- All sections
- C - Chemistry; metallurgy
- 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: 152
10-year publication summary
|
6
|
9
|
14
|
13
|
13
|
12
|
15
|
12
|
14
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 27102 |
8 |
| General Electric Company | 18133 |
4 |
| BASF SE | 19740 |
4 |
| Toyo Seikan Group Holdings, Ltd. | 765 |
4 |
| Canon Inc. | 36841 |
3 |
| Daikin Industries, Ltd. | 9495 |
3 |
| Toray Industries, Inc. | 6652 |
3 |
| Pirelli Tyre S.p.A. | 1832 |
3 |
| Thuringisches Institut fur Textil - und Kunststoff - Forschung e.V. | 35 |
3 |
| Mjwmax Holdings LLC | 14 |
3 |
| E. I. du Pont de Nemours and Company | 4345 |
2 |
| Konica Minolta, Inc. | 8349 |
2 |
| Daikin America, Inc. | 52 |
2 |
| PPG Industries Ohio, Inc. | 3430 |
2 |
| Mitsui Chemicals, Inc. | 3134 |
2 |
| Kaneka Corporation | 4445 |
2 |
| Asahi Kasei E-materials Corporation | 222 |
2 |
| Clariant International Ltd. | 978 |
2 |
| Covestro Deutschland AG | 2429 |
2 |
| DIC Corporation | 3597 |
2 |
| Other owners | 94 |