- All sections
- C - Chemistrymetallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 5/34 - Heterocyclic compounds having nitrogen in the ring
Patent holdings for IPC class C08K 5/34
Total number of patents in this class: 567
10-year publication summary
|
32
|
37
|
26
|
28
|
28
|
19
|
22
|
15
|
24
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 29082 |
33 |
| BASF SE | 20616 |
29 |
| Dow Global Technologies LLC | 10247 |
20 |
| Konica Minolta, Inc. | 8613 |
15 |
| Sumitomo Chemical Company, Limited | 8986 |
13 |
| Adeka Corporation | 1358 |
11 |
| Bridgestone Corporation | 7199 |
9 |
| LG Chem, Ltd. | 17464 |
8 |
| Toray Industries, Inc. | 6840 |
8 |
| Zeon Corporation | 4054 |
7 |
| 3m Innovative Properties Company | 17865 |
6 |
| Nitto Denko Corporation | 8146 |
6 |
| Arkema France | 3889 |
6 |
| Momentive Performance Materials Japan LLC | 168 |
6 |
| Mitsubishi Chemical Corporation | 4465 |
5 |
| Henkel AG & Co. KGaA | 10386 |
5 |
| OMG UK Technology Ltd. | 13 |
5 |
| Sumation Co., Ltd. | 42 |
5 |
| Tokyo Ohka Kogyo Co., Ltd. | 1515 |
5 |
| Dow Silicones Corporation | 1852 |
5 |
| Other owners | 360 |