Détention brevets de la classe C01B 32/18

Brevets de cette classe: 211

Historique des publications depuis 10 ans

3
24
15
20
36
23
25
39
9
11
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Propriétaires principaux

Proprétaire
Total
Cette classe
NEC Corporation
35509
27
C2cnt LLC
88
21
Integrated Graphene Holding Limited
14
10
Massachusetts Institute of Technology
10030
7
Toray Industries, Inc.
6930
7
National University of Singapore
2436
6
Nabors Energy Transition Solutions LLC
75
6
Graphene Technologies, Inc.
8
5
Fuelgems, Inc.
5
5
Kunming University of Science and Technology
177
4
National Institute of Technology
91
4
H Quest Vanguard, Inc.
24
4
National University Corporation Tokai National Higher Education and Research System
717
4
Sumitomo Chemical Company, Limited
9031
3
Kolon Industries, Inc.
1673
3
William Marsh Rice University
1000
3
Dickinson Corporation
22
3
Sumitomo Electric Industries, Ltd.
15414
2
Hitachi, Ltd.
15467
2
Tokyo Electron Limited
12620
2
Autres propriétaires 83