- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 27/24 - Nitrogen compounds
Patent holdings for IPC class B01J 27/24
Total number of patents in this class: 915
10-year publication summary
|
44
|
45
|
55
|
60
|
66
|
64
|
46
|
49
|
66
|
61
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Showa Denko K.K. | 2193 |
34 |
| Chevron U.S.A. Inc. | 4010 |
21 |
| Nisshinbo Holdings Inc. | 373 |
21 |
| Uop LLC | 4247 |
16 |
| LG Chem, Ltd. | 17680 |
13 |
| Panasonic Corporation | 20018 |
13 |
| Soochow University | 1743 |
13 |
| FUJIFILM Corporation | 29713 |
12 |
| Japan Science and Technology Agency | 1295 |
12 |
| Dalian Institute of Chemical Physics, Chinese Academy of Sciences | 674 |
12 |
| Japan Technological Research Association of Artificial Photosynthetic Chemical Process | 59 |
12 |
| The University of Tokyo | 4229 |
12 |
| UChicago Argonne, LLC | 926 |
11 |
| Tokyo Institute of Technology | 1364 |
9 |
| ExxonMobil Chemical Patents Inc. | 3970 |
8 |
| Mitsubishi Chemical Corporation | 4585 |
8 |
| Korea Institute of Science and Technology | 2152 |
8 |
| Saudi Arabian Oil Company | 13442 |
8 |
| Imam Mohammad Ibn Saud Islamic University | 137 |
8 |
| Nitto Denko Corporation | 8346 |
7 |
| Other owners | 657 |