- Sections
- C - Chimie; métallurgie
- C01B - Chimie inorganique éléments non métalliques; leurs composés
- C01B 32/26 - Préparation
Détention brevets de la classe C01B 32/26
Brevets de cette classe: 187
Historique des publications depuis 10 ans
2
|
2
|
9
|
20
|
18
|
29
|
31
|
30
|
33
|
3
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Propriétaires principaux
Proprétaire |
Total
|
Cette classe
|
---|---|---|
Sumitomo Electric Industries, Ltd. | 14131 |
28 |
Daicel Corporation | 2128 |
26 |
West Virginia University Research Corporation | 21 |
5 |
Sumitomo Electric Hardmetal Corp. | 969 |
4 |
Applied Materials, Inc. | 16587 |
4 |
Lockheed Martin Corporation | 3406 |
4 |
Schlumberger Technology Corporation | 9690 |
3 |
National Institute of Advanced Industrial Science and Technology | 3677 |
3 |
Kyushu Institute of Technology | 319 |
3 |
The Texas a & M University System | 1519 |
3 |
IIA Technologies Pte. Ltd. | 15 |
3 |
Impossible Diamond, Inc. | 24 |
3 |
Carbon Holdings Intellectual Properties, LLC | 41 |
3 |
Schlumberger Canada Limited | 6913 |
2 |
Schlumberger Technology B.v. | 4951 |
2 |
Lawrence Livermore National Security, LLC | 1834 |
2 |
Czero, Inc. | 27 |
2 |
Ecotricity Group Limited | 48 |
2 |
Element Six Technologies Limited | 179 |
2 |
The Government of the United States of America, as represented by the Secretary of the Navy | 1102 |
2 |
Autres propriétaires | 81 |