- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 33/00 - SiliconCompounds thereof
Patent holdings for IPC class C01B 33/00
Total number of patents in this class: 351
10-year publication summary
|
18
|
5
|
22
|
15
|
18
|
22
|
13
|
7
|
13
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF Mobile Emissions Catalysts LLC | 430 |
14 |
| Umicore | 726 |
11 |
| Johnson Matthey Public Limited Company | 1754 |
8 |
| Umicore AG & Co. KG | 855 |
7 |
| Wacker Chemie AG | 2101 |
7 |
| Umicore Shokubai Japan Co., Ltd. | 78 |
6 |
| Nexeon Limited | 174 |
5 |
| Corner Star Limited | 95 |
5 |
| Quantumscape Battery, Inc. | 215 |
5 |
| Evonik Degussa GmbH | 1406 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 33634 |
4 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11020 |
4 |
| Hydro-Quebec | 635 |
4 |
| Nalco Company | 550 |
4 |
| Tokyo Institute of Technology | 1326 |
4 |
| Evonik Operations GmbH | 4261 |
4 |
| Micron Technology, Inc. | 27314 |
3 |
| Aspen Aerogels, Inc. | 257 |
3 |
| Carnegie Institution of Washington | 58 |
3 |
| Denka Company Limited | 2702 |
3 |
| Other owners | 243 |