Patent holdings for IPC class B01D 1/30

Total number of patents in this class: 366

10-year publication summary

41
32
33
40
33
40
44
30
26
18
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Heartland Water Technology, Inc.
34
10
77 Vision Way Ltd
23
8
DEKA Products Limited Partnership
1886
7
Vahterus Oy
70
7
Ecovap, Inc.
19
7
Purestream Services, LLC
19
6
AquaSource Technologies Corporation
21
5
Cameron Solutions, Inc.
66
5
Uop LLC
4393
4
Carrier Corporation
3958
4
Cameron International Corporation
1368
4
Energy Water Solutions, LLC
12
4
Gradiant Corporation
147
4
Hans Heidolph GmbH
65
4
Cleantek Industries Inc.
21
4
Tokyo Electron Limited
13796
3
Alfa Laval Corporate AB
1335
3
Heartland Technology Partners LLC
17
3
Maple Expert Solutions, Inc.
4
3
Oregon State University
414
3
Other owners 268