- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 31/22 - Organic complexes
Patent holdings for IPC class B01J 31/22
Total number of patents in this class: 2693
10-year publication summary
|
180
|
175
|
253
|
180
|
176
|
192
|
146
|
155
|
131
|
77
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Chevron Phillips Chemical Company LP | 1862 |
78 |
| LG Chem, Ltd. | 17921 |
48 |
| Dow Global Technologies LLC | 10930 |
46 |
| ExxonMobil Chemical Patents Inc. | 3786 |
42 |
| Umicore AG & Co. KG | 853 |
39 |
| Sumitomo Chemical Company, Limited | 8996 |
38 |
| National Institute of Advanced Industrial Science and Technology | 3790 |
37 |
| Centre National de La Recherche Scientifique | 11016 |
35 |
| Soochow University | 1781 |
30 |
| Kyushu University, National University Corporation | 1707 |
29 |
| Massachusetts Institute of Technology | 10239 |
27 |
| BASF SE | 21303 |
26 |
| The Regents of the University of California | 20720 |
26 |
| Shin-Etsu Chemical Co., Ltd. | 6083 |
26 |
| Evonik Oxeno GmbH & Co. KG | 371 |
26 |
| IFP Energies Nouvelles | 3095 |
24 |
| Takasago International Corporation | 405 |
23 |
| Arlanxeo Deutschland GmbH | 278 |
21 |
| The University of Tokyo | 4352 |
20 |
| California Institute of Technology | 4043 |
19 |
| Other owners | 2033 |