- Sections
- C - Chimiemétallurgie
- C01G - Composés contenant des métaux non couverts par les sous-classes ou
- C01G 33/00 - Composés du niobium
Détention brevets de la classe C01G 33/00
Brevets de cette classe: 653
Historique des publications depuis 10 ans
|
35
|
48
|
49
|
45
|
31
|
49
|
52
|
52
|
41
|
40
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| Toshiba Corporation | 12502 |
36 |
| Mitsui Mining & Smelting Co., Ltd. | 1502 |
24 |
| Panasonic Intellectual Property Management Co., Ltd. | 31882 |
18 |
| National Institute of Advanced Industrial Science and Technology | 3793 |
18 |
| Sumitomo Chemical Company, Limited | 9047 |
16 |
| Echion Technologies Limited | 49 |
14 |
| Murata Manufacturing Co., Ltd. | 24741 |
13 |
| Toyota Motor Corporation | 32869 |
12 |
| FUJIFILM Corporation | 29586 |
12 |
| Agency for Science, Technology and Research | 3646 |
11 |
| The Regents of the University of California | 20087 |
10 |
| TDK Corporation | 6839 |
10 |
| Seiko Epson Corporation | 19556 |
9 |
| Samsung Electronics Co., Ltd. | 147622 |
8 |
| Dowa Electronics Materials Co., Ltd. | 635 |
8 |
| Toshiba Infrastructure Systems & Solutions Corporation | 757 |
8 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6272 |
8 |
| DIC Corporation | 3813 |
7 |
| Robert Bosch GmbH | 42824 |
6 |
| Board of Regents, The University of Texas System | 5860 |
6 |
| Autres propriétaires | 399 |