- All sections
- C - Chemistry; metallurgy
- C01G - Compounds containing metals not covered by subclasses or
- C01G 25/02 - Oxides
Patent holdings for IPC class C01G 25/02
Total number of patents in this class: 664
10-year publication summary
|
44
|
34
|
43
|
48
|
56
|
33
|
39
|
52
|
50
|
14
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Daiichi Kigenso Kagaku Kogyo Co., Ltd. | 164 |
28 |
| Rhodia Operations | 1645 |
27 |
| 3m Innovative Properties Company | 18406 |
22 |
| Kuraray Noritake Dental Inc. | 374 |
15 |
| Magnesium Elektron Limited | 97 |
14 |
| Sumitomo Osaka Cement Co., Ltd. | 783 |
14 |
| Tosoh Corporation | 1127 |
12 |
| HHeLi, LLC | 62 |
12 |
| NGK Insulators, Ltd. | 4589 |
10 |
| Sakai Chemical Industry Co., Ltd. | 266 |
10 |
| Nippon Shokubai Co., Ltd. | 1487 |
9 |
| Essilor International (compagnie Generale D'optique) | 2918 |
8 |
| Saint-Gobain Centre de Recherches et d'Etudes Europeen | 475 |
8 |
| Corning Incorporated | 9932 |
7 |
| Ivoclar Vivadent AG | 1060 |
7 |
| Nissan Chemical Industries, Ltd. | 1822 |
7 |
| Shandong Sinocera Functional Material Co., Ltd. | 35 |
7 |
| Saint-Gobain Ceramics & Plastics, Inc. | 812 |
6 |
| BASF SE | 19740 |
5 |
| Evonik Degussa GmbH | 1574 |
5 |
| Other owners | 431 |