- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 21/14 - Silica and magnesia
Patent holdings for IPC class B01J 21/14
Total number of patents in this class: 96
10-year publication summary
5
|
5
|
9
|
11
|
8
|
8
|
11
|
9
|
3
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
BASF Corporation | 2039 |
5 |
Johnson Matthey Public Limited Company | 1852 |
5 |
Toyota Motor Corporation | 28582 |
3 |
GM Global Technology Operations LLC | 13620 |
3 |
King Abdulaziz University | 511 |
3 |
Kao Corporation | 4843 |
2 |
Uop LLC | 4083 |
2 |
Cataler Corporation | 533 |
2 |
Daicel Corporation | 2128 |
2 |
Inaeris Technologies, LLC | 7 |
2 |
Kitakyushu Foundation for the Advancement of Industry, Science and Technology | 37 |
2 |
North Carolina State University | 1492 |
2 |
Rohm GmbH | 299 |
2 |
SABIC Global Technologies B.V. | 4044 |
2 |
Sakai Chemical Industry Co., Ltd. | 266 |
2 |
TATA Chemicals Limited | 77 |
2 |
Umicore AG & Co. KG | 867 |
2 |
Umicore Shokubai Japan Co., Ltd. | 78 |
2 |
Honda Motor Co., Ltd. | 24537 |
1 |
LG Chem, Ltd. | 17205 |
1 |
Other owners | 49 |