- 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: 309
10-year publication summary
|
17
|
18
|
10
|
30
|
26
|
13
|
18
|
22
|
17
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Commissariat à l'énergie atomique et aux energies alternatives | 10976 |
9 |
| Crititech, Inc. | 74 |
9 |
| Stamicarbon B.V. | 311 |
9 |
| Dow Global Technologies LLC | 10754 |
8 |
| Sumitomo Metal Mining Co., Ltd. | 1922 |
8 |
| Saudi Arabian Oil Company | 13931 |
7 |
| Valmet AB | 535 |
7 |
| Nanjing Yanchang Reaction Technology Research Institute Co. Ltd | 120 |
6 |
| Mitsubishi Heavy Industries, Ltd. | 9002 |
5 |
| Basell Polyolefine GmbH | 535 |
4 |
| Uop LLC | 4293 |
3 |
| Chevron Phillips Chemical Company LP | 1853 |
3 |
| The Chugoku Electric Power Co., Inc. | 515 |
3 |
| Hiroshima University | 579 |
3 |
| INVISTA Technologies S.a.r.l. | 401 |
3 |
| The Japan Steel Works, Ltd. | 789 |
3 |
| Picosun Oy | 153 |
3 |
| Yara International ASA | 880 |
3 |
| Toyo Koatsu Co., Ltd. | 25 |
3 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3173 |
3 |
| Other owners | 207 |