- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 19/04 - Binary compounds
Patent holdings for IPC class C01B 19/04
Total number of patents in this class: 205
10-year publication summary
|
6
|
9
|
14
|
14
|
25
|
15
|
8
|
7
|
8
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 157946 |
11 |
| Shoei Chemical Inc. | 332 |
10 |
| Sumitomo Electric Industries, Ltd. | 16355 |
7 |
| Shin-Etsu Chemical Co., Ltd. | 6109 |
7 |
| Toyota School Foundation | 67 |
6 |
| Nitto Denko Corporation | 8540 |
5 |
| NS Materials Inc. | 53 |
5 |
| LG Chem, Ltd. | 17929 |
4 |
| Boe Technology Group Co., Ltd. | 44074 |
4 |
| First Rare Materials Co., Ltd | 14 |
4 |
| Samsung Display Co., Ltd. | 38676 |
3 |
| Micron Technology, Inc. | 27675 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 34035 |
3 |
| The Government of the United States of America, as represented by the Secretary of the Navy | 1454 |
3 |
| JX Nippon Mining & Metals Corporation | 1461 |
3 |
| National University of Singapore | 2586 |
3 |
| Riken | 1717 |
3 |
| The United States of America as represented by the Secretary of the Air Force | 923 |
3 |
| Toppan Inc. | 762 |
3 |
| Shell Internationale Research Maatschappij B.V. | 3398 |
2 |
| Other owners | 113 |