- All sections
- C - Chemistrymetallurgy
- 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: 691
10-year publication summary
|
42
|
47
|
56
|
33
|
35
|
51
|
49
|
40
|
36
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Daiichi Kigenso Kagaku Kogyo Co., Ltd. | 173 |
33 |
| Rhodia Operations | 1552 |
28 |
| 3m Innovative Properties Company | 17614 |
20 |
| Kuraray Noritake Dental Inc. | 448 |
20 |
| Tosoh Corporation | 1349 |
20 |
| Sumitomo Osaka Cement Co., Ltd. | 874 |
15 |
| HHeLi, LLC | 72 |
13 |
| Magnesium Elektron Limited | 88 |
12 |
| Sakai Chemical Industry Co., Ltd. | 274 |
11 |
| NGK Insulators, Ltd. | 5172 |
10 |
| Corning Incorporated | 10373 |
9 |
| Nippon Shokubai Co., Ltd. | 1508 |
9 |
| Essilor International (compagnie Generale D'optique) | 2974 |
8 |
| Saint-Gobain Centre de Recherches et d'Etudes Europeen | 494 |
8 |
| Shandong Sinocera Functional Material Co., Ltd. | 45 |
7 |
| Ivoclar Vivadent AG | 1054 |
6 |
| Saint-Gobain Ceramics & Plastics, Inc. | 818 |
6 |
| Tohoku University | 2856 |
6 |
| BASF SE | 21111 |
5 |
| National Institute of Advanced Industrial Science and Technology | 3801 |
5 |
| Other owners | 440 |