
231
2
Nanopareil, LLC
13
2
Polytex Sportbeläge Produktions-GmbH
141
2
Sofradim Production
290
2
Universite Grenoble Alpes
779
2
University of Pittsburgh - Of the Commonwealth System of Higher Education
3339
2
Ecole Nationale Superieure des Arts et Industries Textiles
6
2
Tyco Healthcare Group LP
194
1
Covidien LP
10697
1
Canon Inc.
44222
1
Ford Global Technologies, LLC
21600
1
PPG Industries Ohio, Inc.
3322
1
Drexel University
998
1
ElringKlinger AG
580
1
Hollingsworth & Vose Company
301
1
Other owners 20