- 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: 568
10-year publication summary
|
29
|
35
|
25
|
28
|
26
|
20
|
22
|
14
|
24
|
13
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 29843 |
37 |
| BASF SE | 21137 |
29 |
| Dow Global Technologies LLC | 10582 |
21 |
| Konica Minolta, Inc. | 8917 |
15 |
| Sumitomo Chemical Company, Limited | 9105 |
13 |
| Bridgestone Corporation | 7212 |
12 |
| Adeka Corporation | 1367 |
11 |
| LG Chem, Ltd. | 17704 |
8 |
| Toray Industries, Inc. | 7021 |
8 |
| Zeon Corporation | 4119 |
7 |
| 3m Innovative Properties Company | 17717 |
6 |
| Arkema France | 4179 |
6 |
| Momentive Performance Materials Japan LLC | 164 |
6 |
| Nitto Denko Corporation | 8361 |
5 |
| Mitsubishi Chemical Corporation | 4608 |
5 |
| Kaneka Corporation | 4608 |
5 |
| Henkel AG & Co. KGaA | 10655 |
5 |
| DIC Corporation | 3858 |
5 |
| OMG UK Technology Ltd. | 13 |
5 |
| Sumation Co., Ltd. | 42 |
5 |
| Other owners | 354 |