Patent holdings for IPC class C25B 9/17

Total number of patents in this class: 512

10-year publication summary

8
9
27
38
61
105
101
75
71
17
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Hytech Power, LLC
16
10
C2cnt LLC
88
10
Evonik Operations GmbH
4248
10
Honda Motor Co., Ltd.
25873
9
Massachusetts Institute of Technology
10201
9
Colgate-Palmolive Company
5748
8
King Fahd University of Petroleum and Minerals
1484
8
Siemens Energy Global GmbH & Co. KG
3261
8
Saudi Arabian Oil Company
13953
7
Wisconsin Alumni Research Foundation
3919
6
Battelle Energy Alliance, LLC
599
5
Evoqua Water Technologies LLC
930
5
RM2 Technology LLC
13
5
Resonac Corporation
3230
5
Toyota Motor Corporation
34698
4
Toshiba Corporation
12695
4
Robert Bosch GmbH
43631
4
Hyundai Motor Company
23824
4
California Institute of Technology
4017
4
Hydrogenics Corporation
188
4
Other owners 383