- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 53/86 - Catalytic processes
Patent holdings for IPC class B01D 53/86
Total number of patents in this class: 4327
10-year publication summary
|
269
|
331
|
311
|
280
|
283
|
265
|
306
|
254
|
243
|
156
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Heavy Industries, Ltd. | 9139 |
97 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12378 |
92 |
| Johnson Matthey Public Limited Company | 1761 |
78 |
| Mitsubishi Power, Ltd. | 1834 |
64 |
| Ibiden Co., Ltd. | 1667 |
59 |
| Topsoe A/S | 1049 |
59 |
| Saudi Arabian Oil Company | 14248 |
55 |
| Samsung Electronics Co., Ltd. | 157946 |
49 |
| Haldor Topsøe A/S | 636 |
49 |
| NGK Insulators, Ltd. | 5239 |
47 |
| BASF Mobile Emissions Catalysts LLC | 431 |
44 |
| Shell Internationale Research Maatschappij B.V. | 3398 |
42 |
| The Chugoku Electric Power Co., Inc. | 511 |
34 |
| BASF SE | 21308 |
33 |
| BASF Corporation | 1683 |
31 |
| Casale SA | 634 |
29 |
| Cataler Corporation | 572 |
28 |
| ThyssenKrupp Uhde GmbH | 380 |
28 |
| Mitsubishi Hitachi Power Systems, Ltd. | 991 |
26 |
| Uop LLC | 4393 |
25 |
| Other owners | 3358 |