- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 27/224 - Silicon carbide
Patent holdings for IPC class B01J 27/224
Total number of patents in this class: 200
10-year publication summary
7
|
6
|
11
|
13
|
12
|
10
|
16
|
16
|
16
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
NGK Insulators, Ltd. | 4589 |
30 |
Centre National de La Recherche Scientifique | 9632 |
8 |
Ibiden Co., Ltd. | 1724 |
7 |
BASF SE | 19740 |
6 |
Toyota Motor Corporation | 28582 |
6 |
Universite de Strasbourg | 646 |
5 |
AVN Corporation | 8 |
5 |
LG Chem, Ltd. | 17205 |
4 |
Honeywell International Inc. | 13799 |
4 |
Saint-Gobain Centre de Recherches et d'Etudes Europeen | 475 |
4 |
Wanhua Chemical (Ningbo) Co., Ltd. | 76 |
4 |
Rohm and Haas Company | 2805 |
3 |
Dow Global Technologies LLC | 10147 |
3 |
Korea Institute of Science and Technology | 2022 |
3 |
Cataler Corporation | 533 |
3 |
Dalian Institute of Chemical Physics, Chinese Academy of Sciences | 614 |
3 |
Vicat | 84 |
3 |
Wanhua Chemical Group Co., Ltd. | 286 |
3 |
Nexceris Innovation Holdings, LLC | 14 |
3 |
TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13301 |
3 |
Other owners | 90 |