Patent holdings for IPC class C01B 3/06

Total number of patents in this class: 761

10-year publication summary

57
51
54
38
43
65
52
62
81
28
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Intelligent Energy Limited
374
17
Hysilabs, SAS
25
17
Commissariat à l'énergie atomique et aux energies alternatives
11124
16
Electriq-global Energy Solutions Ltd
18
16
Saudi Arabian Oil Company
14248
15
Imam Mohammad Ibn Saud Islamic University
234
15
Honeywell International Inc.
12772
12
H2fuel-systems B.V.
15
10
Intelligent Energy Inc.
43
10
Ohio State Innovation Foundation
2381
9
Innovation Asset Collective
132
9
iHOD Ltd
14
8
Hyundai Motor Company
24703
7
Korea Institute of Science and Technology
2248
7
GE Aviation Systems Limited
277
7
National Technology & Engineering Solutions of Sandia, LLC
1955
7
Canon Kabushiki Kaisha
7341
7
Kia Corporation
12433
7
California Institute of Technology
4037
6
Infinium Technology, LLC
95
6
Other owners 553