- All sections
- C - Chemistry; metallurgy
- C25B - Electrolytic or electrophoretic processes for the production of compounds or non- metals; apparatus therefor
- C25B 1/02 - Hydrogen or oxygen
Patent holdings for IPC class C25B 1/02
Total number of patents in this class: 899
10-year publication summary
73
|
71
|
47
|
59
|
78
|
60
|
72
|
97
|
128
|
45
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
44 |
Utility Global, Inc. | 73 |
16 |
Saudi Arabian Oil Company | 11322 |
15 |
Honda Motor Co., Ltd. | 24537 |
12 |
Totalenergies Onetech | 536 |
11 |
Battelle Energy Alliance, LLC | 569 |
9 |
Sulzer Management AG | 613 |
8 |
California Institute of Technology | 3884 |
7 |
Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
7 |
Atomic Energy of Canada Limited | 132 |
7 |
FuelCell Energy, Inc. | 337 |
7 |
Ohio University | 375 |
7 |
Massachusetts Institute of Technology | 9795 |
6 |
Calera Corporation | 107 |
6 |
HyET Holding B.V. | 19 |
6 |
Unist(ulsan National Institute of Science and Technology) | 388 |
6 |
Verdagy, Inc. | 40 |
6 |
Topsoe A/S | 732 |
6 |
Centre National de La Recherche Scientifique | 9632 |
5 |
Toshiba Corporation | 12017 |
5 |
Other owners | 703 |