- 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: 678
Historique des publications depuis 10 ans
|
48
|
49
|
45
|
31
|
49
|
52
|
52
|
41
|
54
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| Toshiba Corporation | 12538 |
36 |
| Mitsui Mining & Smelting Co., Ltd. | 1426 |
22 |
| Panasonic Intellectual Property Management Co., Ltd. | 32838 |
18 |
| National Institute of Advanced Industrial Science and Technology | 3800 |
18 |
| Sumitomo Chemical Company, Limited | 9040 |
16 |
| Echion Technologies Limited | 52 |
15 |
| Toyota Motor Corporation | 33878 |
12 |
| FUJIFILM Corporation | 30012 |
12 |
| Murata Manufacturing Co., Ltd. | 25207 |
12 |
| Agency for Science, Technology and Research | 3662 |
11 |
| The Regents of the University of California | 20339 |
10 |
| TDK Corporation | 6770 |
10 |
| Samsung Electronics Co., Ltd. | 150751 |
9 |
| Seiko Epson Corporation | 19786 |
9 |
| Dowa Electronics Materials Co., Ltd. | 639 |
8 |
| Toshiba Infrastructure Systems & Solutions Corporation | 699 |
8 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6224 |
8 |
| DIC Corporation | 3879 |
7 |
| Robert Bosch GmbH | 43213 |
6 |
| Board of Regents, The University of Texas System | 5981 |
6 |
| Autres propriétaires | 425 |