Patent holdings for IPC class C01B 6/21

Total number of patents in this class: 63

10-year publication summary

4
1
3
3
3
8
7
5
0
2
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Nippon Light Metal Company, Ltd.
671
11
Sintokogio, Ltd.
1163
5
Toyota Motor Corporation
33246
4
Mitsubishi Gas Chemical Company, Inc.
3490
3
South China University of Technology
1820
3
Tohoku Techno Arch Co., Ltd.
124
3
National Technology & Engineering Solutions of Sandia, LLC
1911
3
National Institute of Advanced Industrial Science and Technology
3793
2
EMPA Eidgenössische Materialprüfungs-und Forschungsanstalt
192
2
University of Manitoba
450
2
Electriq-global Energy Solutions Ltd
17
2
Merck Patent GmbH
5777
1
Industrial Technology Research Institute
5086
1
Hyundai Motor Company
22610
1
Sumitomo Chemical Company, Limited
9089
1
Rohm and Haas Company
2927
1
Dow Global Technologies LLC
10504
1
Commissariat à l'énergie atomique et aux energies alternatives
10959
1
Eveready Battery Company, Inc.
214
1
Korea Institute of Science and Technology
2156
1
Other owners 14