- All sections
- C - Chemistrymetallurgy
- C01G - Compounds containing metals not covered by subclasses or
- C01G 27/00 - Compounds of hafnium
Patent holdings for IPC class C01G 27/00
Total number of patents in this class: 97
10-year publication summary
|
6
|
3
|
8
|
8
|
7
|
5
|
3
|
9
|
1
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 152016 |
11 |
| Panasonic Intellectual Property Management Co., Ltd. | 33120 |
8 |
| Shin-Etsu Chemical Co., Ltd. | 5884 |
4 |
| Tokyo Institute of Technology | 1344 |
4 |
| BASF SE | 21151 |
3 |
| Centre National de La Recherche Scientifique | 10820 |
3 |
| Saint-Gobain Centre de Recherches et d'Etudes Europeen | 493 |
3 |
| 3m Innovative Properties Company | 17600 |
2 |
| The Regents of the University of California | 20427 |
2 |
| Idemitsu Kosan Co., Ltd. | 4223 |
2 |
| Mitsubishi Chemical Corporation | 4682 |
2 |
| National Institute of Advanced Industrial Science and Technology | 3794 |
2 |
| Daiichi Kigenso Kagaku Kogyo Co., Ltd. | 174 |
2 |
| Florida State University Research Foundation, Inc. | 808 |
2 |
| Tohoku University | 2885 |
2 |
| University of Waterloo | 143 |
2 |
| General Electric Company | 13789 |
1 |
| Toyota Motor Corporation | 34094 |
1 |
| Hitachi, Ltd. | 15835 |
1 |
| FUJIFILM Corporation | 30106 |
1 |
| Other owners | 39 |