- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 35/55 - Cylinders or rings
Patent holdings for IPC class B01J 35/55
Total number of patents in this class: 79
10-year publication summary
|
0
|
0
|
0
|
0
|
2
|
7
|
12
|
8
|
16
|
20
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21306 |
11 |
| Johnson Matthey Davy Technologies Limited | 529 |
5 |
| China Petroleum & Chemical Corporation | 2166 |
4 |
| Clariant International Ltd. | 892 |
4 |
| Sinopec Dalian Research Institute of Petroleum and Petrochemicals Co., Ltd. | 142 |
3 |
| LG Chem, Ltd. | 17950 |
2 |
| Hyundai Motor Company | 24808 |
2 |
| Rohm and Haas Company | 2943 |
2 |
| Dow Global Technologies LLC | 10994 |
2 |
| Board of Regents, The University of Texas System | 6141 |
2 |
| Nexceris Innovation Holdings, LLC | 14 |
2 |
| Kia Corporation | 12539 |
2 |
| Imam Mohammad Ibn Saud Islamic University | 234 |
2 |
| Centre National de La Recherche Scientifique | 11059 |
1 |
| Eastman Kodak Company | 2589 |
1 |
| Massachusetts Institute of Technology | 10282 |
1 |
| NGK Insulators, Ltd. | 5200 |
1 |
| Mitsubishi Chemical Corporation | 4734 |
1 |
| Covestro Deutschland AG | 2844 |
1 |
| Donaldson Company, Inc. | 1608 |
1 |
| Other owners | 29 |