- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 27/045 - Platinum group metals
Patent holdings for IPC class B01J 27/045
Total number of patents in this class: 90
10-year publication summary
|
3
|
7
|
5
|
3
|
5
|
0
|
3
|
2
|
5
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Chevron U.S.A. Inc. | 4071 |
22 |
| Industrie de Nora S.p.A. | 277 |
6 |
| BASF SE | 21151 |
4 |
| Chiyoda Corporation | 409 |
4 |
| SK Innovation Co., Ltd. | 1408 |
4 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 46735 |
3 |
| Rohm and Haas Company | 2946 |
3 |
| National Taiwan University | 1289 |
3 |
| Sumitomo Chemical Company, Limited | 9058 |
2 |
| Uop LLC | 4283 |
2 |
| ExxonMobil Chemical Patents Inc. | 3885 |
2 |
| Clariant International Ltd. | 906 |
2 |
| Japan Technological Research Association of Artificial Photosynthetic Chemical Process | 59 |
2 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12585 |
2 |
| Bayer MaterialScience AG | 755 |
1 |
| FUJIFILM Corporation | 30106 |
1 |
| Dow Global Technologies LLC | 10720 |
1 |
| Mitsubishi Chemical Corporation | 4682 |
1 |
| Northwestern University | 3493 |
1 |
| Beijing University of Chemical Technology | 324 |
1 |
| Other owners | 23 |