- 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: 4337
10-year publication summary
|
269
|
331
|
311
|
280
|
283
|
265
|
306
|
255
|
247
|
174
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Heavy Industries, Ltd. | 9172 |
97 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12331 |
92 |
| Johnson Matthey Public Limited Company | 1767 |
78 |
| Mitsubishi Power, Ltd. | 1834 |
64 |
| Ibiden Co., Ltd. | 1681 |
59 |
| Topsoe A/S | 1060 |
59 |
| Saudi Arabian Oil Company | 14329 |
55 |
| Samsung Electronics Co., Ltd. | 158605 |
50 |
| Haldor Topsøe A/S | 636 |
49 |
| NGK Insulators, Ltd. | 5173 |
47 |
| Shell Internationale Research Maatschappij B.V. | 3391 |
42 |
| BASF Mobile Emissions Catalysts LLC | 425 |
42 |
| The Chugoku Electric Power Co., Inc. | 510 |
34 |
| BASF SE | 21320 |
33 |
| BASF Corporation | 1679 |
31 |
| Casale SA | 637 |
28 |
| Cataler Corporation | 575 |
28 |
| ThyssenKrupp Uhde GmbH | 382 |
28 |
| Mitsubishi Hitachi Power Systems, Ltd. | 991 |
26 |
| Uop LLC | 4397 |
25 |
| Other owners | 3370 |