- All sections
- C - Chemistrymetallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 5/49 - Phosphorus-containing compounds
Patent holdings for IPC class C08K 5/49
Total number of patents in this class: 720
10-year publication summary
|
47
|
51
|
49
|
36
|
38
|
43
|
27
|
45
|
30
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Engineering-Plastics Corporation | 307 |
23 |
| BASF SE | 21146 |
22 |
| Dow Global Technologies LLC | 10707 |
21 |
| Toray Industries, Inc. | 7016 |
20 |
| Panasonic Intellectual Property Management Co., Ltd. | 33033 |
19 |
| Kaneka Corporation | 4642 |
16 |
| Mitsubishi Gas Chemical Company, Inc. | 3552 |
15 |
| LG Chem, Ltd. | 17745 |
14 |
| SABIC Global Technologies B.V. | 4460 |
14 |
| Mitsubishi Chemical Corporation | 4671 |
13 |
| Idemitsu Kosan Co., Ltd. | 4229 |
12 |
| Teijin Limited | 1256 |
12 |
| Lotte Chemical Corporation | 739 |
11 |
| Shengyi Technology Co., Ltd. | 262 |
10 |
| SHPP Global Technologies B.V. | 1092 |
10 |
| Adeka Corporation | 1370 |
9 |
| SK Chemicals Co., Ltd. | 630 |
9 |
| FUJIFILM Corporation | 30063 |
7 |
| Henkel AG & Co. KGaA | 10699 |
7 |
| Denka Company Limited | 2680 |
7 |
| Other owners | 449 |