- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 29/00 - Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups Filtering elements therefor
Patent holdings for IPC class B01D 29/00
Total number of patents in this class: 870
10-year publication summary
|
71
|
60
|
81
|
70
|
72
|
48
|
51
|
37
|
22
|
24
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cummins Filtration IP, Inc. | 803 |
25 |
| Aladdin Manufacturing Corporation | 228 |
20 |
| Yamashin-filter Corp. | 130 |
19 |
| Caterpillar Inc. | 9866 |
16 |
| 3m Innovative Properties Company | 17717 |
10 |
| Donaldson Company, Inc. | 1595 |
9 |
| HYDAC Filtertechnik GmbH | 293 |
8 |
| Murata Manufacturing Co., Ltd. | 25037 |
7 |
| MANN+HUMMEL GmbH | 1778 |
7 |
| Terumo Kabushiki Kaisha | 5647 |
6 |
| Amogreentech Co., Ltd. | 619 |
6 |
| Hewlett-Packard Development Company, L.P. | 25570 |
5 |
| Creatv Microtech, Inc. | 61 |
5 |
| Baldwin Filters, Inc. | 241 |
5 |
| Contech Engineered Solutions LLC | 277 |
5 |
| Hollingsworth & Vose Company | 296 |
5 |
| Hubb Filters, Inc. | 10 |
5 |
| Saudi Arabian Oil Company | 13716 |
5 |
| Scientific Plastic Products, Inc. | 31 |
5 |
| Solventum Intellectual Properties Company | 3348 |
5 |
| Other owners | 692 |