- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 3/02 - Feed or outlet devices therefor
Patent holdings for IPC class B01J 3/02
Total number of patents in this class: 292
10-year publication summary
|
12
|
18
|
18
|
11
|
31
|
28
|
16
|
22
|
24
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Commissariat à l'énergie atomique et aux energies alternatives | 10922 |
10 |
| Crititech, Inc. | 73 |
9 |
| Stamicarbon B.V. | 292 |
9 |
| Dow Global Technologies LLC | 10401 |
8 |
| Sumitomo Metal Mining Co., Ltd. | 1766 |
8 |
| Saudi Arabian Oil Company | 12947 |
7 |
| Valmet AB | 503 |
6 |
| Nanjing Yanchang Reaction Technology Research Institute Co. Ltd | 120 |
6 |
| Mitsubishi Heavy Industries, Ltd. | 8685 |
5 |
| Basell Polyolefine GmbH | 545 |
4 |
| Uop LLC | 4236 |
3 |
| Chevron Phillips Chemical Company LP | 1837 |
3 |
| The Chugoku Electric Power Co., Inc. | 514 |
3 |
| Hiroshima University | 562 |
3 |
| INVISTA Technologies S.a.r.l. | 416 |
3 |
| Picosun Oy | 144 |
3 |
| Toyo Koatsu Co., Ltd. | 25 |
3 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3090 |
3 |
| Chuden Plant Co., Ltd. | 21 |
3 |
| BASF SE | 20892 |
2 |
| Other owners | 191 |