- All sections
- B - Performing operations; transporting
- 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: 276
10-year publication summary
|
31
|
32
|
26
|
18
|
30
|
14
|
21
|
13
|
9
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| MANN+HUMMEL GmbH | 1682 |
29 |
| LG Electronics Inc. | 69257 |
18 |
| MAHLE International GmbH | 2670 |
11 |
| Ufi Filters S.p.A. | 196 |
10 |
| Robert Bosch GmbH | 40953 |
7 |
| Massachusetts Institute of Technology | 9795 |
6 |
| Cummins Filtration IP, Inc. | 812 |
5 |
| Shaw Development, LLC | 31 |
5 |
| Ufi Innovation Center S.r.l. | 62 |
5 |
| Yamashin-filter Corp. | 115 |
4 |
| Livingcare Co.,Ltd | 12 |
4 |
| ExxonMobil Research And Engineering Company | 2830 |
3 |
| Tokyo Electron Limited | 11599 |
3 |
| JVK Filtration Systems GmbH | 23 |
3 |
| Pall Corporation | 392 |
3 |
| Woongjin Coway Co., Ltd. | 160 |
3 |
| CT Energy Holdings, LLC | 4 |
3 |
| C.C. Jensen A/S | 47 |
3 |
| Rtx Corporation | 8674 |
3 |
| 3m Innovative Properties Company | 18406 |
2 |
| Other owners | 146 |