- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 23/32 - Manganese, technetium or rhenium
Patent holdings for IPC class B01J 23/32
Total number of patents in this class: 115
10-year publication summary
14
|
8
|
5
|
3
|
3
|
5
|
2
|
2
|
7
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Clean Diesel Technologies, Inc. | 74 |
5 |
Clariant International Ltd. | 978 |
4 |
Saudi Arabian Oil Company | 11322 |
4 |
SMH Co., Ltd | 22 |
4 |
Siemens AG | 24990 |
3 |
BASF Corporation | 2039 |
3 |
Johnson Matthey Public Limited Company | 1852 |
3 |
Tronox LLC | 177 |
3 |
BASF SE | 19740 |
2 |
Nissan Motor Co., Ltd. | 12249 |
2 |
Sumitomo Chemical Company, Limited | 8808 |
2 |
Saudi Basic Industries Corporation | 625 |
2 |
Mitsubishi Chemical Corporation | 4313 |
2 |
The Furukawa Electric Co., Ltd. | 3486 |
2 |
Aramco Services Company | 3504 |
2 |
The Board of Trustees of the University of Alabama | 327 |
2 |
Clean Diesel Technologies, Inc. (cdti) | 11 |
2 |
Emerging Fuels Technology, Inc. | 34 |
2 |
Korea Kumho Petrochemical Co., Ltd. | 172 |
2 |
Mitsubishi Gas Chemical Company, Inc. | 3188 |
2 |
Other owners | 62 |