Patent holdings for IPC class C25B 15/021

Total number of patents in this class: 434

10-year publication summary

1
7
3
1
10
44
74
104
105
44
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Commissariat à l'énergie atomique et aux energies alternatives
11021
21
Bloom Energy Corporation
689
19
Siemens Energy Global GmbH & Co. KG
3287
17
Mitsubishi Heavy Industries, Ltd.
9041
15
Panasonic Intellectual Property Management Co., Ltd.
33812
12
AVL List GmbH
1326
11
Topsoe A/S
1015
10
Schlumberger Technology Corporation
11584
9
Schlumberger Canada Limited
7588
9
Mitsubishi Power, Ltd.
1823
9
Genvia
46
9
Robert Bosch GmbH
43788
8
Linde GmbH
1352
8
Schlumberger Technology B.v.
5282
7
Toshiba Corporation
12687
7
Services Petroliers Schlumberger
5996
7
Ceres Intellectual Property Company Limited
254
6
Ceres Power Limited
52
5
Electric Hydrogen Co.
169
5
Honda Motor Co., Ltd.
25903
4
Other owners 236