- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 35/18 - Heating or cooling the filters
Patent holdings for IPC class B01D 35/18
Total number of patents in this class: 280
10-year publication summary
|
26
|
18
|
30
|
14
|
21
|
13
|
10
|
14
|
9
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| MANN+HUMMEL GmbH | 1808 |
27 |
| LG Electronics Inc. | 75818 |
18 |
| MAHLE International GmbH | 2917 |
10 |
| Ufi Filters S.p.A. | 193 |
7 |
| Massachusetts Institute of Technology | 10254 |
5 |
| Cummins Filtration IP, Inc. | 587 |
5 |
| Shaw Development, LLC | 41 |
5 |
| SK Innovation Co., Ltd. | 1483 |
5 |
| Ufi Innovation Center S.r.l. | 74 |
5 |
| Robert Bosch GmbH | 44176 |
4 |
| Yamashin-filter Corp. | 131 |
4 |
| Livingcare Co.,Ltd | 15 |
4 |
| Tokyo Electron Limited | 13824 |
3 |
| Coway Co., Ltd. | 788 |
3 |
| Pall Corporation | 340 |
3 |
| Woongjin Coway Co., Ltd. | 131 |
3 |
| CT Energy Holdings, LLC | 4 |
3 |
| C.C. Jensen A/S | 52 |
3 |
| Zaklady Chemiczne 'siarkopol' Tarnobrzeg SP z o.o. | 5 |
3 |
| Briggs & Stratton, LLC | 686 |
3 |
| Other owners | 157 |