Patent holdings for IPC class C01B 3/06

Total number of patents in this class: 768

10-year publication summary

52
49
52
37
41
62
50
63
79
17
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Intelligent Energy Limited
384
17
Hysilabs, SAS
25
17
Commissariat à l'énergie atomique et aux energies alternatives
10975
16
Electriq-global Energy Solutions Ltd
18
16
Imam Mohammad Ibn Saud Islamic University
218
15
Intelligent Energy Inc.
48
13
Saudi Arabian Oil Company
13937
13
Honeywell International Inc.
13561
12
H2fuel-systems B.V.
14
10
Ohio State Innovation Foundation
2298
9
Hyundai Motor Company
23479
8
Korea Institute of Science and Technology
2195
8
iHOD Ltd
15
8
Kia Corporation
11227
8
GE Aviation Systems Limited
273
7
National Technology & Engineering Solutions of Sandia, LLC
1927
7
Canon Kabushiki Kaisha
7200
7
Infinium Technology, LLC
94
7
California Institute of Technology
4015
6
Innovation Asset Collective
118
6
Other owners 558