- All sections
- C - Chemistrymetallurgy
- C01F - Compounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium, or of the rare earth metals
- C01F 11/22 - Fluorides
Patent holdings for IPC class C01F 11/22
Total number of patents in this class: 135
10-year publication summary
|
4
|
7
|
9
|
11
|
4
|
10
|
5
|
6
|
16
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nikon Corporation | 7226 |
11 |
| Tohoku University | 3044 |
5 |
| Daikin Industries, Ltd. | 10540 |
4 |
| Gem Co., Ltd. | 362 |
4 |
| Tokuyama Corporation | 1506 |
4 |
| Jingmen Gem CO., Ltd | 105 |
4 |
| Fluorsid S.p.A. | 10 |
4 |
| Honda Motor Co., Ltd. | 26657 |
3 |
| Central Glass Company, Limited | 1297 |
3 |
| Mitsubishi Materials Corporation | 2484 |
3 |
| Nihon Kessho Kogaku Co., Ltd. | 19 |
3 |
| 3m Innovative Properties Company | 17443 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 34623 |
2 |
| California Institute of Technology | 4044 |
2 |
| The Regents of the University of Michigan | 5063 |
2 |
| Denka Company Limited | 2778 |
2 |
| Guangdong Brunp Recycling Technology Co., Ltd | 1273 |
2 |
| Hunan Brunp Recycling Technology Co., Ltd. | 1227 |
2 |
| Nanofluor GmbH | 6 |
2 |
| National Institute for Materials Science | 1092 |
2 |
| Other owners | 69 |