- All sections
- C - Chemistry; metallurgy
- 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: 98
10-year publication summary
7
|
3
|
7
|
3
|
9
|
8
|
7
|
5
|
3
|
5
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Samsung Electronics Co., Ltd. | 131630 |
11 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
7 |
Shin-Etsu Chemical Co., Ltd. | 5132 |
4 |
Tokyo Institute of Technology | 1367 |
4 |
BASF SE | 19740 |
3 |
Centre National de La Recherche Scientifique | 9632 |
3 |
Daiichi Kigenso Kagaku Kogyo Co., Ltd. | 164 |
3 |
Saint-Gobain Centre de Recherches et d'Etudes Europeen | 475 |
3 |
3m Innovative Properties Company | 18406 |
2 |
The Regents of the University of California | 18943 |
2 |
Idemitsu Kosan Co., Ltd. | 3995 |
2 |
Mitsubishi Chemical Corporation | 4313 |
2 |
National Institute of Advanced Industrial Science and Technology | 3677 |
2 |
Florida State University Research Foundation, Inc. | 685 |
2 |
Tohoku University | 2526 |
2 |
University of Waterloo | 143 |
2 |
General Electric Company | 18133 |
1 |
Toyota Motor Corporation | 28582 |
1 |
Hewlett-Packard Development Company, L.P. | 28538 |
1 |
Hitachi, Ltd. | 16452 |
1 |
Other owners | 40 |