- All sections
- B - Performing operations; transporting
- B01D - Separation
- B01D 50/00 - Combinations of methods or devices for separating particles from gases or vapours
Patent holdings for IPC class B01D 50/00
Total number of patents in this class: 1931
10-year publication summary
183
|
163
|
151
|
126
|
149
|
133
|
98
|
81
|
16
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
MANN+HUMMEL GmbH | 1682 |
96 |
NGK Insulators, Ltd. | 4589 |
78 |
Ibiden Co., Ltd. | 1724 |
77 |
Donaldson Company, Inc. | 1513 |
51 |
Omachron Intellectual Property Inc. | 869 |
44 |
LG Electronics Inc. | 69257 |
40 |
Cummins Filtration IP, Inc. | 812 |
39 |
Toyota Motor Corporation | 28582 |
35 |
BASF Corporation | 2039 |
31 |
Corning Incorporated | 9932 |
29 |
Caterpillar Inc. | 8877 |
25 |
Johnson Matthey Public Limited Company | 1852 |
24 |
Umicore AG & Co. KG | 867 |
19 |
Samsung Electronics Co., Ltd. | 131630 |
18 |
Tenneco Automotive Operating Company Inc. | 658 |
17 |
Honda Motor Co., Ltd. | 24537 |
16 |
3m Innovative Properties Company | 18406 |
13 |
Ford Global Technologies, LLC | 19702 |
12 |
Atlas Copco Airpower, naamloze vennootschap | 915 |
11 |
Hitachi Metals, Ltd. | 2175 |
10 |
Other owners | 1246 |