- 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: 339
10-year publication summary
|
33
|
24
|
43
|
38
|
39
|
28
|
36
|
24
|
27
|
15
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 25744 |
15 |
| Amogreentech Co., Ltd. | 646 |
6 |
| Derrick Corporation | 256 |
6 |
| Schlumberger Technology Corporation | 11818 |
5 |
| Merck Patent GmbH | 5728 |
5 |
| Sartorius Stedim Biotech GmbH | 875 |
5 |
| Cummins Filtration IP, Inc. | 590 |
4 |
| Nidec Tosok Corporation | 206 |
4 |
| EMD Millipore Corporation | 631 |
3 |
| Robert Bosch GmbH | 44160 |
3 |
| Caterpillar Inc. | 10267 |
3 |
| NGK Insulators, Ltd. | 5236 |
3 |
| Hamilton Sundstrand Corporation | 5015 |
3 |
| MANN+HUMMEL GmbH | 1808 |
3 |
| Mkb Company | 5 |
3 |
| Nordson Corporation | 1201 |
3 |
| Quantum-Si Incorporated | 435 |
3 |
| Saint-Gobain Performance Plastics Corporation | 1050 |
3 |
| Ufi Innovation Center S.r.l. | 74 |
3 |
| Southside Landscaping Co. | 5 |
3 |
| Other owners | 253 |