- Sections
- C - Chimiemétallurgie
- C01B - Éléments non métalliquesleurs composés
- C01B 32/26 - Préparation
Détention brevets de la classe C01B 32/26
Brevets de cette classe: 231
Historique des publications depuis 10 ans
|
9
|
20
|
18
|
30
|
30
|
30
|
36
|
22
|
11
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| Sumitomo Electric Industries, Ltd. | 16419 |
31 |
| Daicel Corporation | 2603 |
29 |
| Impossible Diamond, Inc. | 17 |
5 |
| Schlumberger Canada Limited | 7622 |
4 |
| Sumitomo Electric Hardmetal Corp. | 1104 |
4 |
| Applied Materials, Inc. | 20654 |
4 |
| Lockheed Martin Corporation | 3265 |
4 |
| National Institute of Advanced Industrial Science and Technology | 3789 |
4 |
| West Virginia University Research Corporation | 17 |
4 |
| Carbon Holdings Intellectual Properties, LLC | 67 |
4 |
| Schlumberger Technology Corporation | 12005 |
3 |
| A.L.M.T. Corp. | 247 |
3 |
| The Government of the United States of America, as represented by the Secretary of the Navy | 1493 |
3 |
| Kyushu Institute of Technology | 288 |
3 |
| The Texas a & M University System | 1938 |
3 |
| IIA Technologies Pte. Ltd. | 13 |
3 |
| Schlumberger Technology B.v. | 5294 |
2 |
| Shin-Etsu Chemical Co., Ltd. | 6173 |
2 |
| Lawrence Livermore National Security, LLC | 1988 |
2 |
| AKHAN Semiconductor, Inc. | 48 |
2 |
| Autres propriétaires | 112 |