- All sections
- C - Chemistrymetallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 5/13 - PhenolsPhenolates
Patent holdings for IPC class C08K 5/13
Total number of patents in this class: 1692
10-year publication summary
|
110
|
119
|
116
|
147
|
138
|
125
|
121
|
114
|
109
|
80
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Polyplastics Co., Ltd. | 606 |
44 |
| Mitsubishi Gas Chemical Company, Inc. | 3481 |
41 |
| Idemitsu Kosan Co., Ltd. | 4222 |
39 |
| BASF SE | 20961 |
38 |
| Zeon Corporation | 4078 |
34 |
| FUJIFILM Corporation | 29506 |
32 |
| LG Chem, Ltd. | 17643 |
30 |
| Borealis AG | 2814 |
30 |
| Kuraray Co., Ltd. | 3510 |
30 |
| Adeka Corporation | 1367 |
28 |
| Dow Global Technologies LLC | 10394 |
27 |
| Daikin Industries, Ltd. | 10058 |
24 |
| Sumitomo Chemical Company, Limited | 9051 |
22 |
| Mitsubishi Chemical Corporation | 4535 |
19 |
| Sumitomo Electric Industries, Ltd. | 15576 |
17 |
| Compagnie Generale des Etablissements Michelin | 4754 |
17 |
| Bridgestone Corporation | 7230 |
14 |
| Kaneka Corporation | 4561 |
14 |
| Avery Dennison Corporation | 1184 |
14 |
| Toray Industries, Inc. | 6974 |
13 |
| Other owners | 1165 |