- All sections
- C - Chemistry; metallurgy
- C01C - Ammonia; cyanogen; compounds thereof
- C01C 3/12 - Simple or complex iron cyanides
Patent holdings for IPC class C01C 3/12
Total number of patents in this class: 103
10-year publication summary
9
|
6
|
5
|
8
|
5
|
7
|
6
|
9
|
12
|
11
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Guangdong Brunp Recycling Technology Co., Ltd | 674 |
12 |
Hunan Brunp Recycling Technology Co., Ltd. | 622 |
12 |
Sharp Corporation | 10015 |
8 |
Natron Energy, Inc. | 53 |
8 |
National Institute of Advanced Industrial Science and Technology | 3677 |
5 |
Contemporary Amperex Technology Co., Limited | 5805 |
4 |
The University of Tokyo | 3903 |
4 |
Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
3 |
Hunan Brunp EV Recycling Co., Ltd. | 327 |
3 |
Commonwealth Scientific and Industrial Research Organisation | 1652 |
2 |
Lockheed Martin Advanced Energy Storage, LLC | 23 |
2 |
National University of Singapore | 2228 |
2 |
Lockheed Martin Energy, LLC | 136 |
2 |
Altris AB | 11 |
2 |
Sharp Kabushiki Kaisha | 18957 |
2 |
Alveo Energy, Inc. | 8 |
2 |
HF Scientific, LLC | 14 |
2 |
Centre National de La Recherche Scientifique | 9632 |
1 |
Robert Bosch GmbH | 40953 |
1 |
Nitto Denko Corporation | 7879 |
1 |
Other owners | 25 |