- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 29/05 - Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups Filtering elements therefor with flat filtering elements supported
Patent holdings for IPC class B01D 29/05
Total number of patents in this class: 313
10-year publication summary
|
22
|
32
|
24
|
41
|
35
|
38
|
27
|
34
|
24
|
13
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 24603 |
13 |
| Derrick Corporation | 247 |
6 |
| Schlumberger Technology Corporation | 10780 |
5 |
| Merck Patent GmbH | 5815 |
5 |
| Amogreentech Co., Ltd. | 612 |
5 |
| Cummins Filtration IP, Inc. | 808 |
4 |
| Nidec Tosok Corporation | 206 |
4 |
| Robert Bosch GmbH | 42705 |
3 |
| Caterpillar Inc. | 9579 |
3 |
| NGK Insulators, Ltd. | 4968 |
3 |
| Hamilton Sundstrand Corporation | 4891 |
3 |
| Asahi Kasei Medical Co., Ltd. | 266 |
3 |
| MANN+HUMMEL GmbH | 1760 |
3 |
| Mkb Company | 5 |
3 |
| Nordson Corporation | 1199 |
3 |
| Quantum-Si Incorporated | 449 |
3 |
| Sartorius Stedim Biotech GmbH | 831 |
3 |
| Ufi Innovation Center S.r.l. | 67 |
3 |
| Southside Landscaping Co. | 6 |
3 |
| Reaction Analytics, Inc. | 4 |
3 |
| Other owners | 232 |