- All sections
- B - Performing operations; transporting
- 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: 1338
10-year publication summary
|
92
|
92
|
128
|
145
|
109
|
96
|
106
|
117
|
108
|
52
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Heavy Industries, Ltd. | 8217 |
55 |
| Saudi Arabian Oil Company | 11322 |
35 |
| Isuzu Motors Limited | 2158 |
28 |
| General Electric Technology GmbH | 1657 |
22 |
| Shell Internationale Research Maatschappij B.V. | 3792 |
18 |
| Jiangnan Environmental Protection Group Inc. | 63 |
18 |
| Alstom Technology Ltd | 1196 |
16 |
| Korea Institute of Energy Research | 803 |
16 |
| The Kansai Electric Power Co., Inc. | 155 |
15 |
| Mitsubishi Heavy Industries Engineering, Ltd. | 207 |
15 |
| Mitsubishi Power, Ltd. | 1680 |
14 |
| Saipem S.p.A. | 513 |
13 |
| Siemens AG | 24990 |
12 |
| 8 Rivers Capital, LLC | 224 |
12 |
| The Chugoku Electric Power Co., Inc. | 498 |
12 |
| BASF SE | 19740 |
11 |
| IFP Energies Nouvelles | 2717 |
11 |
| IHI Corporation | 3268 |
11 |
| ExxonMobil Research And Engineering Company | 2830 |
10 |
| Chevron U.S.A. Inc. | 3774 |
10 |
| Other owners | 984 |