- 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: 872
10-year publication summary
|
71
|
60
|
81
|
70
|
72
|
48
|
50
|
36
|
22
|
20
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cummins Filtration IP, Inc. | 805 |
25 |
| Aladdin Manufacturing Corporation | 225 |
20 |
| Yamashin-filter Corp. | 128 |
20 |
| Caterpillar Inc. | 9640 |
16 |
| 3m Innovative Properties Company | 17771 |
10 |
| Donaldson Company, Inc. | 1605 |
9 |
| HYDAC Filtertechnik GmbH | 295 |
8 |
| Murata Manufacturing Co., Ltd. | 24813 |
7 |
| MANN+HUMMEL GmbH | 1768 |
7 |
| Terumo Kabushiki Kaisha | 5623 |
6 |
| Amogreentech Co., Ltd. | 617 |
6 |
| EMD Millipore Corporation | 649 |
5 |
| Hewlett-Packard Development Company, L.P. | 25776 |
5 |
| Creatv Microtech, Inc. | 62 |
5 |
| Baldwin Filters, Inc. | 243 |
5 |
| Contech Engineered Solutions LLC | 276 |
5 |
| Hubb Filters, Inc. | 10 |
5 |
| Saudi Arabian Oil Company | 13409 |
5 |
| Scientific Plastic Products, Inc. | 31 |
5 |
| Solventum Intellectual Properties Company | 3339 |
5 |
| Other owners | 693 |