- 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: 622
10-year publication summary
|
51
|
46
|
61
|
89
|
66
|
46
|
53
|
45
|
43
|
33
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Caterpillar Inc. | 10316 |
40 |
| MANN+HUMMEL GmbH | 1814 |
33 |
| Donaldson Company, Inc. | 1607 |
22 |
| MAHLE International GmbH | 2921 |
22 |
| LG Electronics Inc. | 76087 |
21 |
| Atmus Filtration IP Inc. | 277 |
17 |
| HYDAC Filtertechnik GmbH | 289 |
16 |
| Hengst SE | 182 |
15 |
| Blue Skies Global LLC | 22 |
11 |
| Ufi Filters S.p.A. | 193 |
10 |
| Volvo Truck Corporation | 3955 |
9 |
| Cummins Filtration IP, Inc. | 580 |
8 |
| HYDAC Process Technology GmbH | 84 |
8 |
| Mann+Hummel Filtration Technology US LLC | 74 |
7 |
| Yamashin-filter Corp. | 132 |
7 |
| Baldwin Filters, Inc. | 229 |
6 |
| Haier US Appliance Solutions, Inc. | 4134 |
6 |
| Icon Technology Systems Limited | 10 |
6 |
| Westlake Longview Corporation | 81 |
6 |
| Robert Bosch GmbH | 44327 |
5 |
| Other owners | 347 |