- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 53/96 - Regeneration, reactivation or recycling of reactants
Patent holdings for IPC class B01D 53/96
Total number of patents in this class: 1685
10-year publication summary
|
111
|
142
|
101
|
84
|
94
|
105
|
107
|
149
|
189
|
54
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Heavy Industries, Ltd. | 9020 |
71 |
| Saudi Arabian Oil Company | 13949 |
40 |
| Isuzu Motors Limited | 2304 |
28 |
| General Electric Technology GmbH | 1346 |
22 |
| Shell Internationale Research Maatschappij B.V. | 3462 |
20 |
| Korea Institute of Energy Research | 876 |
20 |
| NGK Insulators, Ltd. | 5199 |
18 |
| Jiangnan Environmental Protection Group Inc. | 57 |
18 |
| Mitsubishi Power, Ltd. | 1820 |
17 |
| Alstom Technology Ltd | 1057 |
16 |
| Mitsubishi Heavy Industries Engineering, Ltd. | 194 |
15 |
| 8 Rivers Capital, LLC | 235 |
13 |
| The Kansai Electric Power Co., Inc. | 130 |
13 |
| Saipem S.p.A. | 517 |
13 |
| Toshiba Corporation | 12691 |
12 |
| Chevron U.S.A. Inc. | 4081 |
12 |
| The Chugoku Electric Power Co., Inc. | 514 |
12 |
| IHI Corporation | 3514 |
12 |
| BASF SE | 21113 |
11 |
| Siemens AG | 24200 |
11 |
| Other owners | 1291 |