Patent holdings for IPC class D01D 5/00

Total number of patents in this class: 2198

10-year publication summary

159
194
184
187
194
176
172
154
145
104
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Elmarco s.r.o.
58
31
Cornell University
3330
28
Aladdin Manufacturing Corporation
224
26
Washington University
1623
25
University of Pittsburgh - Of the Commonwealth System of Higher Education
3183
24
Amogreentech Co., Ltd.
617
22
Toshiba Corporation
12502
20
Donaldson Company, Inc.
1606
20
University of Central Oklahoma
47
20
Massachusetts Institute of Technology
10110
18
Kao Corporation
4982
17
Soochow University
1740
17
Technicka Univerzita V Liberci
64
17
Altria Client Services LLC
2218
16
Bakel S.r.l.
36
16
Merit Medical Systems, Inc.
1142
15
Technion Research & Development Foundation Ltd.
1228
15
The Johns Hopkins University
5714
14
Korea Advanced Institute of Science and Technology
4403
14
Poly-Med, Inc.
186
14
Other owners 1809