Patent holdings for IPC class C01B 32/186

Total number of patents in this class: 418

10-year publication summary

20
34
42
52
41
50
42
40
27
29
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Tokyo Electron Limited
13169
23
Paragraf Limited
84
23
Samsung Electronics Co., Ltd.
149362
21
Commonwealth Scientific and Industrial Research Organisation
1659
7
General Graphene Corp.
18
7
Centre National de La Recherche Scientifique
10716
6
Corning Incorporated
10389
6
Heiq Materials AG
75
6
Imam Abdulrahman Bin Faisal University
546
6
Taiwan Semiconductor Manufacturing Company, Ltd.
46224
5
Massachusetts Institute of Technology
10161
5
National Taiwan University
1277
5
Aixtron SE
323
5
Universite Grenoble Alpes
753
5
Seoul National University R&db Foundation
3799
5
Versarien PLC
52
5
Dickinson Corporation
22
5
California Institute of Technology
4000
4
Purdue Research Foundation
3739
4
HdC Inc.
12
4
Other owners 261