- All sections
- C - Chemistrymetallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 5/353 - Five-membered rings
Patent holdings for IPC class C08K 5/353
Total number of patents in this class: 157
10-year publication summary
|
9
|
14
|
13
|
13
|
12
|
15
|
13
|
15
|
8
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 29228 |
8 |
| Pirelli Tyre S.p.A. | 1900 |
5 |
| BASF SE | 20777 |
4 |
| Toyo Seikan Group Holdings, Ltd. | 830 |
4 |
| Canon Inc. | 39442 |
3 |
| Daikin Industries, Ltd. | 9957 |
3 |
| Toray Industries, Inc. | 6891 |
3 |
| Eth Zurich | 1267 |
3 |
| Thuringisches Institut fur Textil - und Kunststoff - Forschung e.V. | 33 |
3 |
| Mjwmax Holdings LLC | 14 |
3 |
| General Electric Company | 13829 |
2 |
| E. I. du Pont de Nemours and Company | 4118 |
2 |
| Samsung SDI Co., Ltd. | 8048 |
2 |
| Nitto Denko Corporation | 8182 |
2 |
| Konica Minolta, Inc. | 8668 |
2 |
| Daikin America, Inc. | 57 |
2 |
| PPG Industries Ohio, Inc. | 3452 |
2 |
| Mitsui Chemicals, Inc. | 3197 |
2 |
| Asahi Kasei E-materials Corporation | 204 |
2 |
| Clariant International Ltd. | 933 |
2 |
| Other owners | 98 |