- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 29/15 - Supported filter elements arranged for inward flow filtration
Patent holdings for IPC class B01D 29/15
Total number of patents in this class: 584
10-year publication summary
|
43
|
51
|
46
|
61
|
89
|
66
|
46
|
53
|
43
|
28
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Caterpillar Inc. | 9549 |
38 |
| MANN+HUMMEL GmbH | 1759 |
31 |
| Donaldson Company, Inc. | 1599 |
25 |
| LG Electronics Inc. | 73111 |
20 |
| Cummins Filtration IP, Inc. | 808 |
18 |
| MAHLE International GmbH | 2774 |
18 |
| HYDAC Filtertechnik GmbH | 296 |
17 |
| Hengst SE | 162 |
15 |
| Ufi Filters S.p.A. | 194 |
10 |
| Cummins Filtration SARL | 25 |
9 |
| Blue Skies Global LLC | 18 |
9 |
| Cummins Filtration Inc. | 194 |
8 |
| HYDAC Process Technology GmbH | 90 |
8 |
| Volvo Truck Corporation | 3411 |
8 |
| Baldwin Filters, Inc. | 242 |
7 |
| Mann+Hummel Filtration Technology US LLC | 76 |
7 |
| Yamashin-filter Corp. | 128 |
7 |
| Haier US Appliance Solutions, Inc. | 3618 |
6 |
| Icon Technology Systems Limited | 10 |
6 |
| Schroeder Industries, LLC | 52 |
6 |
| Other owners | 311 |